MCQ
How many alkene on catalytic hydrogenation given isopentane as a product ?
- A$2$
- ✓$3$
- C$4$
- D$5$

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$(A)$ Na and excess of $NH _3$
$(B)$ $K$ and excess of $O _2$
$(C)$ $Cu$ and dilute $HNO _3$
$(D)$ $O _2$ and $2$-ethylanthraquinol