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The configuration of chromium atom in gr...

The configuration of chromium atom in ground state is

A

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

B

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

C

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

D

`[Ar]3d^(7)4s^(2)`

Text Solution

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The correct Answer is:
B
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NARAYNA-D BLOCK & TRANSITION ELEMENTS-Level-I (H.W)
  1. Platinum, palladium, iridium, etc., are called noble metals because

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  2. In which of the following elements, the configuration is against Auf-...

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  3. The configuration of chromium atom in ground state is

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  4. The chemical formula of siderite

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  5. The mineral of silver is

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  6. Which of the following group elements exhibits high melting and boilin...

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  7. Which group elements exhibits highest densities

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  8. Which of the following transition metals has the highest melting point...

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  9. Transition element which is volatile

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  10. The metal that has the least melting point among the following is

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  11. The melting points and the boiling points of the transitions elements ...

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  12. The second IP of Cr is high due to

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  13. Transition metals are less reactive because of their

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  14. An element M has the electron configuration [Ar]3d^(5)4s^(2). Which on...

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  15. Which of the following element exhibits maximum oxidation state

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  16. In which of the following compounds iron has lowest oxidation state?

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

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

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

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  20. The correct order of atomic sizes is

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