Q. According to Hund's rule, when electrons occupy orbitals of equal energy, they first:
हंड के नियम के अनुसार, जब इलेक्ट्रॉन समान ऊर्जा की कक्षाओं पर कब्जा कर लेते हैं, तो वे पहले:
Explanation
Hund's rule states electrons occupy degenerate orbitals singly with parallel spins before pairing up, minimizing electron-electron repulsion.
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