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Chemistry

Chemistry
Which one of the following is most acidic

MgO
Na2O
Al22O3
CaO

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Chemistry
A mixture of water and alcohol can be separated by

Decantation
Evaporation
Distillation
Filtration

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Chemistry
Emulsifier is an agent which

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

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Chemistry
The ore which is found in abundance in India is

fluorspar
bauxite
monazite
magnetite

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Chemistry
Heavy metals got their name because compared to other atoms they have

Higher atomic numbers
Higher densities
Higher atomic radii
Higher atomic masses

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Chemistry
Brine refers to :

Starch water
Sweet water
Salt water
Pure water

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