Q. Fluorescent dyes are added in detergents to

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Q. High magnesia lime is added to hot sugar cane juice (during the manufacture of sugar) to

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Q. Cooking liquor in case of sulphite process is

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Q. 90% of the caprolactum is converted to nylon-6 on its condensation polymerisation in the reactor maintained at __________ °C.

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Q. Vegetable oils contain large quantity of glycerides of unsaturated acids. When the vegetable oils contain high amount of saturated fatty acids, it is termed as __________ oil.

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Q. Fats as compared to oils have

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Q. Thermal pyrolysis of ethylene dichloride produces

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Q. Fermentator temperature during production of alcohol from molasses is around __________ °C.

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Q. Which of the following coals has the highest calorific value ?

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Q. Which of the following is not an abrasive material ?

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Q. Pick out the wrong statement.

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Q. Finely ground calcium aluminate & silicate is a/an

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Q. The main component of pyrex glass is

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Q. Alum [Al₂(SO₄)₃] is used as a coagulant in water treatment to remove

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Q. __________ is an ore concentrating metallurgical process involving a chemical change.

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Q. Basic oxide is absent in __________ glass.

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Q. Graphite is a/an

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Q. Molasses is the starting material for the production of

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Q. BHC (Benzene hexachloride) is made by the chlorination of benzene

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Q. Diaphragm electrolytic cell as compared to mercury electrolytic cell

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