Q. In sulphate pulp manufacture, the pressure and temperature in the digestor is

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Q. Zeolite removes both temporary as well as permanent hardness of water by precipitating calcium and magnesium present in water as insoluble zeolites. Used zeolite is regenerated by flushing with the solution of

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Q. Pick out the endothermic reaction out of the following.

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Q. Pasteurisation of milk means

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Q. Fusion of bauxite and __________ produces high alumina cement.

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Q. Sulphur addition in soap is done to

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Q. Phosphate rock is a raw material for the manufacture of

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Q. Mineral oils (e.g. petroleum oils) are preferred over fatty oils (e.g. mustard oil, ghee, tallow, palm oil, olive oil etc.) as a lubricant due to its

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Q. Which of the following is not a raw material used for the manufacture of ordinary glass?

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Q. Esterification reaction

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Q. __________ process is used for the manufacture of sodium carbonate by ammonia soda process.

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Q. Polycaprolactum is commercially known as

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Q. Frasch process is for

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Q. Very fine suspended and colloidal impurities are removed from water by a process called

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Q. Pitch (a product of coal tar distillation) is always mixed with creosote oil, when it is to be burnt in a burner, because

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Q. Sucrose content in the raw juice extracted from sugar cane is about __________ percent.

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Q. Fusel oil is a/an

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Q. Styrene-butadiene-rubber (SBR) as compared to natural rubber has

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Q. Co-efficient of thermal expansion of glass is decreased by the addition of __________ during its manufacture.

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Q. The catalyst used in the manufacture of DDT (from chloral and chlorobenzene) is

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