An organic compound A reacts with sodium metal and forms B. On heating with conc. H2SO4, A gives diethyl ether. So A and B are:
1. C3H7OH and CH3ONa
2. CH3OH and CH3ONa
3. C4H9OH and C4H9ONa
4. C2H5OH and C2H5ONa
Phenol on treatment with dil. HNO3 at room temperature gives:
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| 2. | ![]() |
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| 4. | All of the above |
Identify A and predict the type of reactions
1.
and substitution reaction
2.
and elimination addition reaction
3.
and cine substitution reaction
4.
and cine substitution reaction
Consider the reaction scheme given below:

Identify A, X, Y, and Z:
| 1. | A-methoxymethane, X-ethanoic acid, Y-acetate ion, Z-hydrazine |
| 2. | A- methoxymethane, X-ethanol, Y-ethanoic acid, Z- semicarbazide |
| 3. | A-Acetaldehyde, X-ethanol, Y-but-2-enal, Z- semicarbazone |
| 4. | A-ethanol, X-acetaldehyde, Y-butanone, Z-hydrazone |
Which one is the most acidic compound ?

Which named reaction involves the formation of an ether by the reaction of an alkoxide ion with an alkyl halide?

1. Alcohol formation reaction
2. Dehydration reaction
3. Williamson alcohol synthesis reaction
4. Williamson ether synthesis reaction
Which functional group is introduced into phenol when it is treated with chloroform in the presence of dilute NaOH?
1. -CH2Cl
2. -COOH
3. -CHCl2
4. -CHO
Among the following ethers, the one that will produce methyl alcohol on treatment with hot concentrated HI is:
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2. | ![]() |
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4. | ![]() |
H2COH.CH2OH on heating with periodic acid gives :-
1. 2CO2
2. 2HCOOH
3. CHO-CHO
4.
The major organic product in the reaction, CH3 — O — CH(CH3)2 + HI Product is :
(1) CH3OH+(CH3)2CHI
(2) ICH3OCH(CH3)2
(3) CH3O CI(CH3)2
(4) CH3I+(CH3)2CHOH