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The d-and f-Block Elements — Chemistry STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceChemistryThe d-and f-Block Elements1 Mark
Question
Write Electronic configuration of First transition metal : $Co$
✓

Answer

Atomic Number : $27$
Electronic configuration : $\ce{[Ar]3d^74s^2}$

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