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Chemical Process

Chemical Process
Sucrose content in cane sugar may be around __________ percent.

50
70
80
95

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Chemical Process
Black liquor is converted into white liquor by

Extractive distillation
Multi-effect evaporation only
Evaporation and burning the concentrate followed by causticisation of products
Selective liquid extraction

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Chemical Process
Prussian blue is chemically represented by

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

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Chemical Process
Manufacture of phthalic anhydride uses __________ as a catalyst.

Cr
Al₂O₃
Ni
V₂O₅

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Chemical Process
Starting raw material for the manufacture of alum is

Bauxite
Gypsum
Alumina
Ammonium bicarbonate

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Chemical Process
Percentage of uranium in carnotite ore found in Jadugoda (Jharkhand) is about

0.1 to 0.5
5 to 10
15 to 25
1 to 5

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MORE MCQ ON Chemical Process

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