Question

what do Uh mean by valency??​

Answer 1

Heya mate!!

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

Answer 2

Answer:

the combining power of an element, especially as measured by the number of hydrogen atoms it can displace or combine with.