Q. Titanium dioxide is a/an __________ colour pigment.

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Q. Mercury cells for caustic soda manufacture, compared to diaphragm cells

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Q. Cellulose percentage in bamboo fibre is about

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Q. Function of sodium thiosulphate (hypo) in development of photographic film/plate is to

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Q. White phosphorous is stored under water, because

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Q. __________ is not a constituent of gun powder.

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Q. Hydrophilic group of a soap or detergent solution is

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Q. Mercury electrolytic cells are preferred over diaphragm electrolytic cell (for production of caustic soda), as it

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Q. __________ are used as corrosion inhibitor for iron & steel in aqueous solutions.

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Q. L.D. converter is used in the production of

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Q. The terminology 'BTX' used in coal tar distillation industry refers to

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Q. Which of the following is not responsible for causing permanent hardness of water ?

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Q. Which of the following contains least amount of N₂ ?

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Q. Calcination of limestone is not done in a __________ kiln for producing lime.

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Q. Saponification value/number of an oil or fat is a measure of its

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Q. Ethyl alcohol cannot be produced

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Q. H₂S is scrubbed from refinery gases by absorption using

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Q. Chlorine gas is produced by the electrolysis of brine (NaCl solution with solid NaCl make up) in mercury electrolytic cell. Which of the following is the anodic reaction?

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Q. Zeolite is a/an

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Q. Type of glass used in optical work is the __________ glass.

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