What is the valency of the cation, if it is known that the valency of each anion is -4.?
Less than 4
More than 4
−2
Can't Say
Since the chemical formula of the compound is not known, we can't predict the valency of Cation.
In a chemical formulae, the valency of anion is 4.The valency of cation is 4.
How can the valency of an element be determined if its electronic configuration is known? What will be the valency of an element of atomic number 9 (nine)?