chemistry_sl_paper_1

chemistry_sl_paper_1 - c 45 minutes IB DIPLOMA PROGRAMME...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
CHEMISTRY STANDARD LEVEL PAPER 1 Wednesday 4 May 2005 (afternoon) 45 minutes M05/4/CHEMI/SPM/ENG/TZ0/XX IB DIPLOMA PROGRAMME PROGRAMME DU DIPL&ME DU BI PROGRAMA DEL DIPLOMA DEL BI c 22056104 2205-6104 11 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.
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
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 2 & ± 89 & Ac (227) 57 ± La 138.91 39 Y 88.91 21 Sc 44.96 90 Th 232.04 58 Ce 140.12 72 Hf 178.49 40 Zr 91.22 22 Ti 47.90 91 Pa 231.04 59 Pr 140.91 73 Ta 180.95 41 Nb 92.91 23 V 50.94 92 U 238.03 60 Nd 144.24 74 W 183.85 42 Mo 95.94 24 Cr 52.00 Atomic Number Element Atomic Mass 93 Np (237) 61 Pm 146.92 75 Re 186.21 43 Tc 98.91 25 Mn 54.94 94 Pu (242) 62 Sm 150.35 76 Os 190.21 44 Ru 101.07 26 Fe 55.85 95 Am (243) 63 Eu 151.96 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 The Periodic Table 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 He 4.00 0 ² 2 ² M05/4/CHEMI/SPM/ENG/TZ0/XX 2205-6104
Background image of page 2
1. Which is a correct definition of the term empirical formula ? A. formula showing the numbers of atoms present in a compound B. formula showing the numbers of elements present in a compound C. formula showing the actual numbers of atoms of each element in a compound D. formula showing the simplest ratio of numbers of atoms of each element in a compound 2. The reaction of ethanal and oxygen can be represented by the unbalanced equation below. 32 2 2 __ CH CHO __ O __ CO __ H O + When the equation is balanced using the smallest possible integers, what is the coefficient for ? 2 O A. 3 B. 4 C. 5 D. 6 3. The equation for the complete combustion of butane is 41 0 2 2 2 2C H 13O 8CO 10H O + + What is the amount (in mol) of carbon dioxide formed by the complete combustion of three moles of butane?
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 4
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 06/22/2010 for the course COMCC 05123 taught by Professor Mcgee during the Spring '10 term at York County CC.

Page1 / 11

chemistry_sl_paper_1 - c 45 minutes IB DIPLOMA PROGRAMME...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online