Zinc Hydroxide

Key Stage 3

Meaning

Zinc Hydroxide is a solid (at room temperature) chemical compound with the formula Zn(OH)₂.

About Zinc Hydroxide

Zinc Hydroxide is a base.

When Zinc Hydroxide is dissolved in water it is an alkali.

Zinc Hydroxide reacts with acids to produce a Zinc salt:

Hydrochloric Acid + Zinc Hydroxide → Zinc Chloride + Water

Sulphuric Acid + Zinc Hydroxide → Zinc Sulphate + Water

Nitric Acid + Zinc Hydroxide → Zinc Nitrate + Water

Key Stage 4

Meaning

Zinc Hydroxide is a solid (STP) chemical compound with the formula Zn(OH)₂.

About Zinc Hydroxide

Zinc Hydroxide is a base.

Aqueous Zinc Hydroxide is an alkali.

Zinc Hydroxide is held together by ionic bonds.

Zinc Hydroxide has a giant ionic structure.

Zinc Hydroxide reacts with acids to produce a Zinc salt:

Hydrochloric Acid + Zinc Hydroxide → Zinc Chloride + Water

2HCl + Zn(OH)₂ → ZnCl₂ + H₂O

Sulphuric Acid + Zinc Hydroxide → Zinc Sulphate + Water

H₂SO₄ + Zn(OH)₂ → ZnSO₄ + 2H₂O

Nitric Acid + Zinc Hydroxide → Zinc Nitrate + Water

2HNO₃ + Zn(OH)₂ → Zn(NO₃)₂ + H₂O