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Q. No.The formula for allyl alcohol is-
1. CH3-CH=CHOH
2. CH2=CHCH2OH
3. HOCH2CH2CH3
4. None of the above.
Subtopic: Alcohols: Preparation & Properties |
83%
Level 1: 80%+
Hints
Match the structures of the compounds given in Column I with the name of the compounds given in Column II.
| Column I(Structure) | Column II(Name) | ||
| A. |  |
(i). | Phenetole |
| B. |  |
(ii). | o-Cresol |
| C. |  |
(iii). | Catechol |
| D. |  |
(iv). | Resorcinol |
Codes:
| A | B | C | D | |
| 1. | (ii) | (iv) | (i) | (iii) |
| 2. | (iii) | (i) | (iv) | (ii) |
| 3. | (i) | (iv) | (iii) | (ii) |
| 4. | (iv) | (iii) | (ii) | (i) |
Subtopic: Phenols: Preparation & Properties |
84%
Level 1: 80%+
Hints
Select the correct option based on statements below:
| Assertion (A): | The IUPAC name of the compound is 2-ethoxy-2-methylethane. |
| Reason (R): | In IUPAC nomenclature, ether is regarded as a hydrocarbon derivative in which a hydrogen atom is replaced by —OR or -OAr group [where, R = alkyl group and Ar = aryl group]. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 3. | (A) is True but (R) is False. |
| 4. | (A) is False but (R) is True. |
Subtopic: Ethers: Preparation & Properties, Uses |
62%
Level 2: 60%+
Hints
The functional group that can be identified through phthalein dye test is:
1. Phenolic
2. Alcohol
3. Aldehyde
4. Carboxylic acid
1. Phenolic
2. Alcohol
3. Aldehyde
4. Carboxylic acid
Subtopic: Phenols: Preparation & Properties | Electrophilic Substitution Reactions, Uses of Phenols |
65%
Level 2: 60%+
NEET - 2026
Please attempt this question first.
Hints
Please attempt this question first.
Subtopic: Alcohols: Preparation & Properties |
71%
Level 2: 60%+
Hints
Subtopic: Ethers: Preparation & Properties, Uses |
72%
Level 2: 60%+
Hints
Select the correct option based on the statements below:
| Assertion (A): | The bond angle in ethers is slightly less than the angle of a tetrahedron. |
| Reason (R): | There is repulsion between the two bulky (— R) groups. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 3. | (A) is True but (R) is False. |
| 4. | (A) is False but (R) is True. |
Subtopic: Ethers: Preparation & Properties, Uses |
60%
Level 2: 60%+
Hints
The proposed mechanism for hydration of ethene to yield ethanol is as follows:
The wrong step in the above mechanism is:
| 1. | Step 1 | 2. | Step 2 |
| 3. | Step 3 | 4. | Both steps 2 and 3 |
Subtopic: Mechanism of Dehydration, Methanol & Ethanol |
Level 3: 35%-60%
Hints
Propan-1-ol may be prepared by reaction of propene with -
1. CH3COOH
2. H3BO3
3. B2H6/NaOH-H2O2
4. H2SO4/H2O
Subtopic: Alcohols: Preparation & Properties |
82%
Level 1: 80%+
Hints
The reagent used in the conversion of the following reaction is:
| 1. | \(\mathrm{NaBH}_4 \) | 2. | \(\mathrm{LiAlH}_4 \) |
| 3. | \(PCC \) | 4. | \(\mathrm{KMnO}_4\) |
Subtopic: Alcohols: Preparation & Properties |
81%
Level 1: 80%+
Hints
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