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JEE Mains · Chemistry · STD 11 - 6.2. Equilibrium - II (icon Equilibrium)
In the following reactions, \(ZnO\) is respectively acting as a/an : \((A)\,ZnO + Na_2O\rightarrow Na_2ZnO_2\) \((B)\,ZnO + CO_2\rightarrow ZnCO_3\)
- A base and acid
- B base and base
- C acid and acid
- D acid and base
Answer & Solution
Correct Answer
(D) acid and base
Step-by-step Solution
Detailed explanation
Zinc oxide is an amphoteric oxide, as indicated by the following reactions: \( {\mathrm{ZnO}+\mathrm{Na}_{2} \mathrm{O} \rightarrow \mathrm{Na}_{2} \mathrm{ZnO}_{2}} \) \({ { (Acid)\quad (Base) \quad (Salt)}} \) \({\mathrm{ZnO}+\mathrm{CO}_{2} \rightarrow \mathrm{ZnCO}_{3}} \)…
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