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Chemistry

Chemistry
At room temperature, the metal that remains liquid is:

Zinc
Mercury
Lead
Platinum

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Chemistry
The charcoal used to decolourise brown sugar solution is

Animal charcoal
Wood charcoal
Sugar charcoal
Coconut charcoal

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Chemistry
Chemical name of Gammaxane is

Benzene hexachloride
Chloro benzene
Toluene
Aniline

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Chemistry
Haloarenes are more stable than haloalkanes due to

Resonance effect
Hyper conjugative effect
Inductive effect
All of them

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Chemistry
Laughing gas is

Nitrogen pentoxide
Nitrous oxide
Nitric oxide
Nitrogen trioxide

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Chemistry
Bone ash contains

Phosphoric sulphate
Calcium hypophosphate
Calcium sulphate
Calcium phosphate

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MORE MCQ ON Chemistry

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