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When sodium hydroxide solution is added to a solution of zinc salt, the white ...

When sodium hydroxide solution is added to a solution of zinc salt, the white precipitate formed re-dissolve in excess sodium hydroxide because ____________
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  • 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
Explanation:

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