a
Zn(s) + 2HCl → ZnCI2(aq) + H 2(g)
b
Fe (s) + H 2SO4(aq) → FeSO4(aq) + H2(g)
c
Cu (s) + 2HCI (aq) → CuCI 2(aq) + H2(g)
d
Ca(s) + 2H 2O (1) → Ca(OH)2(g) + H2(g)
e
2Na(s) + 2H 2O (1) → 2NaOH(aq) + H2(g)
Explanation
Correct Option
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