JEE Main 2023 · 30 January · morning · Single correct · +4 / −1

Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A) : Ketoses give Seliwanoff's test faster than Aldoses.
Reason (R) : Ketoses undergo β-elimination followed by formation of furfural.
In the light of the above statements, choose the correct answer from the options given below :

1. (a) (A) is false but (R) is true
2. (b) Both (A) and (R) are true but (R) is not the correct explanation of (A)
3. (c) (A) is true but (R) is false
4. (d) Both (A) and (R) are true and (R) is the correct explanation of (A)