__________ Nature of hypo (sodium thiosulphate) makes it useful in photography.

A. Oxidising

B. Reducing

C. Complex forming

D. Photochemical

Please do not use chat terms. Example: avoid using "grt" instead of "great".

You can do it
  1. Which is the main reducing agent during production of iron from iron ore in a blast furnace?
  2. Permanent hardness of water can be removed by
  3. Bleaching of paper pulp is done with
  4. Dacron is a
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  6. Polycaprolactam is commercially known as
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  14. Zeolite is a/an
  15. Raw materials used for producing __________ cement does not contain iron oxide.
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  18. Nylon-6 is manufactured from
  19. Lindane is
  20. Chemical formula of 'salt cake' is
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  22. Mannheim furnace is used in the manufacture of
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  24. Which of the following impurities in feed water for high pressure boiler is the most detrimental?
  25. Electric bulbs are made of __________ glass.
  26. Superior quality laboratory apparatus is made of the __________ glass having low thermal coefficient…
  27. Which of the following processes does not produce Cl2 as a co-product during the manufacture of caustic…
  28. Sucrose content in cane sugar may be around __________ percent.
  29. Sucrose is a
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