chapter9 - Homework Chapter 9 9.2 (a) (b) (c) (d) (e) (f) C...

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Homework Chapter 9 9.2 (a) C Group 4A 4 valence electrons (b) Cl Group 7A 7 valence electrons (c) Ne Group 8A 8 valence electrons (d) Si Group 4A 4 valence electrons (e) Se Group 6A 6 valence electrons (f) Al Group 3A 3 valence electrons 9.6 MgCl (Mg typically forms Mg 2+ ions) BaF 3 (Ba typically forms Ba 2+ ions) CsKr (Kr is not likely to form a Kr ion) 9.18 (a) F Br F F F F (c) IB r Br (b) F I F F (d) Br F F + 9.22 (a) O C O O 2 (c) O S O O 2 electron-pair geometry, trigonal planar electron-pair geometry, tetrahedral molecular geometry, trigonal planar molecular geometry, trigonal pyramidal 2- 2- -
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(b) O N O O (d) O Cl O O electron-pair geometry, trigonal planar electron-pair geometry, tetrahedral molecular geometry, trigonal planar molecular geometry, trigonal pyramidal Ions (a) and (b) are isoelectronic (24 valence electrons) and have identical electron-pair and molecular geometries. Molecules (c) and (d) are also isoelectronic (26 valence electrons) and have identical electron-pair and molecular geometries. 9.26 (a) Cl—S—Cl = 109° (b) N—N—O = 180° (c) angle 1 = 120°; angle 2 = 120°; angle 3 = 109° 9.32 (a)
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chapter9 - Homework Chapter 9 9.2 (a) (b) (c) (d) (e) (f) C...

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