JAMB - Chemistry (2017 - No. 42)
Ethene is prepared industrially by
Reforming
Polymerization
Distillation
Cracking
Explanation
Ethene is produced from cracking which involves breaking up large hydrocarbon molecules into smaller and more useful bits. This is achieved by using high temperatures and pressures without a catalyst.
C15H32 → 2C2H4 + C3H6 + C8H14
......Δheat...ethene........propene.........octane
C15H32 → 2C2H4 + C3H6 + C8H14
......Δheat...ethene........propene.........octane
Comments (0)
