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CGP EDU Academic Team
Published on: August 12, 2026
Give reason why the ground state outermost electronic configuration of silicon is-
and not 
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Electrons with parallel spins behave as spin correlation, if they have a tendency to stay well apart, and hence repel each other less. The effect of spin correlations is to allow the atom to shrink slightly, so the electron-nucleus interaction is imporved when the spins are parallel
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