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Among Mg, Cu, Fe, Zn the metal that does not produce hydrogen gas in reaction with hydrochloric acid is(a) Cu(b) Zn(c) Mg(d) Fe |
Answer» Answer is : (a) Cu The metals that are present below hydrogen in reactivity series will not produce hydrogen gas in reaction with hydrochloric acid. Among the given metals, Cu is present below H in reactivity series, i.e. it is less reactive than H, will not produce H2 gas in reaction with HCl acid. |
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