Function of sodium thiosulphate (hypo) in development of photographic film/plate is to

A. Brighten the faint images

B. Remove metallic silver

C. Convert silver chloride to silver

D. Remove unexposed silver halide

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

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  1. Massecuite is
  2. Sea water contains about __________ ppm of bromine.
  3. In industrial nomenclature, alcohol means
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  5. Polyvinyl chloride (PVC) is
  6. Exothermic neutralisation reaction between caustic soda and dodecylbenzene sulfonic acid produces sodium…
  7. The yield of tar from high temperature carbonisation of dry coal is about __________ percent.
  8. Penicillin is separated from fermented broth by
  9. Commonly used glass is known as the __________ glass.
  10. Which of the following is an endothermic reaction?
  11. Coagulant is used __________ filtration.
  12. The basic constituent of vegetable oils is
  13. Good quality of edible salt is obtained from brine by the process of
  14. __________ is used as a flux in the extraction of iron from iron ore (haematite) in blast furnace.
  15. Sucrose is a disaccharide consisting of
  16. The biochemical treatment applied to sewage effluents is a process of
  17. The amount of benzene present in pure Benzol is about __________ percent.
  18. Commercial scale production of hydrogen from iron-steam reaction represented by, 3Fe + 3H2O = Fe3O4…
  19. __________ process is used for the commercial production of nitric acid by the catalytic oxidation of…
  20. CaCl(OCl) is the chemical formula of
  21. Carboxymethyl cellulose (CMC) is added in detergents to act as a/an
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  23. Hydrochloric acid is also known as
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  25. Washing soda is chemically represented by
  26. Bisphenol A is produced by the condensation of acetone with
  27. Ethylene oxide is produced by oxidation of ethylene in presence of AgO catalyst at
  28. Fourdrinier machine is used in the manufacture of
  29. Out of the following processes of paper pulp manufacture, the maximum corrosion problem in digestion…
  30. Triple superphosphate is manufactured by reacting