Homework Part 1 Alcohols, Phenols & Ethers Part 1 - NCERT based PYQs (NEET + JEE Mains)Contact Number: 8527521718Homework Part 1 Alcohols, Phenols & Ethers Part 1 - NCERT based PYQs (NEET + JEE Mains)Contact Number: 8527521718Compound A, is found to react with NaOI (produced by reacting Y with NaOH) and yield a yellow precipitate with a characteristic smell. A and Y are respectively?
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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
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 |
Which of the following is not the product of dehydration of
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The reaction,
is called:
1. Williamson synthesis
2. Williamson's continuous etherification process
3. Etard reaction
4. Gatterman-Koch reaction
Compound among the following that will produce methyl alcohol on treatment with hot concentrated Hl is:
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The product formed in the below-mentioned reaction is:
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The major product [B] in the following reaction is:
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4. |  |
The major product of the following reaction is -
1.
2.
3.
4.
The major product of the following reaction is :
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2. |  |
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4. |  |
What is the major product formed in the following reaction?
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The major products C and D formed in the following reaction respectively are:
\(CH_3CH_2CH_2OC{(CH_3)}_3 \xrightarrow[\Delta]{\text{Excess}\ HI}\ C + D\)
1. H3C-CH2-CH2-I and I-C(CH3)3
2. H3C-CH2-CH2-OH and I-C(CH3)3
3. H3C-CH2-CH2-I and HO-C(CH3)3
4. H3C-CH2-CH2-OH and HO-C(CH3)3
The compound that is used as antifreeze in automobile radiators is:
| 1. | Glycol | 2. | Nitrophenol |
| 3. | Ethyl alcohol | 4. | Methyl alcohol |
Which one of the following compounds will be most readily dehydrated?
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4. |  |
| (a) | CH3CH2OH | (b) | CH3COCH3 |
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(d) | CH3OH |
| 1. | Only (b) | 2. | (a), (b) and (c) |
| 3. | (a) and (b) | 4. | (a), (c) and (d) |
Which of the following does not give nucleophilic substitution with alcohol?
1.
2. Acetic anhydride
3. Ether
4. None of the above
Incorrect statement among the following is:
| 1. | \(FeCl_3\) is used in the detection of phenol. |
| 2. | Fehling solution is used in the detection of glucose. |
| 3. | Tollen reagent is used in the detection of unsaturation. |
| 4. | \(NaHSO_3\) is used in the detection of carbonyl compounds. |
In preparation of alkene from alcohol using which is an effective factor:
1. Porosity of
2. Temperature
3. Concentration
4. Surface area of
The correct statement among the following is:
| 1. | Any aldehyde gives secondary alcohol on reduction. |
| 2. | The reaction of vegetable oil with H2SO4 gives glycerin. |
| 3. | C2 H5OH and iodine with NaOH give iodoform. |
| 4. | Sucrose in reaction with NaCl gives invert sugar. |
The IUPAC name of the product that formed in the following chemical reaction is:
\(\text{Acetone}\xrightarrow[\bf\text{(ii) H}_2\text{O, H}^+]{\bf\text{(i) C}_2\text H_5\text{MgBr, dry Ether}}\text{Product } \)
| 1. | Pentan-3-ol | 2. | 2-Methyl butan-2-ol |
| 3. | 2-Methyl propan-2-ol | 4. | Pentan-2-ol |
