- 1(current)
Q. No.Consider the following reaction.
Benzyl alcohol + HBr → X \(\xrightarrow[]{KCN}\) Y \(\xrightarrow[]{H^{+}, \ H_{2}O}\) Z
The product Z is as follows:
1. 2-Phenylethanoic acid
2. 2-Phenylcarboxylic acid
3. 1-Phenylethanoic acid
4. None of the above
Benzyl alcohol + HBr → X \(\xrightarrow[]{KCN}\) Y \(\xrightarrow[]{H^{+}, \ H_{2}O}\) Z
The product Z is as follows:
1. 2-Phenylethanoic acid
2. 2-Phenylcarboxylic acid
3. 1-Phenylethanoic acid
4. None of the above
Subtopic: Carboxylic Acids: Preparation & Properties |
63%
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The conversion of 4-Methylacetophenone to benzene-1,4-dicarboxylic acid can be achieved by:
1. (i). HCN; (ii). H+/H2O
2. (i). LiAlH4; (ii). H+/H2O
3. (i). KMnO4/KOH; (ii). dil. H2SO4
4. (i). CH3MgBr; (ii). H+/H2O
1. (i). HCN; (ii). H+/H2O
2. (i). LiAlH4; (ii). H+/H2O
3. (i). KMnO4/KOH; (ii). dil. H2SO4
4. (i). CH3MgBr; (ii). H+/H2O
Subtopic: Carboxylic Acids: Preparation & Properties |
79%
From NCERT
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Subtopic: Carboxylic Acids: Preparation & Properties |
67%
From NCERT
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Butanal → Butanoic acid
The best reagent for the above transformation is:
1. Tollen's reagent
2. KMnO4
3. K2Cr2O7
4. All of the above
The best reagent for the above transformation is:
1. Tollen's reagent
2. KMnO4
3. K2Cr2O7
4. All of the above
Subtopic: Carboxylic Acids: Preparation & Properties |
82%
From NCERT
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Q. No.
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