Q. High purity nitrogen is used in

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Q. Commercial production of soda ash by Solvay process requires limestone, __________ as raw materials.

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Q. Naphthalene is removed from coke oven gas by

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Q. Which is the most suitable dye for synthetic fibres ?

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Q. Pick out the wrong statement.

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Q. Pick out the wrong statement.

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Q. Hydrolysis of sugar is called

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Q. Sulphuric acid completely saturated with sulphur trioxide is called

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Q. The most widely used coagulant for removing suspended impurities from water is

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Q. Main constituent of limestone is

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Q. __________ is obtained as a by-product in the manufacture of sodium hydroxide using brine.

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Q. Fat splitting catalyst is

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Q. Fish contains about __________ percent oil.

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Q. The main aim behind cooling the digested chip at the bottom portion of the digestor by injecting cold black liquor is to

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Q. Coloured glass is obtained by mixing of colored salts. Addition of __________ oxide is done to impart greenish blue color to the glass.

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Q. Percentage of alcohol in beer may be around __________ percent.

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Q. Lubricating greases are a mixture of

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Q. Metallic soap is __________ salt of fatty acids.

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Q. Cation exchanger is regenerated usually with

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Q. In contact process, SO₃ is absorbed in 97% H₂SO₄ and not in water, because

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