The reaction of zinc with excess of aqueous alkali, evolves hydrogen gas and gives : 2 4 2– 2 2– 2 2 — d and f Block Elements Chemistry Question
Question
The reaction of zinc with excess of aqueous alkali, evolves hydrogen gas and gives : 2 4 2– 2 2– 2 2 22- (A) Zn(OH) (B) ZnO (C) [Zn(OH) ] (D) [ZnO ]
Answer: B) ZNO
💡 Solution & Explanation
Zinc reacts with a base like NaOH to form Na ZnO and hydrogen gas is released. ZnO is formed.
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