4. Which of the following is an inert gas ?
(a) Helium
(b) Ozone
(c) Nitrogen monoxide
(d) Sulphur trioxide
Answers
Answered by
4
Answer:
Helium is the answer
As it is noble gas and doesn't undergo a chemical reaction under a set of given conditions.
Explanation:
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2
Answer:
Correct ans is
C) Helium
Explanation:
This is because a helium atom is loath to give up its two electrons, which perfectly fill its only electron shell. ...
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