Which One of the Following Is Not a Correct Formation $\mathrm{H}_{2}(g)+\mathrm{O}(g) \rightarrow \mathrm{H}_{2} \mathrm{O}(\mathrm{g})$

Multiple Choice

Which one of the following is not a correct formation reaction? (products are correct)

A) $\mathrm{H}_{2}(g) +\mathrm{O}(g) \rightarrow \mathrm{H}_{2} \mathrm{O}(\mathrm{g})$
B) $1 / 2 \mathrm{H}_{2}(g) +1 / 2 \mathrm{Cl}_{2}(g) \rightarrow \mathrm{HCl}(g)$
C) $6 \mathrm{C}$ (graphite) $+3 \mathrm{H}_{2}(g) \rightarrow \mathrm{C}_{6} \mathrm{H}_{6}(l)$
D) $C$ (graphite $) \rightarrow C($ diamond)
E) $6 \mathrm{C}($ graphite $) +6 \mathrm{H}_{2}(g) +3 \mathrm{O}_{2}(g) \rightarrow \mathrm{C}_{6} \mathrm{H}_{12} \mathrm{O}_{6}(\mathrm{~s})$