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Chemistry

Chemistry
Total number of naturally occurring elements

62
92
110
98

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Chemistry
Emulsifier is an agent which

Homogenizes the emulsion
Accelerates the dispersion
Stabilizes an emulsion
Aids the flocculation of emulsion

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Chemistry
Tar roads get damaged if there is

Heavy traffic
No sloping
Stagnation of water on road
No maintenance

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Chemistry
The metal compound commonly found in Sindhoor or Kumkum is based on

Copper
Zinc
Lead
Tin

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Chemistry
Ozone depletion in the atmosphere is mainly caused by

Nitrogen dioxide
Chlorofluorocarbon
Hydrogen sulphide
Sulphur dioxide

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Chemistry
Which of the following is not a greenhouse gas ?

Nitric oxide
Chlorofluorocarbon
Hydrogen
Carbon dioxide

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MORE MCQ ON Chemistry

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