Which series of reactions correctly repr...

Which series of reactions correctly represents chemical rections related to iron and its compounds ?

`Na+O_(2)toNa_(2)Ooverset(HCl(aq))toNaCloverset(CO_(2))toNa_(2)CO_(3)overset(Delta)toNa`

`Naoverset(O_(2))toNa_(2)Ooverset(H_(2)O)toNaOHoverset(CO_(2))toNa_(2)CO_(3)overset(Delta)toNa`

`Na+H_(2)OtoNaOHoverset(HCl)toNaCloverset(CO_(2))toNa_(2)CO_(3)overset(Delta)toNa`

`Na+H_(2)OtoNaOHoverset(CO_(2))toNa_(2)CO_(3)overset(HCl)tounderset("(Molten)")(NaCl)overset("Electrolys is")toNa`

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