Question

valency of cation and anion of barium chloride​

Answer 1

Answer:

your answer is here

Explanation:

The valency of Ba is +2 and that of Cl is -1.

So, to balance or nullify the +2 charge on Barium, we require 2 Cl atoms. ... And as a rule in ionic compounds we write the cation ( positive charge atom) first and then the anion (negative charge atom).

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Answer 2

Explanation:

the valency of barium is +2 and cl is -1.

+2charge on barium ,we require 2cl atoms then we write cation first and anion after.

formula is bacl2