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Chemistry

Chemistry
1 carat of diamond is equal to

100 mg
100 g
200 mg
200 g

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Chemistry
The material used in solar cells contains

Thallium
Silicon
Tin
Caesium

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Chemistry
Name two elements that find wide application in transistor industry

Silicon and Germanium
Iridium and Germanium
Tungsten and Platinum
Carbon and Platinum

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Chemistry
Threshold limit value of copper in the atmospheric air is

0.01 mg/m3
5.0 mg/m3
1.0 mg/m3
0.001 mg/m3

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Chemistry
The gas involved in Bhopal incident was

Methyl isocyanide
Nitrogen dioxide
Methyl chloride
Hydrogen sulphide

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Chemistry
Most commonly used bleaching agent is

Alcohol
Sodium chloride
Carbon dioxide
Chlorine

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MORE MCQ ON Chemistry

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