C2H4 + Cl2 → C2H4Cl2 – Balanced equation

Or you want a quick look:

This is an oxidation-reduction (redox) reaction:

2 C-II - 2 e- 2 C-I (oxidation)

2 Cl + 2 e- 2 Cl-I (reduction)

C2H4 is a reducing agent, Cl2 is an oxidizing agent.

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  • C2H4Ethene
    • Other names: Ethylene , CH2=CH2 , H2C=CH2 , R-1150
    • Appearance: Colorless gas ; Colourless compressed gas with characteristic odour
  • Cl2
    • Names: Chlorine , Molecular chlorine
    • Appearance: Greenish-yellow compressed liquefied gas with pungent odour ; Greenish-yellow gas with a pungent, irritating odor. [Note: Shipped as a liquefied compressed gas.]


  • C2H4Cl21,2-Dichloroethane
    • Other names: Ethylene dichloride , 1 , 2-DCA
    • Appearance: Colorless liquid ; Colourless viscous liquid with characteristic odour. turns dark on exposure to air, moisture and light ; Colorless liquid with a pleasant, chloroform-like odor. [Note: Decomposes slowly, becomes acidic & darkens in color.]
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