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What is the electron configuration for #Mn^(3+)#?

1 Answer

Jan 31, 2016

For manganese, #Z# #=# #25#.

Electron configuration: #1s^(2)2s^(2)2p^(6)3s^(2)3p^(6)4s^(2)3d^(5)#

Explanation:

For #Mn^(3+)#, the #s# electrons are removed FIRST, to yield a configuration of #1s^(2)2s^(2)2p^(6)3s^(2)3p^(6)3d^(4)#.

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