Q. Hydrogen gas is not produced commercially (for nitrogeneous fertiliser manufacture) by

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Q. Carboxymethyl cellulose (CMC) is added in detergents to

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Q. Synthesis gas is a mixture of

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Q. Acrylonitrile is mainly used in the __________ industry.

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Q. The enzyme which converts starch into the disacharides maltose is

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Q. Pick out the false statement pertaining to water treatment.

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Q. Presence of H₂S in raw water (to be chlorinated) results in the

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Q. Contact process of sulphuric acid manufacture

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Q. Nylon-6 as compared to Nylon-66 is having higher

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Q. Digestion of wood-base materials (for manufacture of pulp) is done to

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Q. Soap cannot be used with hard water, because

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Q. Which of the following is not an antibiotic ?

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Q. The most reactive allotropic form of phosphorus is __________ phosphorus.

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Q. Flux addition during smelting of ore is done to

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Q. Hydrazine is used in water treatment for the removal of

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Q. Direct conversion of chemical energy into electrical energy is done in a

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Q. Which of the following is not produced commercially from sea water ?

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Q. Pick out the wrong statement.

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Q. Salt is the basic raw material for the manufacture of

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Q. Pick out the wrong statement.

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