MCQ
$S_{N^1}$ and $S_{N^2}$ products are same with (excluding stereoisomer)
- A

- B

- ✓

- D$\begin{matrix}
Ph-CH-CH-C{{H}_{3}} \\
|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\, \\
C{{H}_{3}}\,\,\,\,\,\,\,Cl\,\,\,\,\,\,\,\, \\
\end{matrix}$




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| $A/mol\,L^{-1}$ | $0.2$ | $0.2$ | $0.4$ |
| $B/mol\,L^{-1}$ | $0.3$ | $0.1$ | $0.05$ |
| $r_0/mol^{-1}s^{-1}$ | $5.0\times 10^{-5}$ | $5.0\times 10^{-5}$ | $1.4\times 10^{-4}$ |

$H_2C = C = CH - CH = O$
$sp^3$ - $sp^2$ - $sp$