Physical Sciences Grade 10 P2 Mpumalanga June 2025 QP & Memo

Testpapers.co.za Downloaded from Stanmorephysics.com education MPUMALANGA PROVINCE REPUBLIC OF SOUTH AFRICA MARKS: 100 TIME: 2 HOURS This question paper consists of 15 pages and TWO data sheets. Copyright reserved Please turn over

Testpapers.co.za Downloaded from Stanmorephysics.com Physical Sciences P2 FET-Grade 10 MDE/June 2025 INSTRUCTIONS AND INFORMATION 10. 11. 12. Copyright reserved Write your name and class (for example 10 A) in the appropriate spaces on the ANSWER BOOK. This question paper consists of 7 questions. Answer ALL the questions in the ANSWER BOC Start EACH questio in the ANSWER BOOK. Number the answ cording to the numbering system used in this question paper. Leave ONE line between two sub-questions, for example between QUESTION 2.1 and QUESTION 2.2. You may use a non-programmable calculator. You may use appropriate mathematical instruments. You are advised to use the attached DATA SHEET. Show ALL formulae and substitutions in ALL calculations. Round off your final numerical answers to a minimum of TWO decimal places. Give brief motivations, discussions et cetera where required. Write neatly and legibly. Please turn over

Downloaded from Stanmorephysics.com Testpapers.co.za Physical Sciences P2 FET-Grade 10 QUESTION 1: MULTIPLE CHOICE Various options are provided as possible answers to the following questions. Choose the MDE/June 2025 answer and write only the letter (A-D) next to the question numbers (1.1-1.10) in the ANSWER BOOK, for example 1.11 E. 1.1. The following diagram represenis ... ' 1.2 0 Oo BD > Se og et a pure substance two different elements two different compounds a mixture of an element and compound The chemical name of Cas(PO)2? 0 fQO BD PY Potassium phosphate Calcium phosphate Carbon phosphate Calcium phosphite Copyright reserved Please turn over (2)

Testpapers.co.za Downloaded from Stanmorephysics.com Physical Sciences P2 FET-Grade 10 MDE/June 2025 1.3. The gas in-hairspray is commonly made up of a hydrocarbon compound. The boiling point of this compound is -6°C and its melting point is -121°C. What will the phase of matter of this compound be at 25°C? Gas Liquid 0 Oo BW > Condensati (2) 14 19. 11% (2) 1.5 The energy released when an electron is attached to an atom or molecule to form a negative ion. A Electronegativity B Electron affinity Cc lonization energy D Atomic radius (2) Copyright reserved Please turn over

Testpapers.co.za Downloaded from Stanmorephysics.com Physical Sciences P2 FET-Grade 10 MDE/June 2025 1.6 The numberof valence electrons the alkali earth metals have. A 1 B 12 Cc 2 D 11 (2) 1.7 The atoms of a substai € over one another to stretch even though they are tightly bound. ‘4 A Good conductor of heat B Ductile Cc Metallic lustre D Melting point (2) 1.8 The elements A, B and C has atomic numbers between 10 and 18. Atom A has one less electron than a noble gas. Atom B has one more electron than a noble gas. Which type of bond will be formed between atoms A and B. A lonic bond B Covalent bond Cc Metallic bond D Single covalent bond (2) Copyright reserved Please turn over

Testpapers.co.za Downloaded from Stanmorephysics.com Physical Sciences P2 FET-Grade 10 MDE/June 2025 1.9 Which one of the following represents a physical change? Decomposition of hydrogen peroxide Combustion of butane 0 0O BD > (2) 1.10 A 100 g sample of Me with Oxygen to produce 166 g Magnesium oxide. A second sa h a mass of 144 g also reacts with Oxygen. How much Magnesium oxide will be formed in the second sample? (2) [10] Copyright reserved Please turn over

Testpapers.co.za Downloaded from Stanmorephysics.com Physical Sciences P2 FET-Grade 10 MDE/June 2025 QUESTION 2 24 Study the diagrams below and answer the questions. Substance A Substance B ® @ ® ® @ e 2 @ @ @ @ 2 By ® @ ® e ® 2.1.1 2:12 2.1.3 2.1.4 2.1.5 Define the term element. Classify substance A as an element, compound or mixture. Classify substance B as an element, compound or mixture. How many different atoms are present in substance A? Write the formula of a molecule of substance A by making use of any alphabet letters. Copyright reserved Please turn over (2) (1) (1) (1) (1)

2.2 Downloaded from Stanmorephysics.com Physical Sciences P2 Testpapers.co.za FET-Grade 10 Four types of materials are shown below. MDE/June 2025 Metals ~ephysies.com Choose the material that would be explained by each of the following descriptions. Write down only the type of material next to the question numbers (2.2.1-2.2.4). 2.2.1 Malleable, melts easily, can be formed but does not conduct electricity. 2.2.2 Strong, hard and is a good conductor of electricity. 2.2.3. Hard, brittle, strong when compressed but weak when stretched. 2.2.4 Weak conductor of electricity when cold, can be shiny or dull. Copyright reserved Please turn over (1) (1) (1) (1) [10]

Testpapers.co.za Downloaded from Stanmorephysics.com Physical Sciences P2 FET-Grade 10 MDE/June 2025 QUESTION 3 A practical investigation was done by some learners to investigate the heating curve of candle wax. Learners heated 100 g of grated candle wax with a Bunsen burner. They used a thermometer to measure the change in temperature over time. Study the graph given below and answer the questions. 250 s 8 o Temperaute (°C) 8 3.1. Write down an investigative question for this investigation. (2) 3.2 | Write down the dependent variable. (1) 3.3. Write down one controlled variable. (1) 3.4 Write down the phase of candle wax at 100°C. (1) 3.5 State a precaution that must be followed when completing this investigation. (1) Copyright reserved Please turn over

Testpapers.co.za Downloaded from Stanmorephysics.com Physical Sciences P2 FET-Grade 10 MDE/June 2025 3.6 Indicate the section of the graph that represents the following by making use of the letters A, B, C, D or E. 3.6.1. Melting point (1) 3.6.2 Latent heat (1) 3.6.3 Gaseous h (1) 3.6.4 Particles 2 a fixed pattern (1) 3.7 Explain, using the kinet ory, what is happening in section B. (3) [13] Copyright reserved Please turn over

Testpapers.co.za Downloaded from Stanmorephysics.com Physical Sciences P2 FET-Grade 10 MDE/June 2025 QUESTION 4 4.1 Complete the following table by only writing down the question number (4.1.1—4.1.6) and the answer. | . | = Number | Number | Number leet Symbo ; Ss of of of Protons | neutrons | electrons Sulphur | 4.1.1 4. 16 16 18 ion ; lronion | Fe3+ ephysies 4.1.3 30 4.1.4 4.1.5 As 7 33 4.1.6 32 (6) 4.2 The following diagram shows the nucleus of 2 atoms. O Proton @ Neutron Ci \ ——- . ieee 4.2.1. Atoms A and B are the same element. Write down the NAME of this element. (1) 4.2.2 Which term is used to describe different atoms of the same element as represented by atoms A and B? (1) [8] Copyright reserved Please turn over

Testpapers.co.za Downloaded from Stanmorephysics.com Physical Sciences P2 FET-Grade 10 MDE/June 2025 QUESTION 5 541 Elements on the periodic table is used to the advantage of human beings. Some are more special than others. Study the pictures of some of these elements. Use the pictures and the periodic table to answer the following questions. Germanium 5.1.1. To which group of elements does hydrogen belong? Choose between alkali-metal or non-metal. 5.1.2 Name any two elements from the pictures that belong to the same period of the periodic table. 5.1.3. When the iron is mixed with a small amount of carbon, an alloy will be formed. Will this alloy be magnetic or non-magnetic? 5.1.4 There are seven elements that exist between the metals and non-metals on the periodic table. What are these elements called? 5.1.5 Name one physical property of this group of elements. Copyright reserved Please turn over (1) (2) (1) (1) (1)

Testpapers.co.za Downloaded from Stanmorephysics.com Physical Sciences P2 FET-Grade 10 MDE/June 2025 5.2 Study the graph of the ionization energies of elements from period 3 of the periodic table and answer the questions that follow. First ionisation energy of period 3 elements 1600 = S 1400 £ 1200 = 1000 g 800 2 600 2 400 ‘te 200 5 0 Na Mg Al Si a Ar Period 3 elements 5.2.1. Explain why the first ionization energies generally increase from Nato Ar. (2) 5.2.2 Which of these period 3 elements from the graph have the biggest atomic radius? (1) 5.2.3. Write down the NAME of the group on the periodic table which contains the elements that are the most reactive? (1) 5.2.4 Define the term electronegativity. (2) 5.2.5 Which of these elements from period 3 from the graph has the highest electronegativity? (1) 5.2.6 Why does Ar have an electron affinity of 0? (2) [16] Copyright reserved Please turn over

Testpapers.co.za Downloaded from Stanmorephysics.com Physical Sciences P2 FET-Grade 10 MDE/June 2025 QUESTION 6 6.1 Consider a Magnesium and fluorine atom. 6.1.1 6.1.2 6.1.3 6.1.4 6.1.5 6.1.6 6.1.7 How many valence electrons does fluorine have? Name the type of bond that you would expect between these two elemenis. ae Which A bond? Which for | Structure does magnesium obtain during this keep the particles in this bond close? Draw the of an anion of fluorine. Make use of Lewis diagrams to show the formation of the bond that forms between magnesium and fluorine. What type of bond would form between magnesium atoms? 6.2 Ammonia is an inorganic chemical compound of nitrogen and hydrogen with the formula of NH3. 6.2.1 6.2.2 6.2.3 6.2.4 What type of bond is formed between nitrogen and hydrogen? Draw the Lewis diagram for ammonia. How many shared electron pairs are represented by this molecule? Calculate the relative molecular mass of ammonia. Copyright reserved Please turn over (1)

Testpapers.co.za Downloaded from Stanmorephysics.com Physical Sciences P2 FET-Grade 10 MDE/June 2025 QUESTION 7 TA Study the illustration below and answer the questions. (ee) strated by process A (1) rin question 7.1.1 (1) Name the (1) 7.1.4 Is energy re absorbed during process B? (1) 7.1.5 Name the type of change illustrated by process C. (1) 7.1.6 | Give areason for the answer in question 7.1.5. (1) C2 An Alka-Seltzer tablet mainly consists of bicarbonate of soda. The balanced chemical reaction between an Alka-Seltzer tablet and water is as follows: NaHCO3(s)+ H20 (¢)— NaOH(aq)+ H20 (#)+ CO2(g) When this experiment is conducted a delivery tube is connected to a balloon that inflates with time. 7.2.1. What is the chemical name for bicarbonate of soda? (1) 7.2.2 Give the meaning of the symbol (2). (1) 7.2.3. What is the function of the balloon in the experiment? (1) 7.2.4 Show that the law of conservation of mass is applicable for this reaction. 7.3 Write a balanced chemical equation for the following word equation. Phosphorous (V) chloride reacts with water to form hydrogen phosphate and hydrochloric acid. (5) [17] GRAND TOTAL: 100 Copyright reserved Please turn over

Testpapers.co.za Downloaded from Stanmorephysics.com Physical Sciences P2 FET-Grade 10 MDE/June 2025 DATA FOR PHYSICAL SCIENCES GRADE 10 CHEMISTRY GEGEWENS VIR FISIESE WETENSKAPPE GRAAD 10 CHEMIE ABEL 1: FISIESE KONSTANTES 30L/SIMBOOL VALUE/WAARDE TABLE 2: FORMULAE/TABEL 2: FORMULES PMs _ P2V2 pV=nRT Th m N n=— n=— M Na aa c= OR/OF c= Vin V MV Copyright reserved Please turn over

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Testpapers.co.za education MPUMALANGA PROVINCE REPUBLIC OF SOUTH AFRICA FURTHER EDUCATION AND TRAINING/ VERDERE ONDERWYS EN OPLEIDING GRADE/GRAAD 10 PHYSICAL SCIENCES/FISIESE WETENSKAPPE ~ JUNE/JUNIE 2025 MARKING GUIDELINEIMERKRIGLYNE MARKS/PUNTE: 100 This marking guideline consists of 7 pages. Hierdie merkriglyne bestaan uit 7 bladsye QUESTION/VRAAG 1 1.1. Cvv Copyright reserved/ Kopiereg voorbehou Please turn over/ Blaai asseblief om

Testpapers.co.za | Physical Science P2 = Te MDE/MOD/June/Junie 2025 Fisiese Wetenskappe P2 FET/VOO-Grade/Graad 10/Marking guideline/Nasienriglyne 1.2 ey 13° Avv 14. Dvv 1.5 Byv 16° Cvv 1.7 Bvv 18 Avv 19 Cvv 1.10 Byv [20] QUESTION /VRAAG 2 2.1.1 A pure substance that cannot be broken down into simpler substances by chemical means. vv ‘n Suiwer stof wat nie afgebreek kan word in eenvoudiger stowwe deur chemiese metodes nie. (2) 2.1.2 Compound / Verbinding v (1) 2.1.3 Element ¥ (1) 2.1.4 Three / Drie v (1) 2.1.5 AsBi2Ce ¥ (1) 2.2.1 Plastics / Plastiek v (1) 2.2.2 Metals / Metale v (1) 2.2.3. Glass / Glas ¥ (1) 2.2.4 Metalloids / Metalloide v (1) [10] QUESTION/VRAAG 3 3.1 What is the relationship between the temperature of heating candle wax Copyright reserved/ Kopiereg voorbehou Please turn over/ Blaai asseblief om

Testpapers.co.za | Physical Science P2 = Te MDE/MOD/June/Junie 2025 Fisiese Wetenskappe P2. ~~ FET/VOO-Grade/Graad 10/Marking guideline/Nasienriglyne and time in which heat is supplied? vv Wat is die verhouding tussen die temperatuur van die verwarming van kerswas en die tyd waarin die hitte verskaf word? (2) 3.2 Temperature / Temperatuur ~ (1) 3.3 Mass/volume of water being heated/heating rate/type of heating source v Massa/volume van water verhit/verwarmingstempo/tipe hittebron (1) 3.4 Liquid / Vioeistof v (1) 3.5 Handle hot ma r eye protection and a lab coat v Hanteer warm mat dra oogbeskerming en ‘n labjas (1) 3.6.1 BY (1) 3.6.2 Bor/of Dv (1) 3.6.3 Ev (1) 3.6.4 Av (1) t. Energy absorbed is used to weaken the tween the molecules. “ The molecules move other and glide over one another. v Phase (melting). “ Energie geabsorbeer word gebruik om die en die molekules te verswak. Die molekules mekaar en gly oor mekaar. Fase verander (1) [13] Copyright reserved/ Kopiereg voorbehou Please turn over/ Blaai asseblief om

Testpapers.co.za Physical Science P2 | Is MDE/MOD/June/Junie 2025 Fisiese Wetenskappe P2. ~~ FET/VOO-Grade/Graad 10/Marking guideline/Nasienriglyne QUESTION/VRAAG 4 4.1.1 StVv 41.2. 32v 4.1.3 26v 414° 23v 4.1.5 Arsenic / Arseen ¥ 416 42v 4.2.1 Carbon / Koolstof v 4.2.2 Isotopes / Isotop: QUESTION/VRAAG 5 5.1.1 Alkali metals / Alkali-metale ¥ 5.1.2 lron and germanium / Fe and Ge v Yster en germanium / Fe en Ge ¥ 5.1.3 Magnetic / Magneties v 5.1.4 Metalloids / Metalloide v 6.1.5 e Good conductors of electricity when warm. ¥ e Het ‘n metaalglans e Is bros Copyright reserved/ Kopiereg voorbehou en cold. Any correct answer Enige ander korrekte antwoorde. Please turn over/ Blaai asseblief om (1) (1) (1) (1) (1) (1) (1) (1) [8] (1) (1) (1) (1) (1)

Physical Science P2 Testpapers.co.za | Fisiese Wetenskappe P2 FET/VOO-Grade/Graad 10/Marking guideline/Nasienriglyne 5.1.6 5.2.1 5.2.2 5.2.3 5.2.4 5.2.5 5.2.6 5.2.7 Copyright reserved/ Kopiereg voorbehou Siv From Na across the period to Ar the elements have increasing numbers of protons. It causes a greater attraction between the nucleus and the electrons. vv Vanaf Na regoor die periode tot by Ar het die elemente toenemende getalle protone. Dit veroorsaak ‘n groter aantrekking tusssen die kern en die elektrone. Sodium / Natrium Alkali metals en A measure of the te y of an atom to attract the shared pair of electrons. vv J ¥ ‘n Maatstaf van di 4 con I van ‘n atoom om die gedeelde elektronpaar aan te trek. Chlorine / Ct v Ar has a filled outer energy level (complete octet) ¥ which makes it stable. ¥ OR A lot of energy would be needed to remove an electron from the octet which is strongly held by the positive nucleus. OR The loss of an electron would make element X unstable with an incomplete octet. Ar het ‘n gevulde buitenste energieviak (volledige oktet) wat dit stabiel maak. OF Baie energie word benodig om ‘n elektron vanaf die oktet te verwyder wat baie sterk deur die positiewe kern aangetrek word. OF Die verlies aan ‘n elektron sal element X onstabiel maak met ‘n onvolledige oktet. Element X has an extra energy level since it is in period 3 and is therefore bigger due to the extra electrons. v Element X het ‘n ekstra energieviak aangesien dit in periode 3 is en daarom groter is as gevolg van die ekstra elektrone. nA MDE/MOD/June/Junie 2025 (1) (2) (1) (1) (2) (1) (2) (1) [16] Please turn over/ Blaai asseblief om

Testpapers.co.za | Physical Science P2 ms MDE/MOD/June/Junie 2025 Fisiese Wetenskappe P2. ~~ FET/VOO-Grade/Graad 10/Marking guideline/Nasienriglyne QUESTION/VRAAG 6 6.14 7% (1) 6.1.2 lonic bond / loniese binding v (1) 6.1.3 Neon v (1) 6.1.4 Forces of attraction / Aantrekkingskragte v (1) 6.1.5 2p v 2s t J arking criteria/Merkriglyne: * Core electrons/Kern electrone ~ 14s t J ¢ Valence electrons/Valenselektrone v 2) 6.1.6 v 4 we , ' F P+ 2 #2] yBalancing/Balansering @ 6.1. i (1) 6.2.1 Cove al ding ¥ (1) 6.2.2 ig criteria/Merkriglyne: Bonded hydrogens/Gebinde waterstowwe Vv Lone pair of electrons/Alleenpare elektrone V (2) 6.2.3. Three / Drie/3 v (1) 6.2.4 Mr (NHs) = 14 + 3(1) ¥ = 17 g-mol’ v (2) [16] Copyright reserved/ Kopiereg voorbehou Please turn over/ Blaai asseblief om

Testpapers.co.za | Physical Science P2 2 te MDE/MOD/June/Junie 2025 Fisiese Wetenskappe P2 FET/VOO-Grade/Graad 10/Marking guideline/Nasienriglyne QUESTION/VRAAG 7 7.1.1 Physical change / Fisiese verandering (1) 7.1.2 No new compounds were formed. v OR The phase of the substance changed. Geen nuwe verbindings was gevorm. OF Die fase van die stof het verander. (1) 7.1.3. Freezing / Vries v (1) 7.1.4 Released / Vryge (1) 7.1.5 Chemical change ese verandering v (1) 7.1.6 Reactants are rear ‘m new products with new properties. v OR New chemical bond @ formed. OR The new product formed cannot be separated by ph Reaktante word herrangskik om nuwe produkte met nuwe eienskappe te vorm. OF Nuwe chemiese bindings vorm. OF Die nuwe produk gevorm kan nie deur fisiese metodes geskei word nie. (1) 7.2.1 Sodium hydrogen carbonate / Natrium waterstof karbonaat ~ (1) 7.2.2 Liquid / Vioeistof v (1) 7.2.3. The balloon inflates as carbon dioxide / gas collects inside it. ¥ Die ballon blaas op soos koolstofdioksied / gas binne.v I. (1) s 7.2.4 NaHCO 3 +yHsO — H20 23+1+12+(3)16 + (2)1 (2)12 v (3) 7.2 PClsv + 4H,OV > H3PO,4¥ + 5 clea (5) Marking criteria/Merkriglyne: e Each compound correctly written / Elke verbinding korrek geskryf ¥ e Correct balancing / Korrekte balansering “ [17] GRAND TOTAL/IGROOTTOTAAL 100 Copyright reserved/ Kopiereg voorbehou