please answer
Dear student,
oxidation state of Mn in MnO4- is +7, this means 2 electrons of 4s and 5 electrons od 3d are also removed hence its 3d subshell is now empty. Hence 2 is correct answer.
Regards
oxidation state of Mn in MnO4- is +7, this means 2 electrons of 4s and 5 electrons od 3d are also removed hence its 3d subshell is now empty. Hence 2 is correct answer.
Regards