MCQ
The transition metals have a less tendency to form ions due to
- AHigh ionisation energy
- BLow heat of hydration of ion
- CHigh heat of sublimation
- ✓All of these
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Statement $(I)$ : In the Lanthanoids, the formation of $\mathrm{Ce}^{+4}$ is favoured by its noble gas configuration.
Statement $(II)$ : $\mathrm{Ce}^{+4}$ is a strong oxidant reverting to the common $+3$ state.
In the light of the above statements, choose the most appropriate answer from the options given below: