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Chemistry

Chemistry
The substance which does not expand on going from liquid state to solid state is

Cast-iron
Aluminium
Type metal
Water

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Chemistry
Emulsifier is an agent which

Homogenizes the emulsion
Accelerates the dispersion
Stabilizes an emulsion
Aids the flocculation of emulsion

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Chemistry
Carbon footprint can be reduced by

All of these
Using energy efficient appliances
Commuting by public transport
Recycling waste materials

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Chemistry
Gypsum is used for improvement of:

Acidic soils
Podsols
Saline soils
Alkaline soils

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Chemistry
Rusting of iron takes place due to

Exfoliation
Oxidation
Carbonation
Corrosion

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Chemistry
A matured mammalian cell without nucleus is

Spermatozoan
Lymphocyte
Oocyte
Erythrocyte

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MORE MCQ ON Chemistry

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