Chapter 9.5: β-Elimination

Question 1

What promotes B-elimination?

Answer 1

strong bases

Question 2

Define Zaitsev’s rule

Answer 2

a rule stating that the major product of a β-elimination reaction is the most stable alkene; that is, it is the alkene with the greatest number of substituents on the carbon-carbon double bond

Question 3

Define dehydrohalogenation

Answer 3

removal of -H and -X from adjacent carbons; a type of β-elimination

Question 4

What is a rule stating that the major product of a β-elimination reaction is the most stable alkene; that is, it is the alkene with the greatest number of substituents on the carbon-carbon double bond?

Answer 4

Zaitsev’s rule

Question 5

What is removal of -H and -X from adjacent carbons; a type of β-elimination?

Answer 5

dehydrohalogenation

Question 6

What is B-elimination

Answer 6

• Β-elimination is the combination of take a proton away and break a bond to give stable molecules or ions