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Chemical Process

Chemical Process
Prussian blue is chemically represented by

Ca SO₄ . 2H₂O
AlF₃ . 3NaF
Fe₄ [Fe (CN₆)₃]
FeO.TiO₂

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Chemical Process
Starting raw material for the manufacture of maleic anhydride is

Benzene
N-butene
Neither A nor B
Either A or B

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Chemical Process
Coal tar is used as a

Fuel in rotary kiln
Binding material for coal briquettes
All of these
Binder in making carbon electrodes

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Chemical Process
Systemic insecticides

Are stomach poisons
Emit poisonous vapour
Are absorbed throughout the plant
Kill insects following external bodily contact

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Chemical Process
Bleaching of paper pulp is done with

Bromine
Chlorine or chlorine dioxide
Activated clay
Magnesium sulphite

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Chemical Process
Sodium salt of higher molecular weight fatty acid is termed as the __________ soap.

Hard
Soft
Metallic
Lubricating

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