Write the electronic configuration of ch...

Write the electronic configuration of chromium (Cr) and copper (Cu).

Text Solution

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`rarr` Electronic configuration of chromium (Cr) `-[Ar]4s^(1)3d^(5)`.
`rarr` Electronic configuration of copper (Cu) `-[Ar]4s^(1)3d^(10)`.

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Knowledge Check

The electronic configuration of sodium is

A

`[Ne]3s^(2)`

B

`[Ne]3s^(1)`

C

`[Ar] 4s^(1)`

D

`[Ar]4s^(2)`

The electronic configuration of sodium is

A

`[Ne]3s^2`

B

`[Ne]3s^1`

C

`[Ar]4s^1`

D

`[Ar]4s^2`

The electronic configuration of chromium (Z=24) is

A

`[Ar]3d^4 , 4s^2`

B

`[Ar] 3d^5 , 4S^1`

C

`[Kr] 4d^4 , S 5s^2`

D

`[Kr]4d^6 , 5s^1`

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