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Chemical Process

Chemical Process
The noble gas which occurs most abundantly in the atmosphere is

Krypton
Neon
Helium
Argon

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Chemical Process
In the Solvay process, the product from the calciner is

Light soda ash
Dense soda ash
Sodium bicarbonate
Dehydrated soda ash

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Chemical Process
Rosin soap is added during paper manufacture to

Impart resistance to penetration by liquids
Impart adhesive properties
Improve opacity
None of these

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Chemical Process
Cooking liquor in case of sulphite process is

None of these
Magnesium sulphate and magnessium bicarbonate
Sodium sulphite and sodium bisulphite
Magnesium sulphite and free SO₂ in acid medium

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Chemical Process
Glycerine is a by-product of the __________ industry.

Paint
Oil hydrogenation
Soap
Detergent

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Chemical Process
Oxidation of SO₂ to SO₃ is favoured by

High temperature and high pressure
Low temperature and low pressure
Low temperature and high pressure
High temperature and low pressure

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