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Chemistry

Chemistry
DDT and BHC may act as

Carcinogens
Asthematic agents
Allergens
None of these

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Chemistry
"Paramagnetism" is the property of

Completely filled electronics subshells
Completely vacant electronic subshells
Unpaired electrons
Paired electrons

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Chemistry
Which is abundant in Gobar gas?

Carbon dioxide
Hydrogen
Methane
Oxygen

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Chemistry
Exposure to mixtures of chemicals are greater than expected on the basis of effects of exposure to each chemical individually. This is known as

Antagonism
Synergism
Additives
Independent

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Chemistry
The important ore of aluminium is

Fluorspar
Bauxite
Cryolite
Haematite

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Chemistry
Which one of the following minerals is found in Monazite sand ?

Sodium
Thorium
Uranium
Potassium

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MORE MCQ ON Chemistry

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