PHY-P2-March-Qp & Memo-2016-Gr10_hlayiso.com_.pdf

Downloaded from hlayiso.com testpapers.co.za

Downloaded from hlayiso,co Physical Sciences P2 2 March 2A Common Test * NSC - Grade 10 QUESTION 1: MULTIPLE CHOICE Four possible options are provided as answers. Choose the correct option by writing only the letter next to the question number (1.1 — 1.5). 11 Liquids which mix homogeneously in all proportions are said to be ... . A __ suspensions B miscible C emulsions D aerosols 4.2 Solid carbon dioxide turns directly into a gas when heated. What is this process called? A Condensation B Evaporation C Sublimation D Boiling 4.3 The sum of the number of protons and neutrons in an atom gives its ... . A atomic number B__ electronegativity C electron affinity D mass number . (2) (2) (2) [6] Copyright reserved Please turn over

( Downloaded from hlayiso.com Physical Sciences P2 3 March 2016 Common Test NSC - Grade 10 QUESTION 2 Mixtures are a combination of two or more pure substances. 2.1 Name the two types of mixtures that can be formed, 2.2 Explain the difference between the two types of mixtures. 2.3 State the method by which each of the following mixtures can be separated, 2.3.1 Alcohol and water 2.3.2 Oil and water } QUESTION 3 Learners, wishing to investigate the effect of heat on water, placed some ice cubes ina beaker and allowed it to melt while resting on a table. Temperature readings were recorded every 6 minutes for 1 hour. The results are given in the table below. Time in mins 0 | & | 10 | 15 | 20 | 25! 30] 35] 40 | 45 | 50 | 55 | 60 Temperature in °C “12| -8)-4)-2/0;)0}]0;2)6/401 14] 18) 22 3.1 Use the graph paper supplied to plot a line graph of the results shown in the table above. ‘30 What was happening between 20 and 30 minutes? 3.3 State the energy conversion that takes place between 20 and 30 minutes, (2) (1) (1) i6] (5) (1) (2) | Copyright reserved Please turn over

- ~~ Downloaded from hlayiso.com Physical Sciences P2 nse - nade 40 March 2016 Common Test’ QUESTION 4 41 Consider the following element X 33 16 x 4.1.1 How many neutrons does this element have? (1) 4.1.2 Draw the energy level diagram for an ion of this. element. (3) 4.2. Magnesium is an element that exists naturally in the form of three isotopes. 4.2.1 What are isotopes? (1) 4.2.2 Which sub-atomic particle is responsible for the formation of isotopes. (4) - 4.2.3 The percentage abundance of each isotope is given below: Magnesium - 24 78,99% Magnesium - 25 10,00% Magnesium - 26 11,01% Calculate the relative atomic mass of a magnesium atom. (4) [10] QUESTION 5 The graph of the first ionisation energies of elements in period 3 is given below. <_ 1600 ( 8 E 41200 32 & < 800 4B Pe ES 400 Wo ghee tt Na Mg Al Si P S Cl Ar 5.1 What is meant by first ionisation energy? (1) 5.2 5.2.1 State the trend in ionisation energies as we move from left to right : (1) across a period. 5.2.2 Give an explanation for your answer in question 5.2.1 above. (3) 5.3 Explain the difference in ionisation energies between magnesium (Mg) and Aluminium (Al). (3) [8] Copyright reserved Please turn over

Downloaded from hlayiso.com : Physical Sciences P2 March 2016 Common Test NSC - Grade 10 I QUESTION 6 i} 6.1 Covalent bonding occurs when two non-metal atoms overlap and share their | valence electrons. 6.1.1 What type of substances form as a result of covalent bonding? 6.1.2 Use electron dot diagrams to show how hydrogen and oxygen combine to from water. i 6.2 Lithium metal and chlorine gas can combine to form lithium chloride. Which substance will lose electron/s? 6.3 Give the name of the energy involved in each of the following processes. 6.3.1 A diatomic substance is separated into two individual atoms. 6.3.2 An atom gains electrons. 6.4 Ammonium carbonate is an ionic compound. Write down the formula for the 6.4.1 cation 6.4.2 anion 6.5 The foltowing is a graphical representation of a metallic bond. Sea of delocalised ie Sa > kone atomic BOO) 6.5.1 By making reference to the diagram above, explain why metals are good conductors of electricity. 6.5.2 State one other property of metals. TOTAL MARKS: (1) (4) (4) (2) [12] [50] Copyright reserved Please turn over

——— Downloaded from hlayiso.com S.LNAIWS TS AO A18VL DIGOMsd SHL -€ FIVL — pesresas yyBuAdo : Bee ose J7 | ON | PW) WY) Sa) JD Ya | wo] wy!) ng) dN] nm | ed | UL OL cOL LO} OGL 66 86 £6 96 sé ¥6 £6 43 L6 06 SLL eZb 691 Z9L SOL coL 6SL ZSL Si OSE vr byL OVL N71) GA | WL) 4a OH | Ad | git | pp | ng | wg | wg)! PN! 4d | 89 3a 7a OZ 69 so 4:) 99 s9 ro £9 (42) Lo 09 6S 8g ov ey 2 4142 68 838 £8 602 L0E y0e boc Z6L S6L c6L OGL 98 | PSL Leb 6LbL 6EL Zeb ceL uy WeOdk ig gadgare6H inv jd | 4 [sO OM |M JBL JHZ eT |ea sisos 98 S38 43 £3 8 L8 08 62 82 ZL 92 SZ eZ eZ ck 2g 9g Sg Ler rk A» 8Z- | deb 6LL SLL cLL | SOL 901 eoL LOL 36 As} 6 68 38 98 8X 1S ei ase uss ul spos bvs/pdsiuasinys osoowsiqn [4Z 2) A si4s Sau s vs eg eg LS og 67 sy Lv oF id 4d er ov Ww or SE se Ze v8 os eZ gL eZ OL so s‘¢9 6S 6S 9s SS eS Ls ay Sy OF 6E AM 4d &) 6S Bi Sv SOD SPO 2) UZ SND | IN S00 S 8d SUE 40 S ew UL sos 2 eos) ME ge g€ PE e¢ ce Le oe 6z 8 px 9¢ ET4 ve 4 (44 ZA ity4 6L ov sce ef be 82 L@ esseumUcoje amanejal spispeuag ve £z Iv (208) S$ 3 SIS al avian sseul 1W0}2 onnios eyeuxoiddy BW S| eN S SL Lb 9b SL vi eb ab LL oz | 6b | or [ee [ze | tb _+| s'e9 6 Z N AS OSNE OZ a8 soogus | ng) |" HeummeBouorers eaane OL 6 2 L 9 ° joquiks ez Aanebou0.99/9 ¢ ¢ v ¥ L » °H feyaBusoony TALNFTSIAAM H = é sequinu s1wojy L (a) A) tA wo sb 2b 9b Gb we fb Zh be OD 6 8 Z 9 s ¥ e z L

March 2016 Common Test Downloaded from hlayiso.com Physical Sciences P2 | i 1 H | i | T i i bop | | 1 oo i T Cee eee i 4 ! af —— | ! Cpr j i 1 |. ae | + pod i ° ae g | Pp ® | 7 9 te ! | 3 i | te naa 5 oo eg ao: 3 <c s & <q Zz Oo o Copyright reserved

Downloaded from hlayiso.com

Downloaded from hlayiso.com 42n0 WIT eS2BIq pansasay qyBukdeg, J@A0 LUN] BSB paaiasar WyBuAdeD fa] @ 7 “br0ue feqUE}Od 0} peLSAUOD si ABIOUE TEA SE () / Guyjaw semsoi aut Ze (g) 4, vere “soBed p 0 S]SisuOD wnpuRiOWNeUI SIyL Petar al 4 ara a ¢ x bal Wy iS8q J0 Sul ou Buymerg] * é Anoanes panod siuiodiy| ~| = FLAT - os ‘SV Apslios panod sjuiod oF wea} IW] A ‘Agoa.u0o payoid sjujod § 3Se3| Ty] ~ anoy 4 SWI Saxe YjOg UO pue jOqE] PUB SALL| » ve £NOLS3ND | [sl ® sium Guedes 7e7 ALVIS o) / UOHEIIASID [BUOHIeL4/UOHEIRSI LET YOINSS IVNOLLVN ‘S8U0 UY} S10W Ut ale SSOURISGNS 64} SeuND|W SnosueBHaLeyay U} yp veseyd eues a * Sy} UI [Je Que SeouE\sqns fenpiAipu! ay} sesnpaus snosusBowoy ul; ZZ s * / Seinpaw snosuaboseiey . 4 ot @ \Siuueeonben yz : 1S3L NOWWOS i s 9107 HOUVN = ZNOWSaND : (QU SIWaHO) : . {d)SHONZIOS TVOISAHd : pereree rete rer tree errr rere rer Tete is] @ cra eb | @ veo th Volddv HLNOS 40 oranda @ wea ee uoneonpy olseg jo juswyredag jeyeN-ninzemy 1 { LNOLLSSND uoeonp? olseg OL @PEID - SN $8 UOWWOD gLOZ YEN, Ed saquans jeoiskyq — Aang nT3a9 Seer apm

Downloaded from hlayiso.com JeAO WIN BSBAId YAVEUCSID panese: SLKdeD [os] -syew 1301, fu (3) @ 3) a) C) w i) fe) ® $e VOWED g1L0z YIN. agsnl yBIH » Agsusp y6it 7 21g2n 7 21geareN / Yea JO Suoyonpucs Poo) — josughuy 799 7 Saale eGireyo Se spe pue A eeu 24} jnoyBNox} Ayeey Snow ued suOMPE|s pasTEoOPPJoBSsoUL 19 FO €, 709 tro + THN L999 + 7 Ayuuse vospsy Z'e'9 7 Aésgue uoRepossiIg. FES . e'9 AUT 29 + oH ” Pf 4 tre A SAIPSOW LES So SNOLLSAND 01 epet9- OSN v Za seoueps jesiski ww! | Jano usm esedid Beniese: yBukdog Is] © “wnuiunje wos WEY] UINISeUBeU WoL UONDE[s 9u] SAOWIA! 0} Papasu S| ABeUS S1OW S98} / leucuo de Sy ul uogoe|s @/uls B seu yeu. 7 uniuiuinre ueU) Ayiqels Jeyeer6 Jo sjejs e sjuaseidey sit / Rallis Ajayaidwios jenquo se sey wnisaubeyy = e's. &) _ A SUOIIDS|s JOIN at LO PeLiexs si uoqoeme Jo solo; 3aBuons Y 7 Saseaioul eGeyo Jeajonu ay] (A SOS@S10U] JOQUINU OuO}E SUL 1 UBu 0} Yo] Wo ero EM SY 77'S 6 Q) yp seseaiur ABiaua uogestuo] 42'S 7 ZS w / eseud snoaseb Oty Ul WO}e JeANSU e Wo LOPES ISI OY} SxOWE: O} pauiNbas ABeue SUL = SNOMLSSND fowl - ) ; peore've = 001 ob ob = ome ; PP + Soon +, (elkGergy) “Sse OY enneIed 2, ) PSUOMNON TEP () A SiOquunU Sse JUSIeyIp Ing JequINU o(WOJe Swes ey Buney JUSWEIs ews oY} Jo SwIO}e ee Sadojos] PZy OY ) whe ) vle ey. VP ¥NOLLSAND . OL @PEID - ISN - 7881 UOWWOD 9102 HOLE & Za seouets 1eIshud