Question

The salt formed when ZnO reacts with hot concentrated NaOH is ______.

विकल्प

• sodium zincate

• zinc hydroxide

Answer 1

The salt formed when ZnO reacts with hot concentrated NaOH is sodium zincate.

Explanation:

Zinc oxide (ZnO) is an amphoteric oxide, so it reacts with both acids and bases. When ZnO reacts with hot concentrated NaOH, it forms sodium zincate (Na₂ZnO₂) and water.