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The substance ZnO dissolves in sodium hydroxide solution and mineral acid solution to give soluble…

The substance ZnO dissolves in sodium hydroxide solution and mineral acid solution to give soluble products in each case. ZnO is therefore referred to as
  • A.
    an allotropic oxide
  • B.
    an amphoteric oxide
  • C.
    a peroxide
  • D.
    a dioxide
Correct Answer: Option B
Explanation