Compounds | \[\Delta H_{f}^{o}kJ/mol\] |
\[Si{{O}_{2}}(s)\] | - 910 |
\[MgO(s)\] | - 601 |
\[C{{r}_{2}}{{O}_{3}}(s)\] | - 1128 |
\[C{{O}_{2}}(g)\] | - 393 |
\[L{{i}_{2}}O(s)\] | - 598 |
A) Cr only
B) Mg and Li only
C) C, Li and Cr
D) Li only
Correct Answer: B
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