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Chemistry

Chemistry
Which of the following fibres catches fire least ?

Terricot
Nylon
Rayon
Cotton

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Chemistry
Heavy metals got their name because compared to other atoms they have

Higher atomic radii
Higher atomic numbers
Higher densities
Higher atomic masses

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Chemistry
The charcoal used to decolourise brown sugar solution is

Wood charcoal
Coconut charcoal
Sugar charcoal
Animal charcoal

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Chemistry
Bhopal gas tragedy is associated with leakage of

Carbon dioxide
Methyl isocyanate
Nitrogen dioxide
Sulphur dioxide

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Chemistry
The aprotic solvent is

NH3
H2O
C6H6
HF

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Chemistry
Water gas is the combination of

CO2and H2
CO2 and CO
CO and H2O
CO and H2

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MORE MCQ ON Chemistry

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