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Practicing real exam questions helps you understand the exam pattern, improve accuracy, and boost your JEE score. Perfect for students aiming for top ranks in IIT-JEE.","tags","jee main joint entrance examination india","version","vip","location",{"_391":392,"_393":394},"type","Point","coordinates",[395,396],79.0888,21.1466,"in","priority",11,"createdOn",1756744302186,"updatedOn","questionsCount",24748,"courseCount",9,"examKey","questionData",{"_369":410,"_411":412,"_413":414,"_278":416,"_417":418,"_263":370,"_419":420,"_421":422,"_110":427},"rmqoaoBUxBXCj33UT6L6EQBE0cIeH6","q","In the following reactions, ZnO is respectively acting as a/an :

\n(a) ZnO + Na₂O $$\\to$$ Na₂ZnO₂

\n(b) ZnO + CO₂ $$\\to$$ ZnCO₃","ans",[415],2,"2017 (Offline)","course","chemistry","exp","Zinc oxide (ZnO) when react with Na₂O it act as acid while with CO₂ it act as base. Therefore, it is an amphoteric oxide.\n

(a) ZnO + Na₂O $$\\to$$ Na₂ZnO₂\n
Acid Base Salt

\n(b) ZnO + CO₂ $$\\to$$ ZnCO₃\n
Base Acid Salt","opts",[423,424,425,426],"base and base","acid and acid","acid and base","base and acid",12,"12","initComment","initReply","actionData","errors"]

JEE MAIN - Chemistry (2017 (Offline) - No. 12)

Explanation

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