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Chemical Process

Chemical Process
Oleum produces fumes of

SO₂ + H₂SO₄
SO₂
SO₃
H₂SO₄

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Chemical Process
Roasting of metallurgical ores is done mainly to

Remove arsenic & sulphur
Sinter the ore
Remove CO₂ & H₂O
Dehydrate it

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Chemical Process
90% of the caprolactum is converted to nylon-6 on its condensation polymerisation in the reactor maintained at __________ °C.

250-280
500-600
44134

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Chemical Process
The most popular and common detergent i.e., alkyl benzene sulfonate (ABS) is a/an __________ detergent.

Amphoteric
Semi polar
Cationic
Anionic

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Chemical Process
High magnesia lime is added to hot sugar cane juice (during the manufacture of sugar) to

Flocculate the impurities
Neither A nor B
Both A and B
Facilitate fast filtration

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Chemical Process
Permanent hardness of water is due to the presence of calcium & magnesium

Bi-carbonates
None of these
Sulphates & chlorides
Carbonate

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MORE MCQ ON Chemical Process

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