Question
A birthday party uses balloons filled with a light gas that makes them float in the air. Which gas is it?
Option 2 : Helium
Detailed Solution
सही उत्तर Helium है।
Helium is lighter than air and is used to fill balloons; hydrogen is also light but catches fire easily.
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prepsnap.in • GeneralQuestion:
A birthday party uses balloons filled with a light gas that makes them float in the air. Which gas is it?
Correct Answer: Helium
Helium is lighter than air and is used to fill balloons; hydrogen is also light but catches fire easily.