chemistry in daily life #44

$\boxed{\text{Silver}}$ is the best conductor of electricity. The conductivities of the four metals are as follows ( reference ):

$\begin{array} {cc} \text{Metal} & \text{Conductivity } (\times 10^{6} \space Sm^{-1}) \\ \hline \\ \text{Silver} & 62.1 \\ \text{Copper} & 58.5 \\ \text{Aluminium} & 36.9 \\ \text{Iron} & 10.1 \end{array}$