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Give reason: Zn^(2+) salts are white whi...

Give reason: `Zn^(2+)` salts are white while `Cu^(2+)` salts are blue.

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ASSAM ACADEMIC CENTRE-The d and f-block elements-Example
  1. Give reason: among transition metals, the highest oxidation state is e...

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  2. Give reason: Ce(4+) is used as an oxidising agent in volumetric analys...

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  3. Give reason: Zn^(2+) salts are white while Cu^(2+) salts are blue.

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  4. Silver atom has completely filled d-orbital (4d^10) in its ground stat...

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  5. In the series Sc(Z = 21) to Zn (Z =30), the enthalpy of atomization of...

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  6. Which of the first row transition metal exhibit +7 oxidation state?

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  7. The E(M^(2+)//M)^(Theta) for copper positive (+0.34V)It is only metal ...

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  8. How would you account for irregular variation of 1st and 2nd ionisatio...

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  9. Why is the highest oxidation state of a metal exhibited in its oxide o...

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  10. Which is a stronger reducing agents Cr^(2+) or Fe^(2+) and why?

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  11. Calculate the 'spin only' magnetic moment of M^(2+)(aq) ion (Z = 27).

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  12. Actinoid contraction is greater from element to element than lanthanoi...

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  13. Write down the electronic configuration of Cr^(3+)

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  14. Write down the electronic configuration of Pm^(3+)

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  15. Write down the electronic configuration of Cu^(+)

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  16. Write down the electronic configuration of Ce^(4+)

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  17. Write down the electronic configuration of Co^(2+)

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  18. Write down the electronic configuration of Lu^(2+)

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  19. Write down the electronic configuration of Mn^(2+)

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  20. Write down the electronic configuration of Th^(4+)

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