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Which of the following are not coloured ...

Which of the following are not coloured due lo charge transfer

A

`K_(2)Cr_(2)O_(7)`

B

`KMnO_(4)`

C

`[Fe(H_2O)_5NO]SO_4`

D

`MnO_2`

Text Solution

Verified by Experts

The correct Answer is:
C, D
`[Fe(H_2O)_5NO]SO_4` shows brown colour due to d-d transition
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AAKASH SERIES-D & F BLOCK ELEMENTS-LEVEL-II (LECTURE SHEET) (EXERCISE-I)(SINGLE & ONE OR MORE THAN ONE CORRECT ANSWERS)
  1. A metal M and is compound can give the following observable changes in...

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  2. Each of the following ion contains vanadium the + V oxidation state ex...

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  3. Which of the following are not coloured due lo charge transfer

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  4. Oxides of which of the following melals show oxidation state of +8 ?

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  5. Select the compounds having metal in zero oxidation state

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  6. Among the following , identify the species with an atom in + 6 oxidati...

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  7. The oxidation state(s) of copper is (are)

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  8. Duraluminium an alloy contains :

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  9. Manganese steel contains

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  10. The stainless steel developed in India contains the following special ...

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  11. Which of the following is(are) alloy(s) not containing copper?

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  12. Which of the following statement(s) is (are) correct. When a mixture o...

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  13. K2MaO4 is formed when :

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  14. Which of the following is (are) correct:

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  15. Which statement (s) is (are) incorrect:

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  16. If, in an ammonical solution, salts which produce a black precipate wh...

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  17. Which of the following metals will not react with solution of CuSO4 ?

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  18. Which of the following statement(s) is (are) true for Mohr's salt ?

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  19. CrO(4)^(2-) (yellow) chages to Cr(2)O(7)^(2-) (orange) in p^(H) = y. H...

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  20. The catalyst used in the manufacture of sulphuric acid by contact proc...

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