Question

In the following two questions, a statement of assertion (A) is followed by a statement of reason.

Mark the correct choice as

a. Both assertion and reason are correct and reason is the correct explanation of assertion.

b. Both assertion and reason are correct and reason is not the correct explanation of assertion.

c. Assertion is correct, reason is incorrect.

d. Assertion is incorrect, reason is correct.

5. Assertion: Mendeleev left gap under Aluminium and silicon and called these as Eka Aluminium and Eka

Silicon respectively.

Reason: Dobereiner arranged elements on the basis of increasing atomic number.

6. Assertion: Branched-chain alkanes have lower boiling points.

Reason: As molecular size decreases, boiling point increases.​

Answer 1

b) is the correct option