Question

2. What is meant by valency of elements?​

Answer 1

Answer:

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 valencedeveloped in the second half of the 19th century and helped successfully explain the molecular structure of inorganic and organic compounds.

Answer 2

Answer:

Valency elements :

The combining capacity of an element to form atoms or molecules is called valency and this tendency is called valency of elements.

Outer most shell is called as an Valence shell..

Example:

The Valency of oxygen is -2.

Its configuration is 2,6 It needs to electrons to complete its last valence shell.

HOPE THIS HELPS YOU !!!! KINDLY MARL IT AS BRAINLIEST IF THIS HELPS YOU ✌