Multiple Choice Question Answer II — task. Science CBSE, Class 10.

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1. Reactivity of zinc is __________ than hydrogen.

Less
More
Equal
Sometimes more sometimes less

2. \(Zn\) + x\(HCl\) → \(ZnCl_2\) + z,

In the above equation z & x are

\(H_2\), and 3
\(H_2\), and 4
\(H_2\), and 2
\(Cl_2\), and 2

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