MCQ
If formaldehyde and $KOH$ are heated, then we get
- AAcetylene
- BMethane
- ✓Methyl alcohol
- DEthyl formate
✓
Answer
Correct option: C.
Methyl alcohol
c
(c)$HCHO + HCHO\xrightarrow{{KOH}}HCOOK + C{H_3}OH$
(c)$HCHO + HCHO\xrightarrow{{KOH}}HCOOK + C{H_3}OH$
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
In the following transitions, which one has higher frequency
The length of the two rods made up of the same metal and having the same area of cross-section are $0.6 m$ and $0.8 m$ respectively. The temperature between the ends of first rod is ${90^o}C$ and ${60^o}C$ and that for the other rod is $150^oC$ and ${110^o}C$. For which rod the rate of conduction will be greater
→$N-$ type semiconductors will be obtained, when germanium is doped with
→A wooden block floats in a liquid with $40\%$ of its volume inside the liquid. When the vessel containing he liquid starts rising upwards with acceleration $a = g/2$, the percentage of volume inside the liquid is ......... $\%$
→The isothermal elasticity of a gas is equal to
Power factor is maximum in an $LCR$ circuit when
→A capillary tube of radius $r$ is dipped in a liquid of density $\rho$ and surface tension $S$. If the angle of contact is $\theta$, the pressure difference between the two surfaces in the beaker and the capillary
→$1$ mole of rigid diatomic gas performs a work of $Q / 5$ when heat $Q$ is supplied to it. The molar heat capacity of the gas during this transformation is $\frac{ x R }{8},$ The value of $x$ is $\ldots \ldots \ldots .$ $[ K =$ universal gas constant $]$
→In the network shown in the following figure, each resistance is $1\,ohm.$ The effective resistance between $A$ and $B$ is
→An $n-p-n$ transistor has three leads $A,B$ and $C$ . Connecting $B$ and $C$ by moist fingers, $A$ to the positive lead of an ammeter, and $C$ to the negative lead of the ammeter, one finds large deflection. Then, $A, B$ and $C$ refer respectivily to
→