The reaction of ethyl bromide with a lead sodium alloy gives ............................

Please give reaction .

When we treat ethyl bromide with lead sodium alloy we get tetra ethyl lead (TEL)

4NaPb + 4 CH₃CH₂Br → ( CH₃CH₂)₄Pb + 4NaCl + 3 Pb

This TEL is use in automobiles to increase their efficiency and performance.