Question

ᴠᴀʟᴇɴᴄʏ ᴏғ ᴀʀɢᴏɴ?????​

Answer 1

Answer:

18

hope so it is helpful to u...

Answer 2

Answer:

0

Explanation:

Helium has two electrons in its energy shell, while argon and neon have 8 electrons in their valence shells. As these have maximum number of electrons in their valence shells, they do not have any tendency to combine with other elements. Hence, they have a valency equal to zero.