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Chemical Process MCQ Question with Answer

Chemical Process MCQ with detailed explanation for interview, entrance and competitive exams. Explanation are given for understanding.

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Question No : 29
Starting material for the commercial production of ethyl alcohol in India is

Rice
Molasses
Fruit of Mahua tree
Maize
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Question No : 30
DDT stands for

Diethyl-diphenyl-trichloromethane
Dichloro-diphenyl-trichloromethane
diphenyl-dichloro-trichloromethane
Dichloro-diphenyl-trichloroethane
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Question No : 31
Styrene is produced from ethyl benzene by the process of

Dehydrogenation
Oxidation
Alkylation
Dehydration
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Question No : 32
Pick out the wrong statement.

Cold rubber (SBR) is superior as compared to hot rubber (SBR)
Polymerisation temperature can modify the properties of SBR
Production of cold SBR employs lower pressure as compared to that of hot SBR
None of these
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Question No : 33
Lime and soda ash are added to water to remove

Bicarbonates & sulphates of calcium and magnesium
Undesirable taste and odour
Bacteria
Its corrosiveness
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Question No : 34
Main constituent of dolomite is

CaCO3
MgCO3
K2CO3
Na2CO3
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Question No : 35
Temporary hardness of water can be removed by

Addition of alum (a coagulant)
Boiling
Filtration (through gravity sand filter)
Addition of lime
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Exam Name No. Of Q Link
Chemistry set 1 30 Start
Chemistry set 2 30 Start
Chemistry set 3 30 Start
Chemistry set 4 30 Start
Chemistry set 5 30 Start
Chemistry set 6 30 Start
Chemistry set 7 30 Start
Chemistry set 8 30 Start
Chemistry set 9 30 Start
Chemistry set 10 30 Start
Chemistry set 11 30 Start
Chemistry set 12 30 Start

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