Molecular Shapes

Front

What is the central atom in the molecule CH₂O?

Back

Carbon

Front

What is the molecular shape of CH₂O?

Back

Bent

Front

What is the molecular shape of a molecule with a central atom bonded to three other atoms and one lone pair?

Back

Trigonal pyramidal

Front

What is the central atom in a nitrate ion (NO₃⁻)?

Back

Nitrogen

Front

What is the molecular shape of a nitrate ion (NO₃⁻)?

Back

Linear

Front

What determines the shape of a molecule?

Back

The arrangement of electron pairs around the central atom.

Front

What is VSEPR theory?

Back

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

Front

What is a lone pair in molecular geometry?

Back

A pair of valence electrons that are not shared with another atom.

Front

What is the shape of a molecule with four bonding pairs and no lone pairs?

Back

Tetrahedral

Front

What is the shape of a molecule with two bonding pairs and two lone pairs?

Back

Bent