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Sodium thiosulphate, Na2S2O3.5H2O is use...

Sodium thiosulphate,` Na_2S_2O_3.5H_2O` is used in photography to:

A

Reduce the silver bromide grains to metallic silver

B

Convert the metallic silver to silver salt

C

Remove undecomposed AgBr as soluble silver thiosulphate complex

D

Remove reduced silver

Text Solution

Verified by Experts

The correct Answer is:
C
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MBD PUBLICATION-S- BLOCK ELEMENTS [ALKALI AND ALKALINE EARTH METALS]-QUESTION TYPE
  1. Which of the following statements is false regarding saline hydrides ?

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  2. Sodium thiosulphate is used in photography beacause of its:

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  3. Sodium thiosulphate, Na2S2O3.5H2O is used in photography to:

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  4. When sodium is heated in flame it gives:

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  5. Which of the following compounds on reaction with NaOH and H2O2 gives ...

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  6. Dissolving metallic zinc in access of NaOH produces:

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  7. When sodium metal is dissolved in liquid ammonia, a blue solution is f...

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  8. The chemistry of lithium is very much similar to that of magnesium eve...

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  9. Fusion of AgCl with Na2CO3 gives:

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  10. Tin dossolve in boiling caustic soda solution because of the formation...

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  11. Sodium metal cannot be stored under:

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  12. NaOH is prepared by the electrolysis of:

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  13. When carbon monoxide is passed over solid caustic soda heated to 200^@...

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  14. If NaOH is added to an aqueous solution of Zn^(2+) ions, a white preci...

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  15. Which is manufactured by electrolysis of fused NaCl ?

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  16. Chile saltpetre is the ore of:

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  17. Addition of excess of sodium hydroxide solution to a solution of nick...

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  18. The element which does not dissolve in caustic soda is:

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  19. The carbonate which decomposes into oxide on heating is :

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  20. Sodium metal is obtained by:

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