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Q. No.Consider the following reactions:
\(R-COOH\xrightarrow[(ii)~H_2O/HCl]{(i)~X}R-CH_2OH\)
\(\small{R-CH=CH_2\xrightarrow[(ii)~H_2O, NaOH, H_2O_2]{(i)~X}R-CH_2-CH_2-OH}\)
Identify 'X' in above reactions:
\(R-COOH\xrightarrow[(ii)~H_2O/HCl]{(i)~X}R-CH_2OH\)
\(\small{R-CH=CH_2\xrightarrow[(ii)~H_2O, NaOH, H_2O_2]{(i)~X}R-CH_2-CH_2-OH}\)
Identify 'X' in above reactions:
| 1. | \(B_2H_6 \) | 2. | \(LiAlH_4 \) |
| 3. | \(NaBH_4 \) | 4. | \(H_2/Pd \) |
Subtopic: Alcohols: Preparation & Properties |
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Subtopic: Alcohols: Preparation & Properties |
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The number of isomeric alcohols (excluding stereoisomers) of molecular formula C6H14O which give a positive iodoform test are:
1. Three
2. Four
3. Five
4. Two
1. Three
2. Four
3. Five
4. Two
Subtopic: Alcohols: Preparation & Properties |
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Subtopic: Alcohols: Preparation & Properties |
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Which of the following compounds is most prone to oxidation?
| 1. | \(\mathrm{CH}_3-\mathrm{CHOH}-\mathrm{CH}_3\) |
2. |  |
| 3. | \(\mathrm{CH}_3-\mathrm{CH}_2-\mathrm{O}-\mathrm{CH}_2-\mathrm{CH}_3\) |
4. |  |
Subtopic: Alcohols: Preparation & Properties |
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Subtopic: Alcohols: Preparation & Properties |
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Which of the following compounds is/are aromatic alcohol?
| 1. | (A), (B), (C), (D) | 2. | (A), (D) |
| 3. | (B), (C) | 4. | (A) Only |
Subtopic: Alcohols: Preparation & Properties |
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(X) Major product.
2. 
4. 
Subtopic: Alcohols: Preparation & Properties |
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Which of the following represents the correct order of acidity?
1. CH3OH >C2H5OH >H2O
2. H2O >CH3OH > C2H5OH
3. CH3OH > H2O > C2H5OH
4. C2H5OH > CH3OH >H2O
1. CH3OH >C2H5OH >H2O
2. H2O >CH3OH > C2H5OH
3. CH3OH > H2O > C2H5OH
4. C2H5OH > CH3OH >H2O
Subtopic: Alcohols: Preparation & Properties |
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When allylic alcohol (CH₂=CH-CH₂OH) is oxidized in the presence of bromine, which of the following products will be formed?
1. Oxalic acid
2. Formic acid
3. Succinic acid
4. Acrylic acid
Subtopic: Alcohols: Preparation & Properties |
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