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Which of the following is a detergent?

A. Fatty alcohol

B. Alkyl benzene sulphonate (ABS)

C. Fatty acids

D. Methylene chloride

Correct Answer : B.


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  1. Detergent is produced by the sulphonation of dodecyl benzene, which is an __________ reaction.
  2. Which of the following is not a raw material used for the manufacture of ordinary glass?
  3. Pick out the correct statement.
  4. Saponification value/number of an oil or fat is a measure of its
  5. Nitrogen is an essential component of
  6. At very high concentration of enzymes, the rate of fermentation chemical reaction is __________ the…
  7. Which of the following may be viewed as a catalyst in the manufacture of soda ash by Solvay process?
  8. __________ glass is used for the manufacture of optical glass.
  9. Analgesic drugs are
  10. Concentration of NaOH solution produced by diaphragm electrolytic cell is about __________ percent.
  11. Fluorescent dyes are added in detergents to
  12. Yeast is used in the manufacture of
  13. Na2CO3.10H2O is called
  14. Pick out the wrong statement.
  15. Saponification number of an oil or fat
  16. Sugar content in sugarcane on cane basis is about __________ percent by weight.
  17. Coloured glass is obtained by mixing of colored salts. Addition of __________ oxide is done to impart…
  18. Oils are partially hydrogenated (not fully) to manufacture Vanaspati, because fully saturated solidified…
  19. BHC (Benzene hexachloride) is made by the chlorination of benzene
  20. Varnish does not contain
  21. The ideal pulp for the manufacture of paper should have high __________ content.
  22. Bordeaux mixture is a/an
  23. __________ is used as a flux in the smelting of copper ore like chalcopyrite.
  24. Function of thinner in a paint is to
  25. Gypsum is chemically
  26. The basic constituent of vegetable oils is
  27. Unsaturated oils compared to saturated oils have
  28. Pick out the wrong statement. Iodine value of an oil or fat is
  29. The purpose of adding Na2CO3 to water of low alkalinity is to
  30. Which of the following processes can remove both temporary as well as permanent hardness of water?