Question

In the formation of the compounds ACl2 . What is the valancy of A? 3

Show the formation of compound. ( LONG ANSWER ) 3 MARKS​

Answer 1

You can criss cross the value of acl2

According to the given question

the valency of a is 1 and cl is 2

by criss crossing we can exchange their valancies and we will get the answer as A2Cl

Answer 2

Answer:

the valency of Cl is 1

Then the valency of A is 2.