WAEC Chemistry 2019 Objective — Question 29
Question 29 of 50 from the West African Examinations Council (WAEC) Chemistry 2019 Objective paper, with the correct answer and a full explanation.
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When excess chlorine is mixed with ethene at room temperature, the product formed is
- A. 1,2-dichloroethaneCorrect
- B. 2-dichloroethane
- C. 1-dichloroethane
- D. 1,1-dichloroethene
Explanation
Chlorine adds across the C=C double bond of ethene (addition reaction) to form 1,2-dichloroethane, C2H4Cl2.
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