# Technical Sciences Grade 10 P2 November Mock 2026 QP (Eng)

> Grade 10 Technical Sciences Paper 2 question paper from the November Mock Exam 2026 (English), 15 pages. Read online or download the free PDF.

- Page: https://www.hlayiso.com/library/grade-10-technical-sciences-2026-november-mock-exam-question-paper-paper-2/985df505-a4d6-46de-ab4f-3df4c9507d41
- Updated: 2026-10-29
- Subject: Technical Sciences
- Grade: Grade 10
- Language: English
- Document type: Question paper
- Year: 2026
- Exam period: November Mock Exam
- Paper: 2
- Publisher: Hlayiso
- Curriculum: CAPS
- Pages: 15

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## About this document

Technical Sciences · Grade 10 · November Mock Exam · 2026 · English. Question paper, 15 pages. Read online or download the PDF.

Read it free online on the page above; download the PDF from there.

## Matching paper and memo

- [Grade 10 Technical Sciences P2 November 2026 Mock Memo](https://www.hlayiso.com/library/grade-10-technical-sciences-2026-november-mock-exam-memorandum-paper-2/b76a028f-3bd3-41d4-8d0d-59f3c488156a) — Memo · 2026 · Eng

## Document text

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### Page 1

Mock

                              hlayiso mock exams
                              Practice Series:
                              Grade 10 Exam Preparation
                              WWW.HLAYISO.COM

                                    NATIONAL
                               SENIOR CERTIFICATE

                                      GRADE 10

                              TECHNICAL SCIENCES P2
                       NOVEMBER EXAMINATION 2026 (MOCK)

  MARKS: 150

  TIME: 3 hours

        This question paper consists of 12 pages, 1 graph sheet and 2 data sheets.

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### Page 2

Technical Sciences/P2                       2                           Hlayiso/Mock 2026
                                         NSC Mock

INSTRUCTIONS AND INFORMATION

1.    Write your centre number and examination number in the appropriate spaces on the
      ANSWER BOOK and on the GRAPH SHEET.
2.    This question paper consists of NINE questions. Answer ALL the questions in the
      ANSWER BOOK, except QUESTION 9.4.1, which must be answered on the attached
      GRAPH SHEET.
3.    Hand in the GRAPH SHEET together with your ANSWER BOOK.
4.    Start EACH question on a NEW page in the ANSWER BOOK.
5.    Number the answers correctly according to the numbering system used in this question
      paper.
6.    Leave ONE line between two subquestions, e.g. between QUESTION 2.1 and
      QUESTION 2.2.
7.    You may use a non-programmable calculator.
8.    You may use appropriate mathematical instruments.
9.    You are advised to use the attached DATA SHEETS.
10.   Show ALL formulae and substitutions in ALL calculations.
11.   Round off your FINAL numerical answers to a minimum of TWO decimal places.
12.   Give brief motivations, discussions, etc. where required.
13.   Write neatly and legibly.

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### Page 3

Technical Sciences/P2                       3                              Hlayiso/Mock 2026
                                         NSC Mock

QUESTION 1: MULTIPLE-CHOICE QUESTIONS
Various options are provided as possible answers to the following questions. Choose the
answer and write only the letter (A–D) next to the question numbers (1.1 to 1.10) in the
ANSWER BOOK, e.g. 1.11 D.
1.1      Which ONE of the following is a HOMOGENEOUS mixture?

         A     Sand and water

         B     Salt dissolved in water

         C     Muddy water

         D     Oil and water                                                              (2)
1.2      Which ONE of the following elements is a METALLOID (semi-metal)?

         A     Carbon

         B     Germanium

         C     Magnesium

         D     Chlorine                                                                   (2)
1.3      The number of protons in the nucleus of an atom is called the …

         A     mass number.

         B     neutron number.

         C     atomic number.

         D     nucleon number.                                                            (2)
1.4      Which ONE of the following materials is the best THERMAL INSULATOR?

         A     Copper

         B     Aluminium

         C     Iron

         D     Polystyrene                                                                (2)
1.5      The electron configuration of a sodium atom (Na) is …

         A     1s2 2s2 2p6 3s1

         B     1s2 2s2 2p7

         C     1s2 2s2 2p6 3s2

         D     1s2 2s8 3s1                                                                (2)

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### Page 4

Technical Sciences/P2                      4                           Hlayiso/Mock 2026
                                        NSC Mock

1.6      The elements in GROUP 18 of the periodic table are known as the …

         A     alkali metals.

         B     halogens.

         C     noble gases.

         D     alkaline earth metals.                                                 (2)
1.7      The correct chemical formula for aluminium oxide is …

         A     AℓO

         B     Aℓ2 O3

         C     Aℓ3 O2

         D     AℓO2                                                                   (2)
1.8      Which ONE of the following metals is attracted by a magnet?

         A     Copper

         B     Aluminium

         C     Zinc

         D     Nickel                                                                 (2)
1.9      A temperature of 25 ◦ C is equal to …

         A     248 K.

         B     25 K.

         C     273 K.

         D     298 K.                                                                 (2)
1.10     Isotopes of an element have the same number of … but a different number
         of …

         A     protons; neutrons

         B     neutrons; protons

         C     electrons; protons

         D     protons; electrons                                                    (2)
                                                                                    [20]

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### Page 5

Technical Sciences/P2                         5                              Hlayiso/Mock 2026
                                           NSC Mock

QUESTION 2 (Start on a new page.)
A learner finds the following substances in the school laboratory and storeroom:
                       Air        Copper wire   Carbon dioxide       Salt water
              Sugar (sucrose)     Oxygen gas          Brass       Distilled water

2.1      Define the term pure substance.                                                       (2)
2.2      Define the term compound.                                                             (2)
2.3      From the list above, write down the names of TWO substances that are:
         2.3.1       Elements                                                                  (2)
         2.3.2       Compounds                                                                 (2)
         2.3.3       Mixtures                                                                  (2)
2.4      Is salt water a HOMOGENEOUS or a HETEROGENEOUS mixture? Give a
         reason for the answer.                                                                (2)
2.5      A learner accidentally mixes iron filings, sand and table salt in a beaker.
         2.5.1       How can the iron filings be removed from the mixture?                     (1)
         2.5.2       Describe the steps that the learner should follow to separate the
                     SAND from the SALT.                                                      (3)
                                                                                             [16]

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### Page 6

Technical Sciences/P2                            6                                Hlayiso/Mock 2026
                                              NSC Mock

QUESTION 3 (Start on a new page.)
Grade 10 learners in Polokwane investigate which materials conduct electricity. They use rods
of different materials that all have the SAME length and thickness. Each rod is connected in
turn between crocodile clips X and Y in the circuit shown below.
                                                                  bulb
                                          A

                          cell

                                               rod being tested

                                              X               Y
The results are shown in the table below.
      MATERIAL OF ROD AMMETER READING (A)                          DOES THE BULB GLOW?
      Copper                                0,85                         Yes – bright
      Aluminium                             0,80                         Yes – bright
      Graphite                              0,40                          Yes – dim
      Silicon                               0,05                             No
      Sulphur                               0,00                             No
      Plastic (PVC)                         0,00                             No

3.1      For this investigation, write down the:
         3.1.1       Independent variable                                                          (1)
         3.1.2       Dependent variable                                                            (1)
         3.1.3       ONE controlled variable                                                       (1)
3.2      Write down an investigative question for this investigation.                              (2)
3.3      Which material is the BEST electrical conductor?                                          (1)
3.4      Classify each of the following elements as a METAL, NON-METAL or
         METALLOID: copper, aluminium, silicon and sulphur.                                        (4)
3.5      Graphite is a non-metal that conducts electricity. Of which element is graphite
         made?                                                                                     (1)
3.6      State TWO physical properties of metals, other than electrical conductivity.              (2)
3.7      Copper is used for the electrical wiring in houses. Give TWO reasons why
         copper is suitable for this use.                                                          (2)
3.8      Silicon is a semiconductor. Name ONE device in which silicon is used.                     (1)
3.9      Explain why the handles of an electrician’s screwdriver are made of plastic.             (2)
                                                                                                 [18]

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### Page 7

Technical Sciences/P2                         7                                   Hlayiso/Mock 2026
                                           NSC Mock

QUESTION 4 (Start on a new page.)

4.1      Define the term thermal conductor.                                                      (2)
4.2      Three rods of the SAME length and thickness, made of copper, aluminium
         and glass, pass through the side of a container so that one end of each rod
         is in boiling water. A drawing pin is attached to the other end of each rod with
         a small blob of candle wax, as shown below.

                                                       copper

          boiling                                     aluminium
          water
                                                           glass

                                               hot plate                 wax and drawing pin

         The learners record how long it takes for each drawing pin to fall off:

              Rod                        Copper     Aluminium             Glass
              Time for pin to fall (s)    45               70      did not fall in 10 min

         4.2.1       Which rod is the best thermal conductor? Give a reason for the
                     answer.                                                                     (2)
         4.2.2       Why must all the rods have the same length and thickness?                   (1)
4.3      Cooking pots are made of metal, but their handles are made of wood or plastic.
         Explain why.                                                                            (2)
4.4      Explain how ceiling insulation (e.g. glass wool) in the roof of a house helps to
         keep the house warm in winter.                                                          (2)
4.5      A learner holds a bar magnet near each of the following objects. Write down
         only YES or NO to indicate whether each object will be ATTRACTED by the
         magnet.
         (a) Iron nail                         (b) Aluminium cool-drink can
                                                                                                 (4)
         (c) Steel paper clip                  (d) Copper wire
4.6      Give ONE practical use of magnets in everyday life or in industry.                     (1)
                                                                                               [14]

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### Page 8

Technical Sciences/P2                          8                              Hlayiso/Mock 2026
                                            NSC Mock

QUESTION 5 (Start on a new page.)

5.1      Name the TWO types of subatomic particles that are found in the nucleus of
         an atom.                                                                               (2)
5.2      Define the term mass number.                                                           (2)
5.3      Chlorine occurs naturally as two isotopes: 35       37
                                                    17Cℓ and 17Cℓ.
         5.3.1       Define the term isotopes.                                                  (2)
         5.3.2       Write down the numbers represented by (a) to (f) in the table below.
                     Write only the letter and the number, e.g. (g) 12.                         (6)

                        ISOTOPE       PROTONS          NEUTRONS        ELECTRONS
                           35Cℓ           (a)              (b)              (c)
                           17
                           37Cℓ           (d)              (e)               (f)
                           17

         5.3.3       The relative atomic mass of chlorine on the periodic table is 35,5.
                     Explain why this value is NOT a whole number.                              (2)
5.4      A magnesium atom, 24                    2+
                           12Mg, forms the ion Mg .

         5.4.1       Write down the number of electrons in ONE Mg2+ ion.                        (1)
         5.4.2       Is Mg2+ a CATION or an ANION?                                              (1)
         5.4.3       Explain how a magnesium atom forms a Mg2+ ion.                             (2)
5.5      A neutral atom of element Z has 26 protons and 30 neutrons in its nucleus.
         5.5.1       Write down the mass number of element Z.                                   (1)
         5.5.2       Use the periodic table to write down the NAME of element Z.               (1)
                                                                                              [20]

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### Page 9

Technical Sciences/P2                         9                                 Hlayiso/Mock 2026
                                           NSC Mock

QUESTION 6 (Start on a new page.)
Use the periodic table on the DATA SHEET where necessary. Consider the following elements:
                     Oxygen (O)   Sodium (Na)   Aluminium (Aℓ)     Argon (Ar)

6.1      Define the term valence electrons.                                                    (2)
6.2      Draw an Aufbau diagram (orbital box diagram) for an OXYGEN atom.                      (3)
6.3      Write down the electron configuration (sp-notation) of:
         6.3.1       An aluminium atom                                                         (2)
         6.3.2       A chloride ion, Cℓ–                                                       (2)
6.4      For an ALUMINIUM atom, write down the number of:
         6.4.1       Valence electrons                                                         (1)
         6.4.2       Core electrons                                                            (1)
6.5      Write down the GROUP NUMBER and the PERIOD NUMBER of aluminium.                       (2)
6.6      Write down the name of the group to which sodium belongs.                             (1)
6.7      Argon is used in light bulbs and in welding because it is very unreactive.
         Explain, in terms of its electron configuration, why argon is unreactive.             (2)
6.8      Sodium and potassium react in a similar way with water. Explain this by
         referring to their electron arrangement.                                             (2)
                                                                                             [18]

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### Page 10

Technical Sciences/P2                       10                   Hlayiso/Mock 2026
                                         NSC Mock

QUESTION 7 (Start on a new page.)

7.1      Define the term anion.                                                  (2)
7.2      Write down the NAMES of the following compounds:
         7.2.1       Na2 SO4                                                     (2)
         7.2.2       NH4 Cℓ                                                      (2)
         7.2.3       CuO                                                         (2)
7.3      Write down the CHEMICAL FORMULAE of the following compounds:
         7.3.1       Calcium chloride                                            (2)
         7.3.2       Potassium oxide                                             (2)
         7.3.3       Iron(III) nitrate                                           (2)
         7.3.4       Ammonium sulphate                                           (2)
7.4      Aluminium chloride dissolves in water to form ions. Write down the
         FORMULAE of the cation and the anion that are formed.                  (2)
                                                                               [18]

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### Page 11

Technical Sciences/P2                      11                          Hlayiso/Mock 2026
                                        NSC Mock

QUESTION 8 (Start on a new page.)

8.1      State the law of conservation of mass in words.                              (2)
8.2      Balance the following equations. Rewrite each balanced equation in the
         ANSWER BOOK.
         8.2.1       H 2 + O 2 → H2 O                                                 (2)
         8.2.2       Aℓ + O2 → Aℓ2 O3                                                 (2)
         8.2.3       CH4 + O2 → CO2 + H2 O                                            (2)
8.3      How many oxygen ATOMS are represented by 2Aℓ2 O3 ?                           (1)
8.4      When magnesium ribbon is placed in hydrochloric acid, magnesium chloride
         and hydrogen gas are formed. Write down a balanced chemical equation for
         this reaction, using chemical formulae.                                     (3)
                                                                                    [12]

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### Page 12

Technical Sciences/P2                          12                                 Hlayiso/Mock 2026
                                            NSC Mock

QUESTION 9 (Start on a new page.)

9.1      Differentiate between heat and temperature.                                            (4)
9.2      Convert the following temperatures:
         9.2.1       37 ◦ C (normal body temperature) to kelvin                                 (2)
         9.2.2       77 K (boiling point of liquid nitrogen) to degrees Celsius                 (2)
9.3      Name ONE type of thermometer that a nurse can use to measure the body
         temperature of a patient.                                                              (1)
9.4      A learner heats 200 mℓ of water in a beaker on a hot plate and records the
         temperature of the water every minute. The results are shown below.

                          Time (min)            0    1    2    3     4    5
                          Temperature (◦ C)     20   32   44   56   68   80

         9.4.1       Use the data in the table to draw a graph of temperature (on the
                     y-axis) against time (on the x-axis) on the attached GRAPH SHEET.          (4)
         9.4.2       Use the graph to determine the temperature of the water after 2,5
                     minutes.                                                                   (1)
                                                                                               [14]
                                                                                    TOTAL:     150

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### Page 13

Technical Sciences/P2                 13                   Hlayiso/Mock 2026
                                   NSC Mock

                        GRAPH SHEET FOR QUESTION 9.4.1

 CENTRE NUMBER:
 EXAMINATION NUMBER:

Hand in this GRAPH SHEET together with your ANSWER BOOK.

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### Page 14

Technical Sciences/P2                      1                                   Hlayiso/Mock 2026
                                        NSC Mock

                        DATA FOR TECHNICAL SCIENCES GRADE 10
                                 PAPER 2 (CHEMISTRY)

TABLE 1: PHYSICAL CONSTANTS
 NAME                                        SYMBOL                         VALUE
 Charge on electron                                e                    –1,6× 10–19 C
 Standard temperature                              Tθ                        273 K

TABLE 2: FORMULAE
 TEMPERATURE

          T (in K) = t (in ◦ C) + 273                   t (in ◦ C) = T (in K) – 273

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### Page 15

Technical Sciences/P2                                                                                 2                                                                                    Hlayiso/Mock 2026
                                                                                                   NSC Mock

                                                  TABLE 3: THE PERIODIC TABLE OF ELEMENTS

        1           2                                                                                                                                          13            14          15           16       17         18
       (I)         (II)         3           4           5           6           7           8                9           10          11           12          (III)         (IV)         (V)         (VI)     (VII)      (VIII)

        1                                                                                                                                                                                                                   2
                                                                                            Atomic number
 2,1   H                                                                                                                                                                                                                  He
        1                                         KEY                                                                                                                                                                       4
                                                                                                             29
        3            4                                                                                                                                          5             6           7            8           9       10
 1,0         1,5
                                                              Electronegativity                  1,9    Cu                    Symbol
                                                                                                                                                        2,0           2,5          3,0         3,5          4,0
       Li          Be                                                                                                                                          B             C            N           O           F       Ne
        7            9                                                                                  63,5                                                   11            12           14          16          19       20
        11          12                                                                                                                                         13            14           15          16          17       18
 0,9   Na    1,2   Mg                                                                                                                                   1,5   Aℓ      1,8    Si    2,1    P    2,5    S     3,0   Cℓ      Ar
                                                                           Approximate relative atomic mass
       23           24                                                                                                                                         27            28           31          32          35,5     40
       19           20          21          22          23          24          25          26                27         28          29           30           31            32           33          34          35       36
 0,8   K     1,0   Ca     1,3   Sc    1,5   Ti    1,6   V     1,6   Cr    1,5   Mn    1,8   Fe         1,8   Co    1,8   Ni    1,9   Cu     1,6   Zn    1,6   Ga      1,8   Ge     2,0   As    2,4   Se     2,8   Br      Kr
       39           40          45          48          51          52          55          56                59         59          63,5         65           70            73           75          79          80       84
       37           38          39          40          41          42          43          44                45         46          47           48           49            50           51          52          53       54
 0,8   Rb    1,0   Sr     1,2   Y     1,4   Zr          Nb    1,8   Mo    1,9   Tc    2,2   Ru         2,2   Rh    2,2   Pd    1,9   Ag     1,7   Cd    1,7    In     1,8   Sn     1,9   Sb    2,1   Te     2,5    I      Xe
       86           88          89          91          92          96                      101              103         106         108          112          115           119         122         128          127     131
       55           56          57          72          73          74          75          76                77         78          79           80           81            82           83          84          85       86
 0,7   Cs    0,9   Ba           La    1,6   Hf          Ta          W           Re          Os                Ir         Pt          Au           Hg    1,8    Tℓ     1,8   Pb     1,9   Bi    2,0   Po     2,5   At      Rn
       133         137          139         179         181         184         186         190              192         195         197          201          204          207          209
       87           88          89
 0,7   Fr    0,9   Ra           Ac
                   226

                                            58          59          60          61          62                63         64          65           66           67            68           69          70          71

                                            Ce          Pr          Nd          Pm Sm                        Eu          Gd          Tb           Dy          Ho            Er           Tm          Yb           Lu
                                            140         141         144                     150              152         157         159          163          165          167          169         173          175
                                            90          91          92          93          94                95         96          97           98           99           100          101         102          103

                                            Th          Pa          U           Np          Pu               Am Cm                   Bk           Cf          Es            Fm           Md          No           Lr
                                            232                     238

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