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Chemistry

Chemistry
White phosphorus is always kept under

Benzene
Kerosene
Ether
Water

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Chemistry
The graphite rods in the nuclear reactor

undergo combustion which triggers the nuclear fission
react with U to release energy
convert fast moving neutrons into thermal neutrons
produce neutrons

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Chemistry
Periodic table contains how many periods

6
8
10
7

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Chemistry
The new strain of bacteria produced by biotechnology in alcohol industry is

Bacillus subtilis
Pseudomonas putida
Escherichia coli
Saccharomyces cerevisiae

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Chemistry
Aspirin is

Methoxy benzoic acid
Methyl Salicilate
Phenyl Salicilate
Acetyl Salicilic acid

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Chemistry
Taj Mahal is greatly affected due to :

Acid rain
Deforestation
Tourists
Sound pollution

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MORE MCQ ON Chemistry

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