Exam 13: Radical Reactions

A possible reaction of ethane with chlorine is shown below. This reaction could conceivably occur by the following chain mechanisms [1],[2],and [3].Determine DH for step [2]. Bond dissociation energies (kcal/mol):

Determine the monochlorination product(s).

Which of the following would be the fastest to form a radical?

Which of the following compounds contain tertiary (3°)radical carbons?

Which of the following statements is (are)true about free radical halogenation of alkanes?

What is the product in the following sequence of reactions?

How many products,including stereoisomers,are formed when (R)-2,4-dimethylhex-2-ene is treated with HBr in presence of peroxides?

How many products,including stereoisomers,are formed when 2-methylpent-2-ene is treated with HBr in presence of peroxides?

How many monochlorination products can be formed (constitutional isomers only)from the reaction of (CH₃)₂CHCH₂CH₃ with Cl₂ and hn?

Which of the following compounds contain primary (1°)radical carbons?

How many monochlorination products (constitutional isomers and stereoisomers)are formed from the reaction of butane with Cl₂ and hn?

How many monochlorination products can be formed (constitutional isomers only)from the reaction of CH₃CH₂CH₂CH₂CH₂CH₃ with Cl₂ and hn?

Find the major product of the following reaction.

What type of reactive intermediate is formed in the reaction of propene with N-bromosuccinimide (NBS)to give 3-bromo-1-propene?

Determine the product(s)of the following reaction.

Which of the following statements about chlorination and bromination is true?

What is the product in the following sequence of reactions?

How many monochlorination products (constitutional isomers and stereoisomers)are formed from the reaction of pentane with Cl₂ and hn?

Which of the following statements about the stereochemistry of halogenation reactions is true?

Determine the product of the following reaction.