All the metal ions contain `t_(2g)^(6)e_(g)^(0)` configuaration. Which of the following complex will be paramagnetic ?

Which of the following complexes is a paramagnetic complex?

Which one of the following transition metal ions is paramagnetic?

Which of the following sets of ions contain only paramagnetic ions

In the cystal field of the complex [Fe(Cl)(CN)_(4)(O_(2))]^(4-) the electronic configuration of metalis found to be t_(2g)^(6),e_(g)^(o) then which of the following is/are true about this complex ion :

Which of the following aquated metal ions has the highest paramagnetism?