8.1 Write down the electronic configuration of:
The atomic number of lutetium is 71 and the previous noble element is Xe (xenon) the electronic configuration of
[Xe]4f14
CBSE Exam Date 2027 Highlights: Class 10, 12 exam dates soon on cbse.gov.in; private candidate form
CBSE 10th, 12th board exam schedule 2027: Sample papers, passing marks
CBSE Class 10, 12 Board Exam 2027: Schedule soon; passing marks, paper pattern
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