Chemical Equations: Empirical Formulas, Compound Identification, and Balancing., Exams of Chemistry

Download Chemical Equations: Empirical Formulas, Compound Identification, and Balancing. and more Exams Chemistry in PDF only on Docsity! PERIODIC TABLE I 6 r> 2 ] 3 I 8 ( 12 1 (2 3 ;i 9/1 11 4a 3.0 19 K 9.1 57 *b 5.5 55 :s 12.9 37 Fr 23) 4 Be 9.01 12 Mg 24.3 20 Ca 40.1 38 Sr 87.6 56 Ba 137.3 88 Ra (226) 21 Sc 45.0 39 Y 88.9 57 La 138.9 89 Ac (227) 22 Ti 47.9 40 Zr 91.2 72 Hf 178.5 104 Rf (259) 23 V 50.9 41 Nb 92 9 73 Ta 180.9 105 Db 24 Cr 52.0 42 Mo 95 9 74 W 183.9 106 Sg 25 Mn 54 9 43 Tc (97) 75 Re 186.2 107 Bh 26 Fe 55 8 44 Ru 101.1 76 Os 1902 in»i *_* »_' Hs 1 H 1.008 27 Co 58 9 45 Rh 102 9 77 Ir 192 2 109 Mt 28 Ni 58 7 46 Pd 106.4 78 Pt 195.1 29 Cu 63.5 47 Ag 107.9 79 Au 197.0 30 Zn 65.4 48 Cd 1 12.4 80 Hg 200.6 5 B 10.8 13 Al 27.0 31 Ga 69.7 49 In 114.8 81 Ti 204.4 6 c 12.01 14 Si 28.1 32 Ge 72.6 50 Sn 118.7 82 Pb 207.2 7 N 14.01 15 P 31.0 33 As 74.9 51 Sb 121.8 83 Bi 2090 8 o 16.00 16 s 32.1 34 Se 79.0 52 Te 127.6 84 Po 209 9 F 19.0 17 Cl 35 5 35 Br 79.9 53 I 126.9 85 At (210) 2 He 4.00 10 Ne 20.2 18 Ar 39 9 36 Kr 83.8 54 Xe 131.3 86 Rn (222) 58 Ce 140.1 59 Pr 140.9 60 Nd 144.2 61 Pm (147) 62 Sm 150.4 63 Eu 152.0 64 Gd 157.3 65 Tb 158.9 66 Dy 162.5 67 Ho 164.9 68 Er 167.3 69 Tm 168.9 70 Yb 173.0 71 Lu 175.0 90 Th 232.0 91 Pa (231) 92 U 238.0 93 Np (237) 94 Pu (244) 95 Am (243) 96 Cm (248) 97 Bk (247) 98 Cf (251) 99 Es (254) 100 Fm (257) 101 Md (258) 102 No (255) 103 Lr (257) CHEM143 Hourly Exam 1 Oct. 5, 2002 Name__ Section # Instructions: Do not open the exam until instructed to do so. At the start of the exam, it is your responsibility to verify that you have a. complete exam. Write your name at the top of each page. Write the answers in the space provided. You must show your work in order to receive credit. Useful Information: No = 6.022 x Names of Molecular Geometries: Linear Bent Tetrahedral Trigonal Planar Trigonal Pyramid Trigonal Bipyramid Square Planar Square Pyramid Octahedral See-Saw T-Shape Instructor's Space: I II-1 II-2 II-3 II-4 740 715 718 712 715 Grade 7100