VSEPR Chemistry 8

Front

What is VSEPR theory?

Back

VSEPR (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 bond angle for a tetrahedral molecule?

Back

109.5 degrees.

Front

What is the bond angle for a trigonal planar molecule?

Back

120 degrees.

Front

What is the bond angle for a linear molecule?

Back

180 degrees.

Front

What shape does a molecule with 4 bonding pairs and no lone pairs have?

Back

Tetrahedral.

Front

What shape does a molecule with 3 bonding pairs and 1 lone pair have?

Back

Trigonal pyramidal.

Front

What shape does a molecule with 2 bonding pairs and 2 lone pairs have?

Back

Bent.

Front

Which molecular shape has a bond angle of approximately 107 degrees?

Back

Trigonal pyramidal.

Front

What is the shape of CO2?

Back

Linear.

Front

What is the shape of BF3?

Back

Trigonal planar.