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Chemistry

Chemistry
Which is a natural colloid ?

Urea
Sodium chloride
Blood
Cane-sugar

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Chemistry
Tar roads get damaged if there is

Heavy traffic
Stagnation of water on road
No maintenance
No sloping

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Chemistry
The tip of the match-stick contains

White phosphorus
Phosphorus pentoxide
Phosphorus trichloride
Red phosphorus

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Chemistry
Stains of rust on clothes can be removed by :

H2O2
Alcohol
Oxalic acid
Petrol

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Chemistry
The common refrigerant in domestic refrigerator is

Oxygen
Nitrogen
Freon
Neon

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Chemistry
The gas liberated in the Bhopal gas tragedy was:

Acetylene
Pheynl isocynate
Methyl isocynate
Ethylene

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MORE MCQ ON Chemistry

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