Question

NBS Rxn Which one of the following is a major product of the reaction? Br Br NBS Heat Br Br -Br a b C ОА а O Bb O с с O D d S
Acid/Base Equilibrium (FE) Which arrow best describes the acid/base reaction shown below? a IZ Oo b Oz + ОН с d O Аа O B b 0
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Answer #1

Br por NBS Heat moy Major In presence of NBs. Allylic Halogenation takes place. It is a Radical Halogenation NBS N-Bromo succ04 Yrio Answer is option è Is the above equilibrium, the backward reactions more favourable than forward Reaction. Since AlcoIn NBS reaction, Allylic Halogenation takes place. It is a radical Halogenation. NBS - N-Bromo Succinimide.

Allylic Halogenation takes place which is because of higher stability of Allyl radicals. Outside ring the Allylic position doesn't have a Hydrogen.

Answer: Option B

In acid- base Equilibrium reaction, The alcohols are more acidic than a secondary amine. Therefore Backward reaction is more favourable than forward reaction.

Answer: Option C.

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