WHEN SODIUM HYDROXIDE SOLUTION IS ADDED TO A SOLUTION OF ZINC SALT, THE WHITE PRECIPITATE FORMED RE-DISSOLVE IN EXCESS SODIUM HYDROXIDE BECAUSE
A. sodium hydroxide is a strong alkali B. sodium is more reactive than zinc C. zinc is more reactive than sodium D. zinc hydroxide is amphoteric ✓ E. zinc hydroxide is unstable The answer to the question is: D. zinc hydroxide is amphoteric When sodium…