Salt cake is chemically represented by

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8. Catalytic oxidation of naphthalene produces
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10. Extraction of __________ employs an electrolytic process.
11. Styrene-butadiene-rubber (SBR) as compared to natural rubber has
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13. Mercury electrolytic cells are preferred over diaphragm electrolytic cell (for production of caustic…
14. Which of the following is used as a coagulant in water treatment?
15. Which of the following additives/water proofing agents is added to lower the hydrophilic (moisture loving)…
16. __________ Nature of hypo (sodium thiosulphate) makes it useful in photography.
17. Acrylonitrile is mainly used in the __________ industry.
18. Pick out the wrong statement.
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20. The major use of butadiene is
21. Pick out the wrong statement.
22. Brackish water which contains mostly dissolved salt, can be purified by the __________ process.
23. Vegetable oils contain large quantity of glycerides of unsaturated acids. When the vegetable oils contain…
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25. Analgesic drugs are
26. 20% oleum means that in 100 kg oleum, there are 20 kg of
27. Production of one ton of cement requires about __________ tons of limestone.
28. Which of the following is the purest form of water out of the following?
29. Phenol is mainly used
30. Vanillin is a type of

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