Electron Regions Electronic Geometry Bond Angles
2 linear 180˚
3 trigonal planar 120˚
4 tetrahedral 109.5˚
5 trigonal bipyramidal 90˚, 120˚, and 180˚
6 octahedral 90˚ and 180˚
SCl2
Group Valence Electrons
S 6A 1 × 6 e– = 6 e–
Cl 7A 2 × 7 e– = 14 e–
Select the correct value for the indicated bond angle in each of the following compounds:
Cl-S-Cl angle of SCl2
a) 90°
b) <109.5°
c) 109.5°
d) <120°
e) 120°
f) 180°
O-C-O angle of CO2
a) 90°
b) <109.5°
c) 109.5°
d) <120°
e) 120°
f) 180°
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