Free Radical Flashcards
1
Q
How is free radical generated?
A
- By photolysis or thermolysis
- By metal
- By electrolysis of Carboxylate Anion
2
Q
Reactions of Free Radicals
A
Radicals Combine with Another Radical
- Dimerisation
- Disproportionation
Radicals Generate Another Radical or React with Molecules [Chain Propagation]
Free Radical + Molecule —> Free Radical + Molecule
Radicals Generate Another Free Radical by Removing Good LG
3
Q
When is dimerisation preferred and when is disproportionation preferred?
A
Generally dimerisation is major but with sterric hindrance disproportionation is the major.
