Molecular Geometry Flashcard

Front

What is the shape of formaldehyde (CH2O)?

Back

Trigonal Planar

Front

What is the shape of methane (CH4)?

Back

Tetrahedral

Front

What is the shape of boron trihydride (BH3)?

Back

Trigonal Planar

Front

What is the bond angle in boron trihydride (BH3)?

Back

120°

Front

What determines the shape of a molecule?

Back

Electrons

Front

Define molecular geometry.

Back

The three-dimensional arrangement of atoms within a molecule.

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 is a bond angle?

Back

The angle formed between three atoms in a molecule, specifically between the two bonds that connect the atoms.

Front

What is the shape of water (H2O)?

Back

Bent

Front

What is the bond angle in methane (CH4)?

Back

109.5°