C(s) + H 2 O(l) → CO(g) + H2(g)
2Na(s) + 2H2O(l) → 2NaOH(aq) + H2(g)
Zn(s) + 2HCI(aq) → ZnCI2(aq) + H2(g)
Cu(s) + H2O(l) → CuO(s) + H2(g)
2AI(s) + 3H2O(l) → Al2O3(s) + 3H2(g)
Correct answer is C
No explanation has been provided for this answer.
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