VSEPR

Front

What does VSEPR stand for?

Back

Valence Shell Electron Pair Repulsion

Front

What is the main purpose of VSEPR theory?

Back

To predict the shape of molecules based on the repulsion between electron pairs.

Front

What molecular shape is associated with CO₂?

Back

Linear.

Front

What molecular shape is associated with NH₃?

Back

Trigonal pyramidal.

Front

What molecular shape is associated with BF₃?

Back

Trigonal planar.

Front

What molecular shape is associated with CH₄?

Back

Tetrahedral.

Front

How many electron pairs are around the central atom in a tetrahedral molecule?

Back

Four.

Front

What is the bond angle in a tetrahedral molecule?

Back

Approximately 109.5 degrees.

Front

What is the bond angle in a trigonal planar molecule?

Back

120 degrees.

Front

What is the bond angle in a linear molecule?

Back

180 degrees.