Chemistry Quiz

Which of the following compounds is an ionic compound?

• NH3

• CO2

• Na2O

• HF

• HBr

The least electronegative element below is

• Cs

• Ca

• Li

• S

• F

The element with the smallest radius below is

• Cs

• Ca

• Li

• S

• F

Elements with 8 valence electrons

• metals

• non-metals

• metalloids

Always form ions with negative charges

• metals

• non-metals

• metalloids

Always form ions with positive charges

• metals

• non-metals

• metalloids

Which of the following is the strongest intermolecular force?

• dispersion

• hydrogen bonding

• dipole-dipole attraction

• covalent bonding

Which of the following is not a diatomic molecule?

• H

• F

• Br

• Ar

• O

The electrostatic attraction between oppositely charged ions is called ____.

• ionic bonding.

• hydrogen bonding.

• covalent bonding.

• metallic bonding.

Atoms that share electrons equally form ____.

• halide bonds.

• covalent bonds.

• ionic bonds.

• metallic bonds.