8.24 Calculate the number of unpaired electrons in the following gaseous ions:
The electronic configuration of chromium is . The number of unpaired electrons in is 3 after losing 3 electrons, Cr has 3 electrons left in the d-orbital.
CBSE Class 12 board exams 2025 to have 50% competency-based questions; no change in 10th
CBSE Class 12 board exams 2024 over; expected result date, trends of last 10 years
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