Question

the gas liberated when dilute sulphuric acid reacts with zinc granules​

Answer 1

Explanation:

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Answer 2

Answer: H2 gas or Hydrogen gas.

Explanation: When dil. H2SO4 reacts with Zn granules, it results in the formation of ZnSO4 alongwith H2 gas. This is an example of displacement reaction.

$\rm Zn \ (s) + H_2 SO_4 \ (aq) \rightarrow ZnSO_4 \ (s) + H_2 \ (g)$