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OpenStudy (anonymous):
Manganese has a total of 25 electrons, but the following orbital notation for manganese is incorrect. Explain the error in terms of the rules for electron arrangements.
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OpenStudy (anonymous):
OpenStudy (kunal):
its cofiguration should rather be like this........ 1s2 2s2 2p6 3s2 3p6 3d5 4s2
OpenStudy (anonymous):
the reason is because a atom is stabler if 4s is filled before 3d and kunal is correct in the configuration
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