Assertion(A): Aldol condensation is usually carried out in a dilute solution of a strong base.
Reason(R): Concentrated solution of strong base involves Cannizzaro reaction.
 
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. Both (A) and (R) are False statements.
Subtopic:  Name Reaction |
 78%
From NCERT
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Assertion (A): p-chlorobenzoic acid is a stronger acid than benzoic acid.
Reason (R): Chlorine has an electron-donating resonance effect (+R) .

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 a true statement but R is false.
4. Both A and R are false statements.
Subtopic:  Carboxylic Acids: Preparation & Properties |
From NCERT
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Assertion(A): Formic acid reduces Tollen's reagent.
Reason(R): Compounds containing —CHO group reduce Tollen's reagent.

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 a true statement but R is false.
4. Both A and R are false statements.
Subtopic:  Name Reaction |
 53%
From NCERT
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Assertion(A): Lower aldehydes and ketones are soluble in water but the solubility decreases as the molecular masses increase.
Reason(R): Distinction between aldehydes and ketones can be made by Tollen's test.

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 a true statement but R is false.
4. Both A and R are false statements.
Subtopic:  Aldehydes & Ketones: Preparation & Properties | Name Reaction |
 89%
From NCERT
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Assertion(A): Hydroxyketones are not directly used in Grignard reaction.
Reason(R): Grignard reagents react with hydroxyl 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 a true statement but R is false.
4. Both A and R are false statements.
Subtopic:  Aldehydes & Ketones: Preparation & Properties |
 66%
From NCERT
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Assertion(A): Isobutanal does not give an iodoform test.
Reason(R): It does not have \(\alpha-\)hydrogen.

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 a true statement but R is false.
4. Both A and R are false statements.
Subtopic:  Name Reaction |
 54%
From NCERT
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Assertion(A): The pKa of acetic acid is lower than that of phenol.
Reason(R): Phenoxide ion is more resonance stabilized.

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 a true statement but R is false.
4. Both A and R are false statements.
Subtopic:  Carboxylic Acids: Preparation & Properties |
From NCERT
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Assertion(A): p-O2N — C6H5COCH3 is prepared by Friedel Crafts acylation of nitrobenzene.
Reason(R): Nitrobenzene easily undergoes an electrophilic substitution reaction.

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 statement but R is false.
4. Both A and R are false statements.
Subtopic:  Aldehydes & Ketones: Preparation & Properties |
 52%
From NCERT
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Assertion(A): In presence of NaBH4\(~~~~~~~~~~~~~~~~~~~~~~~~~O\\ ~~~~~~~~~~~~~~~~~~~~~~~~~\|\\ CH_2=CH-C-H\) is reduced to give \(CH_3-CH_2-CH_2OH.\)
Reason(R): NaBH4 reduces conjugated double bonds also.
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. Both A and R are false statements.
Subtopic:  Aldehydes & Ketones: Preparation & Properties |
 60%
From NCERT
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Assertion(A): Acetic acid is a weaker acid than formic acid.
Reason(R): +l effect of CH3 makes the acetic acid weaker.

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 a true statement but R is false.
4. Both A and R are false statements.
Subtopic:  Carboxylic Acids: Preparation & Properties |
 90%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints
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NEET 2023 - Target Batch - Aryan Raj Singh