FLASHCARD: WS 4-5 Molecular Geometry and Polarity 2024

Front

What is the shape of a H₂O molecule?

Back

Bent

Front

Which shapes are altered by unshared pairs (lone pairs) of electrons on the central atom?

Back

Bent and Pyramidal

Front

What kind of bond will form between F and Cl?

Back

Polar covalent

Front

What is a bond where electrons are NOT shared equally?

Back

Polar covalent

Front

What shape do molecules with an expanded octet and no lone pairs on the central atom exhibit?

Back

Trigonal bipyramidal

Front

What is the molecular geometry of CH₄?

Back

Tetrahedral

Front

What is the bond angle in a trigonal planar molecule?

Back

120 degrees

Front

What type of bond forms between two identical nonmetals?

Back

Nonpolar covalent

Front

What is the effect of lone pairs on bond angles in a molecule?

Back

Lone pairs decrease bond angles due to increased repulsion.

Front

What is the molecular geometry of NH₃?

Back

Trigonal pyramidal