class4b - Class #4b Solutions & Ions CHEM 107 A. Bengali...

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Class #4b Solutions & Ions CHEM 107 A. Bengali Texas A&M University Qatar
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Ions ) Ions : atoms or groups of atoms with electric charge ) Cations : positive charge ) Anions : negative charge
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Monatomic Cations ) Make from neutral atoms by removing electrons ) Metals, often from first 2 columns of periodic table Na Na + + e Ca Æ Ca 2+ + e-
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Periodic Table IA VIIA 0 (1) (17) (18) 1 12 H IIA IIIA IVA VA VIA H He 1.008 (2) (13) (14) (15) (16) 1.008 4.003 34 5 6789 1 0 Li Be B C N O F Ne 6.941 9.012 10.81 12.01 14.01 16.00 19.00 20.18 11 12 VIIIB 13 14 15 16 17 18 Na Mg IIIB IVB VB VIB VIIB IB IIB Al Si P S Cl Ar 22.99 24.31 (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) 26.98 28.09 30.97 32.07 35.45 39.95 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 K Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr 39.10 40.08 44.96 47.88 50.94 52.00 54.94 55.85 58.93 58.69 63.55 65.39 69.72 72.61 74.92 78.96 79.90 83.80 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 Rb Sr Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te I Xe 85.47 87.62 88.91 91.22 92.91 95.94 (98) 101.07 102.91 106.42 107.87 112.41 114.82 118.71 121.75 127.60 126.90 131.29 55 56 57 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 Cs Ba La Hf Ta W Re Os Ir Pt Au Hg Tl Pb Bi Po At Rn 132.91 137.33 138.91 178.49 180.95 183.85 186.21 190.2 192.22 195.08 196.97 200.59 204.38 207.2 208.98 (209) (210) (222) 87 88 89 104 105 106 107 108 109 Fr Ra Ac Rf Ha Sg Ns Hs Mt (223) (226) (227) (261) (262) (263) (262) 1.1 58 1.1 59 1.1 60 1.1 61 1.1 62 1.1 63 1.1 64 1.1 65 1.1 66 1.1 67 1.1 68 1.1 69 1.0 70 1.2 71 Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu 140.12 140.91 144.24 (145) 150.36 151.97 157.25 158.93 162.50 164.93 167.26 168.93 173.04 174.97 1.2 90 1.3 91 1.5 92 1.3 93 1.3 94 1.3 95 1.3 96 1.3 97 1.3 98 1.3 99 1.3 100 1.3
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This note was uploaded on 03/29/2008 for the course CHEM 107 taught by Professor Generalchemforeng during the Spring '07 term at Texas A&M.

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class4b - Class #4b Solutions & Ions CHEM 107 A. Bengali...

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