Question

In the periodic table :
1 )how does the tendency to gain electrons change in a period?

2) how does the tendency to form basic oxide change down a group?

3)how does valency element vary on going down the group?

Answer 1

1. tendency to gain electrons increase alone period.

2. tendency to form basic oxide increase along group.

3. first valency increase and then decrease

Answer 2

Answer:

1.tendency to gain electrons increase alone period.

2. tendency to form basic oxide increase along group.

3. first valency increase and then decrease

Explanation: