mechanisms Flashcards
1
Q
what do curly arrows show?
A
the movement of a pair of electrons starting from a double bond or lone pair
2
Q
what is bond fission?
A
the breaking of a covalent bond
3
Q
describe heterolytic bond fission
A
- both electrons go to one atom
- most electronegative atom attracts
- forms ions
4
Q
define homolytic bond fission
A
- one electron goes to each atom
- produces the same product
- forms radicals
5
Q
define radical
A
a species with an unpaired
electron
