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 molecular geometry does PH3 have?

Back

Trigonal Pyramidal.

Front

What is the bond angle for a trigonal planar molecule?

Back

120 Degrees.

Front

Which molecular shape has a bond angle of 180 Degrees?

Back

Linear.

Front

What is the molecular geometry of CO2?

Back

Linear.

Front

What is the molecular geometry of NH3?

Back

Trigonal Pyramidal.

Front

What is the molecular geometry of H2S?

Back

Bent.

Front

What is the bond angle for a tetrahedral molecule?

Back

109.5 Degrees.

Front

What is the significance of lone pairs in VSEPR Theory?

Back

Lone pairs occupy space and can affect the bond angles and overall geometry of the molecule.

Front

What is the molecular geometry of a molecule with 4 bonding pairs and no lone pairs?

Back

Tetrahedral.