Question

The second period elements show anomalous behaviour. Why?

Answer 1

Mate your answer is... The elements belonging to the second period display periodic properties that are especially anomalous. ... It has been observed that Lithium, Beryllium, Boron, Carbon, Nitrogen, Oxygen, and Fluorine have slightly different periodic propertiesthan the rest of the elements belonging to Groups 1, 2, 13-17 respectively.

Answer 2

Answer:

This is because of the following reasons:-

1)small size.

2)high electro negativity.

3)absence of d-orbital.

Hope it helps u.