8.1 Write down the electronic configuration of:
The atomic number of cerium () is 58 and the previous noble element is Xenon () The electronic configuration of
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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