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Chemical Process

Chemical Process
__________ is used as a flux in the extraction of iron from iron ore (hametite) in blast furnace.

Manganese
Bauxite
Limestone
Quartz

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Chemical Process
Chemical name of 'alum' is

Aluminium chloride
Calcium sulphate
Aluminium sulphate
Barium sulphate

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Chemical Process
Fish contains about __________ percent oil.

10
5
35
20

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Chemical Process
Massacuits is a terminology used in the __________ industry.

Soap
Sugar
Oil hydrogenation
Paint

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Chemical Process
Deaeration of water in its treatment is necessary, as it

Helps in controlling its taste and odour
Minimises its turbidity
Minimises its corrosiveness
None of these

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Chemical Process
Prussian blue is chemically represented by

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

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