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प्रश्न
Which of the following is true about oxygen?
विकल्प
Completely burning gas
Partially burning gas
Doesn’t support burning
Supports burning
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उत्तर
Supports burning
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संबंधित प्रश्न
Answer the question put against the following constituents of air:
Nitrogen : Explain its significance for plants and animals.
What are the causes of air pollution?
Define the following:
Combustion.
State what would happen, if the air above the earth contained mainly oxygen and no nitrogen
Name the following:
The component of air which does not support combustion.
Explain why mountaineers carry oxygen cylinders with them?
Nitrogen is _______ than air.
Composition of the component of air ______ from place to place.
How to show the presence of carbon-di-oxide in the air?
Nitrogen gas is so cold that moisture in the air condenses on it, creating a dense fog.
