The answer is (1) 8 valence electrons. Argon, being a noble gas, already possesses a full octet of valence electrons and is, therefore, very, very stable. It has an almost indomitable tendency to retain that octet. That is why it so rarely participates in any sort of bonding.
What? there isn’t a question here
D NACL because it is ionic bond and all the others are covalent
Answer:
Sound waves are used for measurement in hertz.
Explanation:
B) with single bonds..... Hope it helps, Have a nice day :)