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Chemistry
A Level

When an unsymmetrical alkene undergoes electrophilic addition you often get a major and minor product. What would the major product be when propene reacts with hydrochloric acid? Why is this?

The major product would be 2-chloropropane whilst the minor product would be 1-chloropropane. This is because the more stable secondary carbonation is formed as an intermediate. This is e...

Answered by Jacob B. • Chemistry tutor
4697 Views

What is Hess's law?

The enthalpy change in a reaction is independent of the route taken.

Answered by • Chemistry tutor
1266 Views

Name and draw the mechanism by which benzene reacts with ethanoyl chloride in the presence of a catalyst. Also explain why benzene undergoes a substitution reaction, rather than an addition reaction.

Electrophilic substitution. (drawn) AlCl3 + CH3COCl --> AlCl4- + CH3CO+ (drawn) Then the electrophile CH3CO+ attr...

Answered by Matthew S. • Chemistry tutor
2991 Views

What is the difference between intermolecular and intramolecular bonds.

Intermolecular means within, these bonds are within individual molecules, they include colavelt, ionic and metallic bonds.Intramolecular means the interactions are between

Answered by Emma H. • Chemistry tutor
2268 Views

Define entropy and explain how the entropy of an ice cube could be increased.

Entropy is the disorder within a system. It represents the number of different possible arrangements of particles in a substance. As the number of possible arrangements of particles increases, the entropy...

Answered by Ryan W. • Chemistry tutor
1602 Views

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