Inorganic Molecules
Acids

Sulfuric acid: used in the manufacture of fertilizers, water treatment, batteries, and oil refining.

Hydrochloric acid: present in gastric juice and used in chemical industries and analytical laboratories.
Bases

Sodium hydroxide: a strong base used in the manufacture of soap, paper, textiles, and industrial cleaning. The atoms are shown separately to emphasize the ionic, non-covalent bond.

Ammonium hydroxide: formed when ammonia dissolves in water. Used in cleaning products and fertilizers.