Question

When the same amount of zinc is treated separately with excess of sulfuric acid and sodium hydroxide the ratio of?

Answer 1

Explanation:

Reaction of zinc and H2SO4 (excess)

Zn+H2sO4⟶ZnSO4+H2

(ii) Reaction of zinc and NaOH (excess)

Zn+2NaOH⟶Na2ZnO2+H2

Ratio of volumes of hydrogen evolved =11=1:1

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