88 Решение задачки по химии №08 851

273. Give the electronic configurations of oxygen and sulfur, chromium and molybdenum atoms. Why do chromium and molybdenum have electronic configurations in the ground state (n-1)d5ns1 and not (n-1)d4ns2 ? How does the stability of the highest oxidation state change for the elements of the main and secondary subgroups from top to bottom?

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