In which of the following groups does each member give a positive iodoform test?
- Amethanol,ethanol,propanone
- Bethanol,isopropanal,methanal
- Cethanol,ethanal,isopropyl alcohol
- Dpropanal,propanol-$2$,propanone
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Which of the following tests can be used to distinguish between $C_2H_5CHO$ and $(CH_3)_2CO$?
Medium
View SolutionWhich of the following reagents will convert isobutyraldehyde to the corresponding acid?
$I. HNO_3$ $II. NH_2NH_2 / OH^-$ $III. 2[Ag(NH_3)_2]^+$ $IV. NaOH$
| $I. HNO_3$ | $II. NH_2NH_2 / OH^-$ |
| $III. 2[Ag(NH_3)_2]^+$ | $IV. NaOH$ |
Which of the following observations is found in the Tollens' test for aldehydes?
Given below are two statements,one is labelled as Assertion $A$ and the other is labelled as Reason $R$.
Assertion $A$: $3$-chloro-$2$-methylpentan-$3$-one can be subjected to Wolff-Kishner reduction to give $3$-chloro-$2$-methylpentane.
Reason $R$: Wolff-Kishner reduction is used to convert $C=O$ into $CH_2$.
Assertion $A$: $3$-chloro-$2$-methylpentan-$3$-one can be subjected to Wolff-Kishner reduction to give $3$-chloro-$2$-methylpentane.
Reason $R$: Wolff-Kishner reduction is used to convert $C=O$ into $CH_2$.
Milk can be preserved by adding a few drops of
Medium
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