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Multi-Electron Configurations and Orbital Diagrams

The number of...

Question

The number of unpaired electron in chromium (Atomic number = 24) is?

A

11

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B

6

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C

3

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D

5

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Solution

The correct option is B 6
Electron configuration for chromium: [Ar] 4s1, 3d5. Six unpaired electrons

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Similar questions

Q. The number of unpaired electrons in Cr

(a t o m i c n u m b e r = 24)

Q. The number of unpaired electrons in chromium atom are :

Q. The number of unpaired electrons in

C u^{+}

(a t o m i c n u m b e r = 29)

Q. The number of unpaired electrons in a chromic ion

C r^{3 +}

(

24)

The atomic number of chromium is 24. Its electronic configuration in ground state is 1s

^{2}

^{2}

^{6}

^{2}

^{6}

^{1}

^{5}

. Chromium atom by losing 3 electrons form Cr

^{3 +}

ions. A chromium atom contains 17% more neutron than the protons. Now answer the following questions

The number of unpaired electrons in Cr

^{3 +}

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