Compound $Y$ is an unbranched molecule with formula $\text{C}_n\text{H}_{2n+1}X$. $X$ is a halogen. The $M_r$ of $Y$ is $137$. The halogen atom is bonded to the second carbon atom in the chain. Which statements are correct? 1. $Y$ has a chiral centre. 2. $Y$ can eliminate $HX$ to produce two structurally isomeric alkenes. 3. $Y$ can eliminate $HX$ to produce two geometrically isomeric alkenes.
- A1, 2 and 3 are correct
- B1 and 2 only are correct
- C2 and 3 only are correct
- D1 only is correct