MCQ
$(A)$ and $(B)$ are


- AChain Isomer
- ✓Positional Isomer
- CMetamer
- DFunctional Isomer


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Reason : The higher oxidation states for the group $14$ elements are more stable for the heavier members of the group due to ‘inert pair effect’.
$CO\left( g \right) + \frac{1}{2}{O_2}\left( g \right) \rightleftharpoons C{O_2}\left( g \right)$ is