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Chemical Process

Chemical Process
Which is the main reducing agent during production of iron from iron ore in a blast furnace?

H₂
CO₂
CO
C

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Chemical Process
Coke oven gas consists mainly of

CO, & CO₂
H₂, & CH₄
CH₄, & CO
H₂, & CO

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Chemical Process
The drug used in contraceptives is

Pencillin
Methyl salicylate
Sulphadizene
Mestranol

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Chemical Process
Production of one ton of cement requires about __________ tons of limestone.

0.6
2.2
1.2
3.8

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

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

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Chemical Process
Which of the following is a detergent?

Alkyl benzene sulphonate
Polytetraflouroethylene
Cellulose nitrate
Benzene hexachloride

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