Question
Asked Jun 17, 2019
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Indicate the answer choice that best completes the
statement or answers the question
1. The Cr2 ion would be expected to have
unpaired electrons.
a. 4
b. 2
c. 3
d. 0
e. 1
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Indicate the answer choice that best completes the statement or answers the question 1. The Cr2 ion would be expected to have unpaired electrons. a. 4 b. 2 c. 3 d. 0 e. 1

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Expert Answer

Step 1

The normal electronic configuration of Chromium is given below,

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1s2 2s2 2p 3s2 3p5 4s' 3d5

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Step 2

The electronic configuration of Chromium(II) ion is given below,

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1s2 2s2 2p 3s2 3p6 3d 3d

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Step 3

Hence, option (a) is the correct answer.

Other options giv...

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General Chemistry

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