Question

7.Assertion :The first ionisation energy of Be is greater than boron.
Reason: 2p orbital have lower energy than 25 orbital
(a)Assertion & reason is correct , reason is correct explanation of assertion.
(b) Assertion & reason is correct , reason is not correct explanation of assertion.
(c)Assertion is correct but reason incorrect. (d)Assertion is incorrect but reason is correct.​

Answer 1

Answer:

a)

Explanation:there are two reasons for the same

firstly it is tough to remove electron from s orbital than p orbital

secondly s orbital is fully filled in beryllium so it is tougher to remove the electron from beryllium

Answer 2

Answer:

(a)Assertion & reason is correct , reason is correct explanation of assertion.

Explanation:

hope it helps