VSEPR and Molecular Shape

Front

How many electrons should Oxygen have around its Lewis dot model?

Back

6

Front

What is a lone pair?

Back

A pair of non-bonding electrons.

Front

What is the geometry of a molecule with 4 bonded pairs of electrons and 0 lone pairs of electrons (AB4)?

Back

Tetrahedral.

Front

What is the molecular structure of a molecule with 2 bonded pairs and 1 lone pair of electrons?

Back

Bent/Angular.

Front

What is the molecular shape of a molecule with 3 bonded pairs and 1 lone pair of electrons?

Back

Trigonal Pyramidal.

Front

What is the molecular shape of a molecule with 2 bonded pairs and 0 lone pairs of electrons?

Back

Linear.

Front

What is the VSEPR theory?

Back

Valence Shell Electron Pair Repulsion theory; it predicts the shape of molecules based on electron pair repulsion.

Front

What does AB2 represent in VSEPR theory?

Back

A molecule with 2 bonded atoms and no lone pairs.

Front

What is the bond angle in a tetrahedral molecular geometry?

Back

Approximately 109.5 degrees.

Front

What is the bond angle in a trigonal planar molecular geometry?

Back

Approximately 120 degrees.