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In which of the following elements, the...

In which of the following elements, the configuration is against Auf-bau rule?

A

`Ni,Pd,Pt`

B

`Sc,Ti,Zr`

C

`Pd,Pt,Cu`

D

`Fe,Cr,Mn`

Text Solution

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

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

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  4. The configuration of chromium atom in ground state is

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  5. The chemical formula of siderite

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  6. The mineral of silver is

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

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  8. Which group elements exhibits highest densities

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

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  10. Transition element which is volatile

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

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

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  13. The second IP of Cr is high due to

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  14. Transition metals are less reactive because of their

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

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