A-LevelChemistryHalogen derivatives9701/12 · Oct/Nov 2011 · Q251 Mark

What is involved in the mechanism of the reaction between aqueous sodium hydroxide and 2-bromo-2-methylbutane?

Aheterolytic bond fission, attack by an electrophile on a carbanion

Bheterolytic bond fission, attack by a nucleophile on a carbocation

Chomolytic bond fission, attack by an electrophile on a carbanion

Dhomolytic bond fission, attack by a nucleophile on a carbocation

✓ Correct answer

B: heterolytic bond fission, attack by a nucleophile on a carbocation

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Topic: Halogen derivatives, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source: A-Level Chemistry, Oct/Nov 2011 Paper 1 Variant 2, question 25.

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