Question

valencies of all 118 elements

Answer 1

Valency is the combining capacity of an atom.
In modern periodic table we have 18 groups
Since number of valency is same in group,
so all elements in group 1 of periodic table has same valency 1.
 valency of group 2 elements is 2
 valency of group 13 elements is 3
 valency of group 14 elements is 4
 valency of group 15 elements is 3
 valency of group 16 elements is 2
 valency of group 17 elements is 1
 valency of group 18 elements is 0
Please refer the attachment for all the 118 elements valencies.

1f0cc56e2983cf07c6a743060fd0fc5c.pdf

Answer 2

Answer:

1+1=2

Explanation:

It is addition