Sn2 t.s. effects Flashcards
1
Q
protic solvent
A
solvates/stabilizes Nu, lowers Nu base E, rate down
2
Q
aprotic solvent
A
increases reactivity of Nu base E up, rate up
3
Q
better L.G.
A
lowers actual Ea energy, rate up
takes (-) charge better
4
Q
bulky substrate
A
raises actual Ea energy, rate down
more E needed to collide due to sterics
5
Q
better Nu
A
raises Nu base E, rate up
6
Q
bulky Nu
A
raises actual Ea energy, rate down