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JEE PYQ: Coordination Compounds Question 5

Question 5 - 2021 (18 Mar Shift 1)

The total number of unpaired electrons present in the complex $\text{K}_3[\text{Cr(oxalate)}_3]$ is ____.

Show Answer

Answer: 3

Solution

$\text{K}_3[\text{Cr(oxalate)}_3]$: Chromium is in +3 oxidation state. $\text{Cr}^{3+}$ has $d^3$ configuration. Number of unpaired electrons = 3.


Learning Progress: Step 5 of 71 in this series