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Chemical Process

Chemical Process
__________ acid is an unsaturated fatty acid.

Oleic
Oxalic
Palmitic
Stearic

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Chemical Process
In the manufacture of viscose rayon, the raw material used industrially is

Bagasse
Recalyptious wood
Fine teak wood
Bamboo

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Chemical Process
Salt cake is chemically represented by

CaSO₄.1/2 H₂O
Na₂SO₄
MgSO₄
BaSO₄

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Chemical Process
Fish contains about __________ percent oil.

10
5
20
35

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Chemical Process
In the manufacture of sulphuric acid from elemental sulphur, the following sequence of major operations is followed :

Converter → furnace → absorber
Furnace → converter → evaporator
Furnace → evaporator → absorber
Furnace → converter → absorber

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

None of these
Bi-carbonates
Carbonate
Sulphates & chlorides

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