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Chemical Process

Chemical Process
Portland cement consists mainly of

CaO & FE₂O₃
CaO & SiO₂
SiO₂ & Al2O₃
CaO & Al2O₃

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Chemical Process
Hydrolysis of sugar is called

Esterification
None of these
Hydration
Inversion

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Chemical Process
Hydrogenation of oil takes place in a/an __________ reactor.

Trickle bed
None of these
Plug flow
Autothermal

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Chemical Process
Which of the following is an ore of iron?

Hematite
Chalcopyrite
Galena
Bauxite

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Chemical Process
Glycerine is recovered from lye by

Evaporation followed by vacuum distillation
Extractive distillation technique
Liquid extraction technique
None of these

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Chemical Process
Fusion of limestone and __________ produces high alumina cement.

Quicklime
Sand
Bauxite
Calcite

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