MCQ
Transition metals show paramagnetism
- ADue to characteristic configuration
- BHigh lattice energy
- CDue to variable oxidation states
- ✓Due to unpaired electrons
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$A = - 0.250\,V$ $B = - 0.136\,V$ $C = - 0.126\,V$ $D = - 0.402\,V$
The element that displaces $A$ from its compounds is
$(a)\,0.075\,\,M\,CuS{O_4}$ $(b)\,0.060\,\,M\,(NH_4)_2SO_4$
$(c)\,0.14\,\,M\,urea$ $(d)\,0.04\,M\,MgCl_2$