8. ACP REVIEW - 7C VSEPR Theory

Front

What is VSEPR Theory?

Back

VSEPR Theory (Valence Shell Electron Pair Repulsion Theory) is a model used to predict the geometry of individual molecules based on the repulsion between the electron pairs in the valence shell of the central atom.

Front

What is the measure of a tetrahedral bond angle?

Back

109.5 Degrees

Front

What is the hybridization of the central atom in NH3?

Back

sp3

Front

What is the molecular shape of H2O?

Back

Bent

Front

What is the hybridization of the central atom in BCl3?

Back

sp2

Front

What molecular shape corresponds to sp hybridization?

Back

Linear

Front

What molecular shape corresponds to sp2 hybridization?

Back

Trigonal Planar

Front

What molecular shape corresponds to sp3 hybridization?

Back

Tetrahedral or Trigonal Pyramidal (depending on lone pairs).

Front

What is the bond angle in a trigonal planar molecule?

Back

120 Degrees

Front

What is the bond angle in a bent molecule with two lone pairs?

Back

Approximately 104.5 Degrees