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| 1. |
What makes lithium to show properties uncommon to the rest of the alkali metals ? |
| Answer» Solution :The unusual PROPERTIESOF lithium as compared to other ALKALI metals is due to (i) the exceptionally small size of its atom and ion, (ii) HIGH polarising power (charge/size ratio) , (ii) high ionization ENTHALPY and (iv) absence of d-orbitals . | |