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C430 Exam 1
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C1
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3 or 4 distinct ligands on central atom
ex: 1-bromo-1-chloroethane
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eaststar2
Terms in this set (14)
C1
3 or 4 distinct ligands on central atom
ex: 1-bromo-1-chloroethane
Cs
3 distinct ligands connected in planar orientation
ex: ethylene-BrCl
Ci
equal but opposite ligands creates inversion center
ex: staggered ethane-Br2Cl2
D∞h
infinite rotation with identical ligands for inversion center
ex: carbon dioxide
C∞v
infinite rotation but heteroligands prevents inversion center
ex: hydrogen cyanide
Cn
rotated about a central axis without plane of reflection
ex: hydrogen peroxide
Cnv
rotated about central axis with n reflection planes
ex: water
Cnh
rotated about a central axis for linear molecule with H reflection
ex: Boric acid
Dnh
rotated about a central axis and has n H reflection planes and n V+D reflection planes
ex: boron trifluoride
Dnd
improper rotation with n # of d reflections
ex: staggered ethane
Td
4 C3 axes, 3 C2 axes, 6 dihedral planes ex: methane
T
4 C3 axes, 3 C2 axes
Th
4 C3 axes, 3 C2 axes with inversion center ex: octahedral with C3
Oh
standard octahedral ex: FeH6
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