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The reaction of phenol with chloroform in the presence of dilute sodium hydroxide finally introduces a functional group X. The X is:
1. -CH2Cl
2. -COOH
3. -CHCl2
4. -CHO
Subtopic: Phenols: Preparation & Properties |
74%
Level 2: 60%+
NEET - 2015
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Alkyl halides prepared by among the following reaction(s) is/are:
| I. | \(CH_3CH_2OH+HCl\xrightarrow{\bf{anh. ZnCl_2}}\) |
| II. | \(CH_3CH_2OH+HCl→\) |
| III. | \((CH_3)_3COH+HCl→ \) |
| IV. | \((CH_3)_2CHOH+HCl\xrightarrow{\bf{anh.ZnCl_2}}\) |
| 1. | I, III, and IV | 2. | I and II |
| 3. | Only IV | 4. | III and IV |
Subtopic: Alcohols: Preparation & Properties |
64%
Level 2: 60%+
NEET - 2015
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?
Subtopic: Alcohols: Preparation & Properties |
77%
Level 2: 60%+
NEET - 2015
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The reaction,
is called:
1. Williamson synthesis
2. Williamson's continuous etherification process
3. Etard reaction
4. Gatterman-Koch reaction
Subtopic: Ethers: Preparation & Properties, Uses |
78%
Level 2: 60%+
NEET - 2015
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Anisole is produced by which of the following set of reactants:
1. CH3CHO ; RMgX
2. C6H5OH ; NaOH ; CH3l
3. C6H5OH ; neutral FeCl3
4. C6H5 - CH3 ; CH3COCl ; AlCl3
Subtopic: Ethers: Preparation & Properties, Uses |
79%
Level 2: 60%+
AIPMT - 2014
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Compound among the following that will produce methyl alcohol on treatment with hot concentrated Hl is:
| 1. |  |
| 2. |  |
| 3. |  |
| 4. |  |
Subtopic: Mechanism of Dehydration, Methanol & Ethanol |
84%
Level 1: 80%+
AIPMT - 2013
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Phenol is distilled with Zn dust followed by Fridel Crafts alkylation with propyl chloride in the presence of AlCl3 to give a compound (B). (B) is oxidized in the presence of air to form the compound (C). The structural formula of (C) is:
| 1. |  |
2. |  |
| 3. |  |
4. |  |
Subtopic: Phenols: Preparation & Properties |
73%
Level 2: 60%+
NEET - 2013
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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 |
Level 3: 35%-60%
NEET - 2013
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The compound that is used as antifreeze in automobile radiators is:
| 1. | Glycol | 2. | Nitrophenol |
| 3. | Ethyl alcohol | 4. | Methyl alcohol |
Subtopic: Alcohols: Preparation & Properties |
62%
Level 2: 60%+
AIPMT - 2012
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The most reactive compound among the following toward electrophilic aromatic substitution reaction is:
| 1. |  |
2. |  |
| 3. |  |
4. |  |
Subtopic: Mechanism of Dehydration, Methanol & Ethanol |
56%
Level 3: 35%-60%
AIPMT - 2011
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