What do helium neon and argon have in common the same atomic mass. the same physical properties. a full valence level of electrons.

Question

asked Feb 21, 2017 184k views

1 Answer

Drublic · Answer 1 · 2017-02-26T19:48:38+0000

Answer:

what do helium neon and argon have in common

the same atomic mass.

the same physical properties.

a full valence level of electrons.

the answer is a full valence level of electrons