21) Which phrase describes the molecular polarity and distribution of charge in a molecule of carbon dioxide, CO2?

A)
polar and symmetrical

B)
polar and asymmetrical

C)
nonpolar and symmetrical

D)
nonpolar and asymmetrical

A molecule must be nonpolar if the molecule

A)
is linear

B)
is neutral

C)
has ionic and covalent bonding

D)
has a symmetrical charge distribution