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Chemistry

Chemistry
The process which does not evolve CO2 in air is

Organic delay
Photosynthesis
Breathing
Burning

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Chemistry
The major constituent of gobar gas is

Butane
Methane
Carbon dioxide
Isobutane

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Chemistry
The strongest oxidizing agent among the following is:

Fluorine
Oxygen
Chlorine
Iodine

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Chemistry
The value of gas constant R in Ergs deg–1 mole–1 is

8.314 × 107
8.413 × 107
8.341 × 107
4.183 × 107

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

Escherichia coli
Pseudomonas putida
Saccharomyces cerevisiae
Bacillus subtilis

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Chemistry
‘Aerosol’ is known as

Green house gas present in air
Pollutant gas, present in air
Suspended solid particles in air
Microbes, present in air

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MORE MCQ ON Chemistry

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