7. Which of the following is an inert gas?
Hydrogen
Helium
Oxygen
Chlorine
Answers
Answered by
30
Answer:
✒ Helium ✔
Answered by
0
Answer:
Helium
Explanation:
Inert gases won't react with any other elements easily because their outermost orbit was completely filled with electron as a result of it it won't takes parts in the chemical reaction.
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