Jee Main
Coordination Compounds
JEE Main 2023 (Online) 25th January Morning Shift
INTEGER+4 / -12023
The number of paramagnetic species from the following is _____________.
\(\mathrm{{[Ni{(CN)_4}]^{2 - }},[Ni{(CO)_4}],{[NiC{l_4}]^{2 - }}}\)
\(\mathrm{{[Fe{(CN)_6}]^{4 - }},{[Cu{(N{H_3})_4}]^{2 + }}}\)
\(\mathrm{{[Fe{(CN)_6}]^{3 - }}\,and\,{[Fe{({H_2}O)_6}]^{2 + }}}\)