MCQ
Transition metals show paramagnetism due to:
- ACharacteristic configuration.
- BHigh lattice energy.
- CVariable oxidation states.
- ✓Unpaired electrons.
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$C{u^{2 + }}_{{\text{(aq)}}}\, + \,\,{e^ - }\, \to \,C{u^ + }_{{\text{(aq)}}}$
and $C{u^+}_{{\text{(aq)}}}\, + \,\,{e^ - }\, \to \,C{u }_{{\text{(s)}}}$
are $+0.15\,V$ and $+0.50\,V$ respectively. The value of will be ............ $\mathrm{V}$
| Exp. | $[A]\,(mol\,L^{-1})$ | $[B]\,(mol\,L^{-1})$ | Initial rate $(mol\,L^{-1}\,s^{-1})$ |
| $1.$ | $2.5\times 10^{-4}$ | $3\times 10^{-5}$ | $5\times 10^{-4}$ |
| $2.$ | $5\times 10^{-4}$ | $6\times 10^{-5}$ | $4\times 10^{-3}$ |
| $3.$ | $1\times 10^{-3}$ | $6\times 10^{-5}$ | $1.6\times 10^{-2}$ |