p Block Elements
5.0 Group $14$ – The Carbon family
5.0 Group $14$ – The Carbon family
The valence shell electronic configuration of the elements is $ns^2np^2$.
All the group $14$ members are solid. Carbon and silicon are non metals, germanium is a metalloid where as tin and lead are soft metals with low melting points.
Property | $C$ | $Si$ | $Ge$ | $Sn$ | $Pb$ |
Atomic Number $(Z)$ | 6 | 14 | 32 | 50 | 82 |
Covalent Radius $(A^°)$ | 0.77 | 1.17 | 1.22 | 1.42 | 1.43 |
Electro-negativity | 2.5 | 1.8 | 1.8 | 1.8 | 1.9 |
Oxidation States | +4 | +4 | +2,+4 | +2,+4 | +2,+4 |
