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Chemistry

Chemistry
The gas liberated in the Bhopal gas tragedy was:

Methyl isocynate
Acetylene
Pheynl isocynate
Ethylene

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Chemistry
Brass is made of

Copper and zinc
Tin and lead
Copper and tin
Copper, tin and zinc

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Chemistry
Which gas does not form the part of atmosphere ?

Helium
Chlorine
Nitrogen
None of these

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Chemistry
Which among the following is used to dilute oxygen in the gas cylinders used by divers ?

Neon
Krypton
Argon
Helium

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Chemistry
Bayer's reagent is

Bromine water
Alkaline potassium permanganate
Hydrogen peroxide
Acidified potassium permanganate

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Chemistry
The function of sedimentation tank in sewage treatment is to:

Remove suspended solids
Disinfect the sewage
Aerate the sewage
Remove water content

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MORE MCQ ON Chemistry

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