Question

two elements a and b form compounds having formula A2B what is the valency of A and B

Answer 1

valency of A is 1
valency of B is 2.

Answer 2

Hey mate !!!



valency:-

the combining capacity of an element is known as valency.



valency is used to determine the formation of compound.



valency is of two types :-


one acquire positive


and another acquire negative.





here in your question,

COMPOUND is given here = A2B



hence , the valacy of A is => +1

the valency of B => 2-



so they combine and formed



A2B .



hope it helps:Dear




thanks!!!


Ranjan Kumar!!!