A cation is

A) a combination of atoms held together by chemical bonds.
B) a positively charged ion.
C) a negatively charged ion.
D) a molecule that conducts electricity when placed in solution.
E) an alteration in the three-dimensional structure of a protein.

Cation

A positively charged ion, which results from the loss of one or more electrons by an atom.

Positively Charged

Refers to particles or objects that have more protons than electrons, resulting in a net positive electric charge.

Ion

An atom or molecule with an electric charge due to the loss or gain of one or more electrons.