- 1(current)
Q. No.Given below are two statements:
| Assertion (A): | The compound tetraene has the following structural formula. It is a cyclic and has conjugated 8π electrons system but it is not an aromatic compound. |
| Reason (R): | ( 4 n + 2 ) π electrons rule does not hold good for this compound and the ring is not planar. |
| 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: Aromatic Hydrocarbons - Nomenclature, Isomerism & Huckel's Rule |
75%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
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NEET 2023 - Target Batch - Aryan Raj Singh
Given below are two statements:
| Assertion (A): | Among isomeric pentanes, 2,2-dimethylpropane has the highest boiling point. |
| Reason (R): | Branching does not affect the boiling point. |
| 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. | Both (A) and (R) are false. |
| 4. | (A) is true but (R) is false. |
Subtopic: Aromatic Hydrocarbons - Nomenclature, Isomerism & Huckel's Rule |
80%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Four structures are given in options (a) to (d). Examine them and select the aromatic structures.
| a. |  |
b. |  |
| c. |  |
d. |  |
Choose the correct option
| 1. | (a, b) | 2. | (b, c) |
| 3. | (c, d) | 4. | (a, c) |
Subtopic: Aromatic Hydrocarbons - Nomenclature, Isomerism & Huckel's Rule |
80%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
- 1(current)
Q. No.
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