MCQ
In the reaction
$C{{H}_{3}}CN+2H\underset{\text{Ether}}{\mathop{\xrightarrow{HCl}}}\,X\underset{{{H}_{2}}O}{\mathop{\xrightarrow{\text{Boiling}}}}\,Y;$ the term $Y$ is:
- AAcetone
- BEthyl amine
- ✓Acetaldehyde
- DDimethyl amine
✓
Answer
Correct option: C.
Acetaldehyde
c
(c) $C{{H}_{3}}CN+2H\underset{\text{Ether}}{\mathop{\xrightarrow{HCl}}}\,HC\equiv CH$ $\xrightarrow{\text{Boiling }{{H}_{2}}O}\underset{\text{Acetaldeyde}}{\mathop{C{{H}_{3}}CHO}}\,$
(c) $C{{H}_{3}}CN+2H\underset{\text{Ether}}{\mathop{\xrightarrow{HCl}}}\,HC\equiv CH$ $\xrightarrow{\text{Boiling }{{H}_{2}}O}\underset{\text{Acetaldeyde}}{\mathop{C{{H}_{3}}CHO}}\,$
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
How much electricity in terms of Faraday is required to produce 2.7 g of Al from molten Al2O3 ? (Atomic mass of $Al =27 u$ )
→Major product $(R)$ of following reaction is
→Figure $\xrightarrow[{0\, - \,5\,\,{\,^o}C}]{{HN{O_2}}}$ $P$ $\xrightarrow{{HB{F_4}}}Q$ $\xrightarrow[{Cu,\,\,\Delta }]{{NaN{O_2}}}R$
Two solutions $A$ and $B$ are prepared by dissolving $1\,g$ of non-volatile solutes $X$ and $Y$. respectively in $1\,kg$ of water. The ratio of depression in freezing points for $A$ and $B$ is found to be $1: 4$. The ratio of molar masses of $X$ and $Y$ is.
→The correct statements from following are:
→$A$. The strength of anionic ligands can be explained by crystal field theory.
$B$. Valence bond theory does not give a quantitative interpretation of kinetic stability of coordination compounds.
$C$. The hybridization involved in formation of $\left[\mathrm{Ni}(\mathrm{CN})_4\right]^{2-}$ complex is $\mathrm{dsp}^2$.
$D$. The number of possible isomer$(s)$ of cis- $\left[\mathrm{PtCl}_2(\text { en })_2\right]^{2+}$ is one
Choose the correct answer from the options given below:
Concentrated aqueous sulphuric acid is $98\%\,\, H_2SO_4$ by mass and has a density of $1.80\, g\, mL^{-1}.$ Volume of acid required to make one litre of $0.1\, M \,H_2SO_4$ solution is ........ $mL$.
→Reaction $2A + B \to$ product, rate law is $\frac{{ - d[A]}}{{dt}}\, = \,K[A].$ At a time when $t\, = \,\frac{{{t_{1/2}}}}{{\ln\,2}},$ concentration of the reactant is
→What is a coenzyme?
Nitrobenzene can be prepared from benzene by using a mixture of conc.$HN{O_3}$ and conc.${H_2}S{O_4}$. In the nitrating mixture, $HN{O_3}$ acts as a
→The complex, $[Pt(Py)(NH_3)BrCl]$ will have how many geometrical isomers?
→Match List $-I$ with List $-II$ and select the correct answer using the codes given below
→|
List $-I$ (Ion involved) |
List $-II$ (agent) |
| $(i)\, Ni^{2+}$ | $(A)$ Sodium thiosulphate |
| $(ii)\, Ag^+$ | $(B)$ Sodium nitroprusside |
| $(iii)\, Cu^{2+}$ | $(C)$ Ammonia |
| $(iv)\,S^{2-}$ | $(D)$ Dimethylglyoxime |
$(i)\,\,\,-\,\,\,(ii)\,\,\,-\,\,\,(iii)\,\,\,-\,\,\,(iv)$