OAT Biology Practice Test 2026 [With Explanation] Untimed

What is the major product of the reaction between 1-butene and HBr in the presence of peroxides?

1-bromobutane (B) 2-bromobutane (C) Butane (D) 1,2-dibromobutane (E) 2,3-dibromobutane 2-chloro-2-methylbutane (B) 3-chloro-2-methylbutane (C) 2-chloro-3-methylbutane (D) 1-chloro-2-methylbutane (E) 1-chloro-3-methylbutane sp3 NaBH4

Correct Answer:

1-bromobutane (B) 2-bromobutane (C) Butane (D) 1,2-dibromobutane (E) 2,3-dibromobutane

Explanation:

Correct answer: 1-bromobutane (B) 2-bromobutane (C) Butane (D) 1,2-dibromobutane (E) 2,3-dibromobutane

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