When sodium hydroxide solution is added to a solution of zinc salt; the white precipitate formed re-dissolve in excess sodium hydroxide because?

By: |Published on: Apr 18|Categories: Chemistry NECO| 0 comments

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

Correct Answer:

Option D – zinc hydroxide is amphoteric

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