CBSE Class 10 Science 2020 · Paper 31/1/2 · Question 13
For question numbers 13 and 14, two statements are given – one labelled Assertion (A) and the other labelled Reason (R). Select the correct answer to these questions from the codes (a), (b), (c) and (d) as given below.
Assertion (A): In a homologous series of alcohols, the formula for the second member is and the third member is .
Reason (R): The difference between the molecular masses of the two consecutive members of a homologous series is 144.
- (a)Both A and R are true and R is the correct explanation of the Assertion.
- (b)Both A and R are true but R is not the correct explanation of the Assertion.
- (c)A is true but R is false.
- (d)A is false but R is true.
Answer
(c) A is true but R is false.
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