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Which of the following electronic config...

Which of the following electronic configuration is associted with the highest stable oxidation state

A

`[Ar]3d^(1)4s^(2)`

B

`[Ar]3d^(5)4s^(1)`

C

`[Ar]3d^(5)4s^(2)`

D

`[Ar]3d^(6)4s^(2)`

Text Solution

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The correct Answer is:
C
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NARAYNA-D BLOCK & TRANSITION ELEMENTS-Level-I (H.W)
  1. In which of the following compounds iron has lowest oxidation state?

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  2. The pair that can exhibit more stable +4 oxidation state is

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  3. Which of the following electronic configuration is associted with the ...

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  4. The correct statement about iron includes I) Fe(3)O(4) is a mixed ox...

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  5. The correct order of atomic sizes is

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  6. Which of the following cation is colourless in its aqueous solution

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  7. Cuprous ion is colourless, while cupric ion is colured because

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  8. Which of the folllowing pairs of ions are coloureless

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  9. Colour of ferrous ion is

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  10. The colour of transition metal ion is attributed to:

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  11. Which one of the following pairs is coloured

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  12. Which is highly coloured due to inter valence electron transfer trans...

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  13. Amongst [TiE(6)]^(2-), [CoF(6)]^(3-), Cu(2)Cl(2) and [NiCl(4)]^(2-) [A...

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  14. Which of the following compounds ar coloured substances? I-Ag(2)CO(3...

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  15. the catalyst used in the hydrogenation of oils is :

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  16. The catalyst used in the polymerisation of ethylene is

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  17. Which of the following is not responsible for the catalytical activity...

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  18. Which of the following pair of transition metal ions, have the same ca...

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  19. The following species is repelled by a magnetic field

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  20. The following is not a ferromagnetic

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