Question

WHAT IS VARIABLE VALENCY???????? ​

Answer 1

Answer:

Certain elements combine with other elements , sharing,donating electrons in different proportions depending on nature of reactions

Answer 2

Answer---»»➷

■ Some elements differ in their capacity to combine with other elements depending on the nature of the reaction; this property is called variable valency.

□ Example -- Iron (Fe) can have a valency of both 2 and 3.