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Chemistry

Chemistry
Forth floatation process to concentrate the minerals is applicable to

Haematite
Bauxite
Calamine
Chalcopyrites

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Chemistry
Bayer's reagent is

Acidified potassium permanganate
Hydrogen peroxide
Bromine water
Alkaline potassium permanganate

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Chemistry
Which is abundant in Gobar gas?

Methane
Hydrogen
Carbon dioxide
Oxygen

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Chemistry
The process which does not evolve CO2 in air is

Breathing
Photosynthesis
Organic delay
Burning

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Chemistry
The acid present in red ants is

Butyric acid
Formic acid
Caproic acid
Acetic acid

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Chemistry
Which of the following phenomenon is considered responsible for Global Warming?

Fire in coal mines
Trade winds
Dry farming
Greenhouse effect

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MORE MCQ ON Chemistry

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