Ethene (C2 H4) :
- It is the most important member of the alkenes family.
- It is laboratorial produced by the dehydration of ethanol with conc. tetraoxosulphate (vi) at a temperature of 170°c
C2 H5 OH(aq) → H2SO2 C2 H4(g)
Ethene (C2 H4) :
C2 H5 OH(aq) → H2SO2 C2 H4(g)