Which of the following complex compounds will exhibit highest paramagnetic behaviour ?
(At.No. : Ti=22,Cr=24,Co=27,Zn=30)
A [Co(NH₃)₆]3+
B [Zn(NH₃)₆]3+
C [Cr(NH₃)₆]3+
D [Ti(NH₃)₆]3+