s-Block ElementsHard

Question

Zinc reacts with excess of caustic soda to form :

Options

A.Zn(OH)2

B.ZnO

C.Na₂ZnO₂

D.Zn(OH)₂.ZnCO₃

Solution

Zn + 2NaOH → Na₂ZnO₂ + H₂.

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