MCQ
Total number of alkenes obtained in reaction?
- A$2$
- B$4$
- C$1$
- ✓$3$
✓
Answer
Correct option: D.
$3$
d
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Similar questions
In the reaction, ${H_2}C = C{H_2}\xrightarrow{\begin{subarray}{l}
{\text{cold alkaline}} \\
{\text{KMn}}{{\text{O}}_{\text{4}}}
\end{subarray} }(A)$ Product $A$ is :
→{\text{cold alkaline}} \\
{\text{KMn}}{{\text{O}}_{\text{4}}}
\end{subarray} }(A)$ Product $A$ is :
Reagent($s$) which can be used to bring about the following transformation is(are)
→($A$) $\mathrm{LiAlH}_4$ in $\left(\mathrm{C}_2 \mathrm{H}_5\right)_2 \mathrm{O}$
($B$) $\mathrm{BH}_3$ in $THF$
($C$) $\mathrm{NaBH}_4$ in $\mathrm{C}_2 \mathrm{H}_5 \mathrm{OH}$
($D$) Raney $\mathrm{Ni} / \mathrm{H}_2$ in $\mathrm{THF}$
The major product of the following reaction is
Match List-$I$ with List-$II$
→| List-$I$ Species | List-$II$ Electronic distribution |
| $(A)$ $\mathrm{Cr}^{+2}$ | $(I)$ $3 \mathrm{~d}^8$ |
| $(B)$ $\mathrm{Mn}^{+}$ | $(II)$ $3 \mathrm{~d}^3 4 \mathrm{~s}^1$ |
| $(C)$ $\mathrm{Ni}^{+2}$ | $(III)$ $3\mathrm{~d}^4$ |
| $(D)$ $\mathrm{V}^{+}$ | $(IV)$ $3 \mathrm{~d}^5 4 \mathrm{~s}^1$ |
Choose the correct answer from the options given below:
(image) $\xrightarrow[{(2)\,{H_2}O/Zn}]{{(1)\,{O_3}}}\mathop X\limits_{\left( {{C_2}{H_4}O} \right)} + \mathop Y\limits_{\left( {{C_3}{H_6}O} \right)} $
→$X\xrightarrow[{\left( 2 \right)\,{H_2}O}]{{\left( 1 \right)\,LiAl{H_4}}}P$
$Y\xrightarrow[{\left( 2 \right)\,{H_2}O}]{{\left( 1 \right)\,LiAl{H_4}}}Q$
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