Acids and Bases

Nitric acid (HNO3)

Strong acid

Sulfuric acid (H2SO4)

Strong acid

Hydrochloric acid (HCl)

Strong acid

Phosphoric acid (H3PO4)

Strong acid

Acetic acid (CH3COOH)

Weak acid

Hydrofluoric acid (HF)

Weak acid

Carbonic acid (H2CO3)

Strong acid

Boric acid (H3BO3)

Weak acid

Sodium hydroxide (NaOH)

Strong base

Potassium hydroxide (KOH)

Strong base

Calcium hydroxide (Ca(OH)2)

Strong base

Sodium bicarbonate (NaHCO3)

Weak base

Magnesium hydroxide (Mg(OH)2)

Weak base

Ammonium hydroxide (NH4OH)

Weak base

Bromic acid (HBrO3)

Strong acid

Hydroiodic acid (HI)

Strong acid

Hydrobromic acid (HBr)

Strong acid

Perchloric acid (HClO4)

Strong acid

Chloric acid (HClO3)

Strong acid

Formic acid (HCOOH)

Weak acid

Oxalic acid (C2H2O4)

Weak acids

Sulfurous acid (H2SO3)

Weak acid

Benzoic acid (C6H5COOH)

Weak acid

Lithium hydroxide (LiOH)

Strong base

Barium hydroxide (Ba(OH)2)

Strong base

Calcium hydroxide (Ca(OH)2)

Strong base

Rubidium hydroxide (RbOH)

Strong base

Cesium hydroxide (CsOH)

Strong base

Amines (generally)

Weak bases

Hypochlorous acid (HOCl)

Weak acid

Strontium hydroxide (Sr(OH)2)

Strong base