alkanes Flashcards
1
Q
Outline FRS
A
Free Radical System
Limited Cl2 (g)/Br2 (l) in UV light/heat
1) Initiation
Breaking of Cl-Cl bond (single arrow)
2) propogation
Carbon radical formed, then Cl radical
3) termination
3 possible products
2
Q
Why are carbon radicals more stable when more alkyl groups are attached to it?
A
alkyl groups are e- donating
reduce e- deficiency on the carbon radical
thus stabilising carbon radical
