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Which of the following transition metal...

Which of the following transition metal ion is not coloured?

A

`Cu^(+)`

B

`V^(3+)`

C

`Co^(2+)`

D

`Ni^(2+)`

Text Solution

Verified by Experts

The correct Answer is:
A
`Cu^(+)` ion (`3d^(10)` configuration) can exhibit seven (7) variable oxidation states.
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DINESH PUBLICATION-D-AND -F BLOCK ELEMENTS-Select the correct answer
  1. The correct of decreasing second ionisation enthalpy of Ti(22),V(23),C...

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  2. Which one of the elements with the following outer orbital configurati...

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  3. Which of the following transition metal ion is not coloured?

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  4. Which of the following ions will exhibit colour in aqueous solution ?

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  5. Which of the following pairs has the same ionic are:

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  6. Which of the following species has maximum magnetic moment?

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  7. Identify the product and the colour when MnO(2) is fused with solid KO...

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  8. Acidified K(2)Cr(2)O(7), solution turns green when Na(2)SO(3) is added...

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  9. The d-electron configurations of Cr^(2+), Mn^(2+), Fe^(2+) and Co^(2+)...

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  10. Which of the following species is/are paramagnetic? Fe^(2+),Zn^(0),H...

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  11. The titanium (atomic number 22) compound that does not exist is

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  12. Which of the statement is not true?

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  13. Which one of the following does not correctly represent the correct or...

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  14. Four successive members of the first series of transition metals are l...

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  15. Catalytic activity of the transition metals and their compounds can be...

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  16. The expression for effective magnetic moment (mu(eff)) is

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  17. Which of the following lanthanoid ion is diamagnetic?

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  18. A magnetic moment of 1.73 B.M. will be shown by one among the followin...

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  19. Which of the following oxidation states is the most common among the l...

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  20. The reaction of aqueus KMnO(4) with H(2)O(2) in acidic conditions give...

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