General Knowledge - General Science - Discussion

Discussion Forum : General Science - Elements and Metals (Q.No. 52)
52.
Balloons are filled with
nitrogen
helium
oxygen
argon
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
14 comments Page 2 of 2.

Tani said:   9 years ago
Helium is lighter than air and it's used to make the balloon float.

Hari said:   9 years ago
Because helium never gets fire and it can fly easily.

Saksham said:   9 years ago
Helium is the highest gas.

Lalaji said:   8 years ago
It is lighter than air and low density, so it always tries to be in the upper atmosphere.


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