Q. No.The number of structural isomers possible from the molecular formula C3H9N are:
| 1. | Four (4) | 2. | Five (5) |
| 3. | Two (2) | 4. | Three (3) |
Mark the reaction that does not yield aniline from the given options:
| 1. | Hydrolysis of phenyl isocyanide with an acidic solution |
| 2. | Degradation of benzamide with bromine in alkaline solution |
| 3. | Reduction of nitrobenzene with H2/Pd in ethanol |
| 4. | Treatment of potassium salt of phthalimide with chlorobenzene followed by hydrolysis in an aqueous NaOH solution |
What is the name of the following reaction?
1. Friedel-Crafts reaction
2. Perkins reaction
3. Acetylation reaction
4. Schotten-Baumann reaction
| 1. |  |
| 2. | \(\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{NH}_2+\mathrm{HNO}_2 \rightarrow \mathrm{CH}_3 \mathrm{CH}_2 \mathrm{OH}+\mathrm{N}_2 \) |
| 3. | \(\mathrm{CH}_3 \mathrm{NH}_2+\mathrm{C}_6 \mathrm{H}_5 \mathrm{SO}_2 \mathrm{Cl} \rightarrow \mathrm{CH}_3 \mathrm{NHSO}_2 \mathrm{C}_6 \mathrm{H}_5 \) |
| 4. | \(\left(\mathrm{CH}_3\right)_2 \mathrm{NH}+\mathrm{NaNO}_2+\mathrm{HCl} \rightarrow\left(\mathrm{CH}_3\right)_2 \mathrm{~N}-\mathrm{N}=\mathrm{O} \) |
An organic compound 'A' on treatment with NH3 gives 'B', which on heating gives 'C'. 'C',
when treated with Br2 in the presence of KOH produces ethylamine. Compound 'A' is:
| 1. | CH3CH2COOH |
| 2. | CH3COOH |
| 3. | CH3CH2CH2COOH |
| 4. |  |
The reagent that is used to convert acetamide into methyl amine is:
1. NaOH-Br2
2. Soda lime
3. Hot conc. H2SO4
4. PCl5
The incorrect statement among the following regarding the primary amine is:
| 1. | Alkyl amines are stronger bases than aryl amines |
| 2. | Alkyl amines react with nitrous acid to produce alcohols |
| 3. | Aryl amines react with nitrous acid to produce phenols |
| 4. | Alkyl amines are stronger bases than ammonia |
What is the product formed in the below reaction?
| 1. |  |
2. |  |
| 3. |  |
4. |  |
Propanoic acid gives a series of reactions as given below.
The structure of D would be:
1.
2.
3.
4.
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