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Generally transition elements and their ...

Generally transition elements and their salts are coloured due to the presence of unpaired electrons in metal ions. Which of the following compounds are coloured -

A

`KMnO_(4)`

B

`Ce(SO_(4))_(2)`

C

`TiCl_(4)`

D

`Cu_(2)Cl_(2)`

Text Solution

Verified by Experts

The correct Answer is:
A, B
`KMnO_(4)` (violet) and `Ce(SO_(4))_(2)` (yellow) are coloured due to charge transfer.
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CHHAYA PUBLICATION-D - AND F - BLOCK ELEMENTS -SOLVED NCERT EXEMPLAR PROBLEMS (Multiple Choice Question)
  1. Which of the following is amphoteric oxide ? Mn(2)O(7), CrO(3), Cr(2)O...

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  2. Gadolinium belongs to 4f - series. It's atomic number is 64. Which of ...

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  3. Interstitial compounds are formed when small atoms are trapped inside ...

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  4. The magnetic moment is associated with its spin angular momentum and o...

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  5. KMnO(4) acts as an oxidising agent in alkaline medium. When alkaline K...

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  6. Which of the following statements is not correct -

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  7. When acidified K(2)Cr(2)O(7) solution is added to solution of Sn^(2+) ...

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  8. Highest oxidation state of manganese in fluoride is + 4 (MnF(4)) but h...

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  9. Although zirconium belongs to 4d transition series and hafnium to 5d t...

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  10. Why is HCl not used to make the medium acidic in oxidation reactions o...

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  11. Generally transition elements and their salts are coloured due to the ...

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  12. Transition elements show magnetic moment due to spin and orbital motio...

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  13. In the form of dichromate, Cr(VI) is a strong oxidising agent in acidi...

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  14. Which of the following actinoids show oxidation states upto + 7 -

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  15. General electronic configuration of actinoids is (n-2)f^(1-14)(n-1)d^(...

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  16. Which of the following lanthanoids show + 2 oxidation state besides th...

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  17. Which of the following ions show higher spin only magnetic moment valu...

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  18. Transition elements form binary compounds with halogens. Which of the ...

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  19. Which of the following will not act as oxidising agents -

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  20. Although + 3 is the characteristic oxidation state for lanthanoids but...

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