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Chemistry

Chemistry
The purest form of water is

Ground water
Rain water
Tap water
Distilled water

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Chemistry
The most abundant element in the human body is

Nitrogen
Oxygen
Iron
Carbon

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Chemistry
The inert gas used as beacon light is

He
Ar
Kr
Ne

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Chemistry
The gas which emits from rice field is

All of these
Ethane
Methane
Nitrogen

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Chemistry
The highest volume of gases in lower atmosphere is comprised of

Carbon dioxide
Hydrogen
Nitrogen
Oxygen

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Chemistry
The noble gas used in radiotherapy is

Xenon
Neon
Radon
Argon

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MORE MCQ ON Chemistry

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