Difficult
Oxidation of toluene with $CrO_3$ in the presence of $(CH_3CO)_2O$ gives a product '$A$' which on treatment with aqueous $NaOH$ produces
- A$C_6H_5CHO$
- B$(C_6H_5CO)_2O$
- C$C_6H_5COONa$
- D$2, 4-$diacetyl toluene
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For the given compound,determine the number of hydrogen atoms that are replaced by $D$ upon keeping it for a long time with $\mathop O\limits^\ominus D / D_2O$.
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Difficult
View SolutionSome organic compounds possess fragrance and taste. Their names are given in Column-$I$,structures in Column-$II$,and their sources in Column-$III$. Match Column-$I$ with Column-$II$ and Column-$III$.
Column-$I$ (Name) Column-$II$ (Structure) Column-$III$ (Source) $(A)$ Vanillin $(i)$ $C_6H_4(OH)CHO$ (ortho) $(p)$ From cinnamon $(B)$ Salicylaldehyde $(ii)$ $C_6H_5CH=CHCHO$ $(q)$ From seeds of vanilla $(C)$ Cinnamaldehyde $(iii)$ $C_6H_3(OH)(OCH_3)CHO$ $(r)$ From meadow sweet
| Column-$I$ (Name) | Column-$II$ (Structure) | Column-$III$ (Source) |
|---|---|---|
| $(A)$ Vanillin | $(i)$ $C_6H_4(OH)CHO$ (ortho) | $(p)$ From cinnamon |
| $(B)$ Salicylaldehyde | $(ii)$ $C_6H_5CH=CHCHO$ | $(q)$ From seeds of vanilla |
| $(C)$ Cinnamaldehyde | $(iii)$ $C_6H_3(OH)(OCH_3)CHO$ | $(r)$ From meadow sweet |
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