1
WB JEE 2020
MCQ (Single Correct Answer)
+1
-0.25
What is the major product of the following reaction?
A
B
C
D
2
WB JEE 2018
MCQ (Single Correct Answer)
+1
-0.33
The correct order of reactivity for the addition reaction of the following carbonyl compounds with ethylmagnesium iodide is
3
WB JEE 2018
MCQ (Single Correct Answer)
+2
-0.5
$$[P]\buildrel {B{r_2}} \over
\longrightarrow {C_2}{H_4}B{r_2}\mathrel{\mathop{\kern0pt\longrightarrow}
\limits_{N{H_3}}^{NaN{H_2}}} [Q]$$
$$[Q]\mathrel{\mathop{\kern0pt\longrightarrow} \limits_{H{g^{2 + }},\Delta }^{20\% /{H_2}S{O_4}}} [R]\buildrel {Zn - Hg/HCl} \over \longrightarrow [S]$$
The species P, Q, R and S respectively are
$$[Q]\mathrel{\mathop{\kern0pt\longrightarrow} \limits_{H{g^{2 + }},\Delta }^{20\% /{H_2}S{O_4}}} [R]\buildrel {Zn - Hg/HCl} \over \longrightarrow [S]$$
The species P, Q, R and S respectively are
Questions Asked from Aldehyde and Ketone (MCQ (Single Correct Answer))
Number in Brackets after Paper Indicates No. of Questions
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