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Chemistry

Chemistry
The gas liberated in the Bhopal gas tragedy was:

Methyl isocynate
Pheynl isocynate
Ethylene
Acetylene

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Chemistry
Normal rainwater has a pH level of

5.6
6.3
8.3
3.2

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Chemistry
Mercury is emitted into air by

Coal fire
Burning garbage
Steam engine
Burning coal

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Chemistry
What are the major pollutants of cigarette smoke?

Carbon monoxide and dioxin
Carbon monoxide and nicotine
Dioxin and benzene
Carbon monoxide and benzene

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Chemistry
Which one of the following minerals is found in Monazite sand ?

Uranium
Potassium
Thorium
Sodium

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Chemistry
If the sewage is fully oxidized, the nitrogen is in the form of

Nitrites
Nitramines
Ammonia
Nitrates

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MORE MCQ ON Chemistry

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