NEET Chemistry Alkanes MCQ Question
Consider a diagram showing the chlorination of methane. Which of the following reactions represents a termination step in the mechanism?
H3C . + C . H3 → H3C–CH3
C . H3 + Cl2 → CH3Cl + Cl .
CH4 + Cl2 → CH3Cl + HCl
C . H3 + O2 → CO2 + H2O
Correct Answer
Detailed Explanation
Termination steps in chain reactions involve the combination of free radicals, such as in H3C . + C . H3 → H3C–CH3, which consumes radicals and terminates the chain.
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