8.1 Write down the electronic configuration of:
The atomic number of Manganese is 25 and the previous noble element is Ar (argon) So, the electronic configuration of
CBSE Class 10, 12 Supplementary Exam 2025: Marks verification, re-evaluation process begins from August 6
CBSE Supplementary Result 2025 LIVE: CBSE 12 compartment results out, Class 10 supply result soon; updates
CBSE 12 supplementary result 2025 out at results.cbse.nic.in; 38.36% pass
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