Which of the following pairs of ions has same paramagnetic character?

Which of the following pairs of ions have same paramagnetic moment?

Which of the following ions will have highest paramagnetic character? Cr^(3+), Zn^(2+), Cu^(2+) and Fe^(2+)

Which of the following pair of ions have the same colour ?

which of the following group of ion is paramagnetic in nature:

which of the following group of ion is paramagnetic in nature:

Which of the following pair of species are paramagnetic and coloured ?

Which has maximum paramagnetic character ?