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Chemistry

Chemistry
Which one is not a primary greenhouse gases in the Earth's atmosphere

Carbon dioxide
Methane
Nitrogen
Ozone

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Chemistry
The weight of 6.023 × 1022 atoms of carbon is

12 gms
120 gms
1.2 gms
0.12 gms

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Chemistry
Which of the following is chiefly present in LPG (Liquefied Petroleum Gas) ?

Ethane
Propane
Methane
Butane

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Chemistry
Bhopal gas tragedy is associated with leakage of

Methyl isocyanate
Carbon dioxide
Sulphur dioxide
Nitrogen dioxide

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Chemistry
Main pollutants released from iron and steel industry are

CO2, H2S and NO2
NO, SO3 and H2S
CO, CO2 and SO2
CO2, NO2 and SO3

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Chemistry
Epsom salt is used

In softening water
In paper industry
As purgative
In making tooth paste

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MORE MCQ ON Chemistry

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