28216
In the given reaction :$\begin{array}{*{20}{c}} O \\ {||} \\ {C{H_3} - C - C{H_3}} \end{array}\mathop {\xrightarrow{{Conc.{H_2}S{O_4}}}}\limits_{Distillation} [X]$\([X]\) will be :
1 Methyl oxide
2 Phorone
3 \(1, 3, 5-\) Trimethylbenzene
4 \(2-\) Butyne
Explanation:
ALDEHYDES, KETONES AND CARBOXYLIC ACID
28217
Which will give silver mirror test with Tollens reagent :
1 \(C_6H_5CHO\)
2 \(CH_3-CHO\)
3 \(HCOOH\)
4 All of these
Explanation:
ALDEHYDES, KETONES AND CARBOXYLIC ACID
28218
Which one of the combinations will give propanaldehyde on dry distillation?
1 \((C_6H_5COO)_2Ca\) and \((HCOO)_2Ca\)
2 \((CH_3COO)_2Ca\) and \((CH-3CH_2-COO)_2Ca\)
3 \((CH_3-CH_2-COO)_2Ca\) and \((HCOO)_2Ca\)
4 \((CH_3COO)_2Ca\) and \((CH_3COO)_2Ca\)
Explanation:
Dry distillation of a mixture of calcium propionate and calcium formate gives propanaldehyde. \(\left( CH _3- CH _2- COO \right)_2 Ca +( HCOO )_2 Ca \stackrel{\text { drydistillation }}{\longrightarrow} 2 CH _3 CH _2 CHO + CaCO _3\)
ALDEHYDES, KETONES AND CARBOXYLIC ACID
28219
Grignard reagents do not give carbonyl compounds with :
28216
In the given reaction :$\begin{array}{*{20}{c}} O \\ {||} \\ {C{H_3} - C - C{H_3}} \end{array}\mathop {\xrightarrow{{Conc.{H_2}S{O_4}}}}\limits_{Distillation} [X]$\([X]\) will be :
1 Methyl oxide
2 Phorone
3 \(1, 3, 5-\) Trimethylbenzene
4 \(2-\) Butyne
Explanation:
ALDEHYDES, KETONES AND CARBOXYLIC ACID
28217
Which will give silver mirror test with Tollens reagent :
1 \(C_6H_5CHO\)
2 \(CH_3-CHO\)
3 \(HCOOH\)
4 All of these
Explanation:
ALDEHYDES, KETONES AND CARBOXYLIC ACID
28218
Which one of the combinations will give propanaldehyde on dry distillation?
1 \((C_6H_5COO)_2Ca\) and \((HCOO)_2Ca\)
2 \((CH_3COO)_2Ca\) and \((CH-3CH_2-COO)_2Ca\)
3 \((CH_3-CH_2-COO)_2Ca\) and \((HCOO)_2Ca\)
4 \((CH_3COO)_2Ca\) and \((CH_3COO)_2Ca\)
Explanation:
Dry distillation of a mixture of calcium propionate and calcium formate gives propanaldehyde. \(\left( CH _3- CH _2- COO \right)_2 Ca +( HCOO )_2 Ca \stackrel{\text { drydistillation }}{\longrightarrow} 2 CH _3 CH _2 CHO + CaCO _3\)
ALDEHYDES, KETONES AND CARBOXYLIC ACID
28219
Grignard reagents do not give carbonyl compounds with :
28216
In the given reaction :$\begin{array}{*{20}{c}} O \\ {||} \\ {C{H_3} - C - C{H_3}} \end{array}\mathop {\xrightarrow{{Conc.{H_2}S{O_4}}}}\limits_{Distillation} [X]$\([X]\) will be :
1 Methyl oxide
2 Phorone
3 \(1, 3, 5-\) Trimethylbenzene
4 \(2-\) Butyne
Explanation:
ALDEHYDES, KETONES AND CARBOXYLIC ACID
28217
Which will give silver mirror test with Tollens reagent :
1 \(C_6H_5CHO\)
2 \(CH_3-CHO\)
3 \(HCOOH\)
4 All of these
Explanation:
ALDEHYDES, KETONES AND CARBOXYLIC ACID
28218
Which one of the combinations will give propanaldehyde on dry distillation?
1 \((C_6H_5COO)_2Ca\) and \((HCOO)_2Ca\)
2 \((CH_3COO)_2Ca\) and \((CH-3CH_2-COO)_2Ca\)
3 \((CH_3-CH_2-COO)_2Ca\) and \((HCOO)_2Ca\)
4 \((CH_3COO)_2Ca\) and \((CH_3COO)_2Ca\)
Explanation:
Dry distillation of a mixture of calcium propionate and calcium formate gives propanaldehyde. \(\left( CH _3- CH _2- COO \right)_2 Ca +( HCOO )_2 Ca \stackrel{\text { drydistillation }}{\longrightarrow} 2 CH _3 CH _2 CHO + CaCO _3\)
ALDEHYDES, KETONES AND CARBOXYLIC ACID
28219
Grignard reagents do not give carbonyl compounds with :
28216
In the given reaction :$\begin{array}{*{20}{c}} O \\ {||} \\ {C{H_3} - C - C{H_3}} \end{array}\mathop {\xrightarrow{{Conc.{H_2}S{O_4}}}}\limits_{Distillation} [X]$\([X]\) will be :
1 Methyl oxide
2 Phorone
3 \(1, 3, 5-\) Trimethylbenzene
4 \(2-\) Butyne
Explanation:
ALDEHYDES, KETONES AND CARBOXYLIC ACID
28217
Which will give silver mirror test with Tollens reagent :
1 \(C_6H_5CHO\)
2 \(CH_3-CHO\)
3 \(HCOOH\)
4 All of these
Explanation:
ALDEHYDES, KETONES AND CARBOXYLIC ACID
28218
Which one of the combinations will give propanaldehyde on dry distillation?
1 \((C_6H_5COO)_2Ca\) and \((HCOO)_2Ca\)
2 \((CH_3COO)_2Ca\) and \((CH-3CH_2-COO)_2Ca\)
3 \((CH_3-CH_2-COO)_2Ca\) and \((HCOO)_2Ca\)
4 \((CH_3COO)_2Ca\) and \((CH_3COO)_2Ca\)
Explanation:
Dry distillation of a mixture of calcium propionate and calcium formate gives propanaldehyde. \(\left( CH _3- CH _2- COO \right)_2 Ca +( HCOO )_2 Ca \stackrel{\text { drydistillation }}{\longrightarrow} 2 CH _3 CH _2 CHO + CaCO _3\)
ALDEHYDES, KETONES AND CARBOXYLIC ACID
28219
Grignard reagents do not give carbonyl compounds with :