chemistry_sl_p1 - c 45 minutes IB DIPLOMA PROGRAMME...

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CHEMISTRY STANDARD LEVEL PAPER 1 Monday 20 May 2002 (afternoon) 45 minutes M02/420/S(1) c IB DIPLOMA PROGRAMME PROGRAMME DU DIPL&ME DU BI PROGRAMA DEL DIPLOMA DEL BI 222-161 12 pages INSTRUCTIONS TO CANDIDATES ! Do not open this examination paper until instructed to do so. ! Answer all the questions. ! For each question, choose the answer you consider to be the best and indicate your choice on the answer sheet provided.
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87 Fr (223) 55 Cs 132.91 37 Rb 85.47 19 K 39.10 11 Na 22.99 3 Li 6.94 1 H 1.01 88 Ra (226) 56 Ba 137.34 38 Sr 87.62 20 Ca 40.08 12 Mg 24.31 4 Be 9.01 & ± 89 & Ac (227) 57 ± La 138.91 39 Y 88.91 21 Sc 44.96 90 Th 232.04 58 Ce 140.12 104 Rf (261) 72 Hf 178.49 40 Zr 91.22 22 Ti 47.90 91 Pa 231.04 59 Pr 140.91 105 Db (262) 73 Ta 180.95 41 Nb 92.91 23 V 50.94 92 U 238.03 60 Nd 144.24 106 Sg (263) 74 W 183.85 42 Mo 95.94 24 Cr 52.00 Atomic Mass Atomic Number 93 Np (237) 61 Pm 146.92 107 Bh 75 Re 186.21 43 Tc 98.91 25 Mn 54.94 Periodic Table 94 Pu (242) 62 Sm 150.35 108 Hs 76 Os 190.21 44 Ru 101.07 26 Fe 55.85 95 Am (243) 63 Eu 151.96 109 Mt 77 Ir 192.22 45 Rh 102.91 27 Co 58.93 96 Cm (247) 64 Gd 157.25 78 Pt 195.09 46 Pd 106.42 28 Ni 58.71 97 Bk 65 Tb 158.92 79 Au 196.97 47 Ag 107.87 29 Cu 63.55 98 Cf (251) 66 Dy 162.50 80 Hg 200.59 48 Cd 112.40 30 Zn 65.37 99 Es (254) 67 Ho 164.93 81 Tl 204.37 49 In 114.82 31 Ga 69.72 13 Al 26.98 5 B 10.81 100 Fm (257) 68 Er 167.26 82 Pb 207.19 50 Sn 118.69 32 Ge 72.59 14 Si 28.09 6 C 12.01 101 Md (258) 69 Tm 168.93 83 Bi 208.98 51 Sb 121.75 33 As 74.92 15 P 30.97 7 N 14.01 102 No (259) 70 Yb 173.04 84 Po (210) 52 Te 127.60 34 Se 78.96 16 S 32.06 8 O 16.00 103 Lr (260) 71 Lu 174.97 85 At 53 I 126.90 35 Br 79.90 17 Cl 35.45 9 F 19.00 86 Rn (222) 54 Xe 131.30 36 Kr 83.80 18 Ar 39.95 10 Ne 20.18 2 He 4.00 ² 2 ² M02/420/S(1) 222-161
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1. A compound that contains only carbon, hydrogen and oxygen has the following percentage by mass: carbon 60 %, hydrogen 8 %, oxygen 32 %. What is a possible molecular formula? A. 582 CHO B. 54 C. 63 D. 74 2. Which sample contains the smallest amount of oxygen? A. 0.3 mol 24 HSO B. 0.6 mol 3 O C. 0.7 mol HCOOH D. 0.8 mol 2 HO 3. When the equation is balanced correctly, what is the coefficient for ? 41 0 2 2 2 CH O CO +→ + 2 O A. 9 B. 13 C. 18 D. 24 & 3 & M02/420/S(1) 222-161 Turn over
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4. 6.4 g of copper wire is added to 0.10 of 1.0 aqueous to form metallic silver and 3 dm 3 moldm 3 AgNO aqueous copper(II) nitrate. When the reaction is complete A. excess copper wire remains.
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chemistry_sl_p1 - c 45 minutes IB DIPLOMA PROGRAMME...

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