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Sodium thiosulphate (Na(2)S(2)O(3).5H(2)...

Sodium thiosulphate `(Na_(2)S_(2)O_(3).5H_(2)O)` is used in photography to

A

Reduce AgBr to metallic Ag.

B

Remove reduce Ag

C

Remove undecomposed AgBr as a soluble complex

D

Convert metallic Ag

Text Solution

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The correct Answer is:
C
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NARAYNA-S-BLOCK ELEMENTS-Level Vi (Part - 2)
  1. When silicon or boron is dissolved in caustic soda , hydrogen gas is l...

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  2. When sodium hydroxide is added drop wise to a mixture of two compounds...

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  3. Sodium thiosulphate (Na(2)S(2)O(3).5H(2)O) is used in photography to

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  4. The hydroxide of which metal ion(s) which is/are soluble in excess of ...

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  5. Sodium peroxide which is a yellow solid, when exposed to air becomes w...

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  6. Which of the following is not a characteristic of alkali metals ?

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  7. In the manufacture of sodium hydroxide by product obtained is

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  8. LiF is less soluble in water than KF because

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  9. The radius of which of the following hydrate ion is smallest?

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  10. Aqueous solution of sodium carbonate is alkaline due to

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  11. What are the products formed when Li(2)CO(3) undergoes decomposition?

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  12. Amongest the alkali metal hydrides, the most stable one is

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  13. Magnesium has polarising power close to that of :

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  14. Which one of the following is the weakest base ?

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  15. In cell fluid , the most abundant cation is :

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  16. The water of crystallization in 1 mole of washing soda crystal is

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  17. Caustic soda is

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  18. The ionization potential value of alkali metals which shows abrupt inc...

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  19. Which compound will liberate oxygen when reacted with water?

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  20. On heating a mixture of one mole each of Li(2)CO(3),MgCO(3) and Na(2)C...

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