Which is most paramagnetic among `Cu^(2+), Fe^(2+) and Cr^(3+) ` and why?

Which one has the highest paramanetic property and which one has least paramagnetic property give reason Cu^(2+), Fe^(2+) & Cr^(5+) .

Which one is more paramagnetic Fe^(2+) or Fe^(3+) (Z = 26) ?

Which will be the most stble among Cu^(+) , Fe^(+) Fe^(2+) and Fe^(3+) .

Which is stronger reducing agent Cr^(2+) or Fe^(2+) and why ?

Which is a stronger reducing agent among Cr^(2+) and Fe^(2+) ?

Which is a stronger reducing agent Cr^(2+) or Fe^(2+) and why ?