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Chemistry

Chemistry
Which of the following is not a natural source of hydrocarbon?

Natural Gas
Coal
Petroleum
Mica

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Chemistry
Which of the inert gases can form compounds?

Helium
Krypton
Argon
Xenon

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Chemistry
Which of the following acts as best adsorbent?

Activated Coconut Charcoal
Activated Charcoal
Carbon black
Charcoal

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Chemistry
Acid rain is caused due to pollution of atmosphere by

Oxides of nitrogen and phosphorous
Oxides of carbon and nitrogen
None of these
Oxides of nitrogen and sulphur

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Chemistry
Chemical name of common salt is

Sodium
Sodium Chloride
Sodium Oxide
Sodium Bicarbonate

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Chemistry
The nuclear particles which are assumed to hold the nucleons together are

neutrons
positrons
mesons
electrons

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