Question

What is the exact defination of variable valency???​

Answer 1

Answer:

Certain elements combine with other atoms, donating, accepting or sharing electrons in different proportions depending on the nature of the reaction is variable Valency .

Hope it will help you

vasim@27

Answer 2

ʜᴏʟᴀ ᴍᴀᴛᴇ !

$\: \: \: \: \: \: \: \: \: \: \:$

⭐ᴀɴsᴡᴇʀ⭐

Certain elements have more than one valency. They exhibit variable valency. For example, copper, tin, iron and mercury exhibit variable valency. Copper combines with oxygen to form cuprous oxide (Cu2O) and cupric oxide (CuO).