Question

Match the Column A with Column B:

Column A	Column B
(a) Sodium Chloride	1. has two shared pair of electrons
(b) Methane	2. has high melting and boiling points
(c) Hydrogen chloride gas	3. a greenhouse gas
(d) Oxidation reaction	4. has low melting and boiling points
(e) Water	5. \[\ce{Zn - 2e^- -> Zn^{2+}}\]
	6. \[\ce{S + 2e^{-} -> S^{2-}}\]

Answer 1

Column A	Column B
(a) Sodium Chloride	2. has high melting and boiling points
(b) Methane	3. a greenhouse gas
(c) Hydrogen chloride gas	4. has low melting and boiling points
(d) Oxidation reaction	5. \[\ce{Zn - 2e^- -> Zn^{2+}}\]
(e) Water	1. has two shared pair of electrons