JEE MAIN - Chemistry (2021 - 16th March Morning Shift - No. 4)
Assertion A : Enol form of acetone [CH3COCH3] exists in < 0.1% quantity. However, the enol form of acetyl acetone [CH3COCH2OCCH3] exists in approximately 15% quantity.
Reason R : Enol form of acetyl acetone is stabilized by intramolecular hydrogen bonding, which is not possible in enol form of acetone.
Choose the correct statement :
Reason R : Enol form of acetyl acetone is stabilized by intramolecular hydrogen bonding, which is not possible in enol form of acetone.
Choose the correct statement :
Both A and R are true but R is not the correct explanation of A
A is true but R is false
A is false but R is true
Both A and R are true and R is the correct explanation of A
Explanation
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Acetyl acetone in enol form have intramolecular H-bonding, which is absent in acetone.
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