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uarr Y(g)overset(KI)(larr)CuSO(4)overset...

`uarr Y(g)overset(KI)(larr)CuSO_(4)overset(dilH_(2)SO_(4))(rarr)X(`Bluecolour`),X` and `Y` are

A

`X=I_(2),Y=[Cu(H_(2)O)_(4)]^(2+`

B

`X=[Cu(H_(2)O)_(4)]^(2+),Y=I_(2)`

C

`X=[Cu(H_(2)O)_(4)]^(+),Y=I_(2)`

D

`X=[Cu(H_(2)O)_(5)]^(2+),Y=I_(2)`

Text Solution

Verified by Experts

The correct Answer is:
B
`{:(CuSO_(4)+KItoCu_(2)I_(2)+K_(2)SO_(4)+I_(2)),(" "darr),([Cu(H_(2)O)_(4)]^(2+)),(("Blue coloe")):}`
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BANSAL-D AND F BLOCK ELEMENTS-Exercise-1 (Single Correct Choice Type)
  1. Solution of MnO(4)^(-) is purple-coloured due to :

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  2. Transition elements having more tendency to form complex than represen...

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  3. uarr Y(g)overset(KI)(larr)CuSO(4)overset(dilH(2)SO(4))(rarr)X(Bluecolo...

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  4. The actinoids exhibit more number of oxidation states in general than ...

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  5. x,y and z are respectively

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  6. underset(("bot"))(Cu+conc.HNO(3))toCu(NO(3))(2)+X (oxide of nitrogen...

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  7. Pick out the incorrect statement:

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  8. The metals present in insulin and haemoglobin are respectively:

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  9. Metre scales are madeup of alloy:

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  10. A metal M which is not affected by strong acids like conc. HNO(3),conc...

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  11. underset(("Acidified"))(KMnO(4))+HCltoH(2)O+X(g),X is a:

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  12. Amongst the following species, maximum covalent character is exhibited...

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  13. Number of moles of K(2)Cr(2)O(7) can be reduced by 1 mole of Sn^(2+) i...

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  14. Pick out the incorrect statement:

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  15. The aqueous solution of CuCrO(4) is green because it contains:

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  16. The aqueous solution of the following salts will be coloured in the ca...

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  17. Rusting of iron in moist air involves-

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  18. Transition metals normally have unfilled 'd' orbitals which are degene...

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  19. Which one of the following transition metal ions is paramagnetic?

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  20. E^(Theta) value for the couple Cr^(3+)//Cr^(2+) and Mn^(3+)//Mn^(2+) a...

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