Paragraph: An acylic hydrocarbon $P$, having molecular formula $\mathrm{C}_6 \mathrm{H}_{10}$, gave acetone…
Paragraph:
An acylic hydrocarbon $P$, having molecular formula $\mathrm{C}_6 \mathrm{H}_{10}$, gave acetone as the only organic product through the following sequence of reactions, in which $Q$ is an intermediate organic compounds.
Question:
The structure of the compound $Q$ is