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Aldehyde And Ketone

WB JEE 2018

MCQ+2 / -0.52018

\([P]\buildrel {B{r_2}} \over \longrightarrow {C_2}{H_4}Br\mathrel{\mathop{\kern0pt\longrightarrow} \limits_{N{H_3}}^{NaN{H_2}}} [Q]\mathrel{\mathop{\kern0pt\longrightarrow} \limits_{H{g^{2 + }}\Delta }^{20\% \,{H_2}S{O_4}}} [R]\mathrel{\mathop{\kern0pt\longrightarrow} \limits_{HCl}^{Zn - Hg}} [S]\)


উপরের বিক্রিয়াটিতে P, Q, R এবং S হলো যথাক্রমে -

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