What may be the stable oxidation state of the transition elements with the following d electron configurations in the ground state of their atoms:`3d^(3),3d^(5),3d^(4)?`

What may be the stable oxidation state of the transition elements with the following d electron configurations in the ground state of their atoms : 3d^(3), 3d^(5), 3d^(8) & 3d^(4) ?

What may be the stable oxidation state of the transition element with the following d electron configurations in the ground state of their atoms : 3d^(3),3d^(5),3d^(8) and 3d^(4) ?

What may be the stable oxidation state of the transition element with the following d electron configurations in the ground state of their atoms : 3d^(3),3d^(5),3d^(8) and 3d^(4) ?

What may be the stable oxidation state of the transition element with the following d electron configurations in the ground state of their atoms : 3d^(3) 3d^(5) 3d^(8) and 3d^(4) ?

What may be the stable oxidation-state of the transition element with the following d electron configurations. in the ground state of their atoms ': 3d^3,3d^5,3d^8 and 3d^4

What may be the stable oxidation states of the first transition elements with the following d-electron configuration in the ground state of their atoms : d^(3), d^(5), d^(4), d^(8) ?