Mn is configured: [Ar] 4s2 3d5 , so
Mn2+ has an electron configuration of: [Ar] 4s0 3d5
It looks like that 5 or 3 or (at least) 1 (one) electrons are to be unpaired.
In the ground state of an manganese atom there are 5 unpaired electrons
4 unpaired electrons
11
3
There are 3 unpaired electrons.
zero - there are no unpaired electrons
three unpaired electrons
6 unpaired electrons
A silicon atom has 4 unpaired electrons.
There are 3 unpaired electrons.
zero - there are no unpaired electrons
three unpaired electrons
There are no unpaired electrons in strontium.
6 unpaired electrons
A silicon atom has 4 unpaired electrons.
3 unpaired electrons
they're are zero unpaired electrons.
5 unpaired electrons There are 5 unpaired electrons in the Fe3+ ion. The reason for this is that Iron has the electron configuration Ar3d5.
There are 5 unpaired electrons in Fe^3+ in its ground state.
Cesium has 1 unpaired electron.
There are 5 unpaired electrons in Fe^3+ in its ground state.