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The d - block elements have coloured ion...

The d - block elements have coloured ions because of -

A

absorption of energy due to d - s transition

B

absorption of energy due p - d transition

C

absorption of energy due to d - d transition

D

does not absorb any energy

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The correct Answer is:
C
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CHHAYA PUBLICATION-D - AND F - BLOCK ELEMENTS -MCQ (Single Correct Type)
  1. Free silver metal reacts with NaCN and forms a water soluble complex i...

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  2. In alkaline medium, MnO(4)^(-) oxides I^(-) to -

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  3. The d - block elements have coloured ions because of -

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  4. The colour of the solution turns blue when a Cu - plate is dipped in a...

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  5. The oxidation state of I in KIO(4) is the same as that of Mn in -

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  6. The reaction between acidified chromic acid solution and H(2)O(2) give...

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  7. Fe^(2+) can be differentiated from Fe^(3+) with the help of -

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  8. 'Platinum black' is -

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  9. Among the following compounds, which one has no unpaired electrons and...

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  10. The natural state of iron and NO (Fe^(3+) and NO or Fe^(2+) and NO^(+)...

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  11. In a neutral medium, 1 mol of MnO(4)^(2-) ion undergoes disproportiona...

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  12. Transition elements have greater tendency to form complexes, because -

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  13. Which to the following represents the electronic configuration of a tr...

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  14. Identify the incorrect statement among the following -

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  15. To support tungsten filament in electric bulbs, which of the following...

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  16. Which of the following will give green hydrated ions -

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  17. In first transition series, the melting point of Mn is low, because -

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  18. Mercury is a liquid metal because -

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  19. The colour of light observed by an aqueous solution of CuSO(4) -

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  20. Silver nitrate is supplied in coloured bottles because it is -

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