Question

The elements of one short period in order from left to right are given below.

Li , Be, B, C, O, F, Ne.

i) To which period do these elements belong?

ii) Which of the above belongs to halogen series?

iii) Place the three elements F , Be and O elements in order of increasing electron affinity.

iv) Name the missing element in this period.​

Answer 1

Answer:

Explanation:

1.second period

2.fluorine

3.Be < O < F

4.Nitrogen