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The number of...

Question

The number of unpaired electrons in chromium atom are :

A

2

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B

3

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C

4

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D

6

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Solution

The correct option is D 6
$C r : - 1 s^{2} 2 s^{2} 2 p^{6} 3 s^{2} 3 p^{6} 3 d^{5} 4 s^{1}$
Hence, it has 6 unpaired electrons.

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Similar questions

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

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 the ground state of

C l

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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}

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^{5}

. Chromium atom by losing 3 electrons form Cr

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

The number of unpaired electrons in Cr

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