What is the major product when 1-butene reacts with hydrobromic acid?

Hydrohalogenation Reactions and Carbocation Stability

Interactive Video
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Chemistry, Science
•
10th Grade - University
•
Hard

Ethan Morris
FREE Resource
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4-bromo butane
3-bromo butane
2-bromo butane
1-bromo butane
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is the secondary carbocation more stable than the primary one in hydrohalogenation reactions?
It is more electron-deficient.
It is less sterically hindered.
It has more hydrogen atoms.
It is more substituted.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In hydrohalogenation reactions, what can lead to the formation of a racemic mixture?
High temperature
Use of a catalyst
Presence of a chiral center
Excess of hydrobromic acid
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What effect do peroxides have on the reaction of HBr with alkenes?
They increase the reaction rate.
They lead to anti-Markovnikov addition.
They have no effect.
They cause polymerization.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a hydride shift in the context of carbocation rearrangement?
Loss of a hydrogen atom
Addition of a hydrogen atom
Exchange of a hydrogen atom with a bromine atom
Movement of a hydrogen atom with its bonding electrons
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of carbocation is formed after a methyl shift?
Tertiary carbocation
Secondary carbocation
Quaternary carbocation
Primary carbocation
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the reaction of 2-pentene with hydrobromic acid, how many different products can be formed?
Four
Three
Two
One
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