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Chemistry

Chemistry
For extinguishing fire, we use

Marsh gas
Carbon Dioxide
Hydrogen
Carbon Monoxide

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Chemistry
The chief source of naphthalene is

Charcoal
Camphor
Coal-tar
Diesel

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Chemistry
Which type of fire extinguisher is used for petroleum fire ?

Soda acid type
None of these
Powder type
Foam type

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Chemistry
The element which is used for vulcanizing rubber

Phosphorus
Bromine
Sulphur
Silicon

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Chemistry
Nucleus of an atom consists of.

Electron, Proton and Neutron
Proton
Proton and Neutron
Neutron

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Chemistry
For generation of biogas, the materials commonly used are

Aquatic plants
Crop residues
Animal wastes
Forest residues

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MORE MCQ ON Chemistry

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