Post-UTME Chemistry 2017 Objective — Question 4
Question 4 of 20 from the Post-UTME Screening (Post-UTME) Chemistry 2017 Objective paper, with the correct answer and a full explanation.
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When elemental bromine reacts with methane in the presence of bright sunlight, the final product is
- A. CH3Br
- B. CH2Br2
- C. CHBr3
- D. CBr4Correct
Explanation
Under continued substitution (excess bromine, sunlight), all four hydrogens of methane can eventually be replaced, giving the fully brominated product CBr4 as the final product of repeated substitution.
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