Question

what is meat by the valency of an elemwnt

Answer 1

Combining capacity of an atom is called valency

Answer 2

Hey there !

the valence or valency of an element is a measure of its combining power with other atoms when it forms chemical compounds or molecules. The concept of valence developed in the second half of the 19th century and helped successfully explain the molecular structure of inorganic and organic compounds.

Hope it helps you !