helium is chemically unreactive why. explain
Answers
Answered by
4
Answer:
Helium is chemically unreactive because it is one of the noble gases in group 8 of the Periodic Table. All these have a full outer electron shell. The proton number of helium is two, so a helium atom has two electrons, which exist in the 1s shell. It doesn't to gain or lose electrons to fill thus shell and is unreactive.
Answered by
2
Explanation:
duplate of helium is complete
it's electronic cofriguration is 2
because of this , there is no electron give or take by helium so,. helium is chemically unreactive
Similar questions