CFP1 summer paper general feedback Flashcards

1
Q

When are SN1 reactions used?

A

Tertiary and secondary alcohols. There must be steric hinderance

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2
Q

When are SN2 reactions used?

A

Primary and secondary alcohols with little hinderance.

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3
Q

How do you predict the outcome of a reaction?

A

Each reaction as specific reagents. By identifying them

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4
Q

EDG

A

ORTHO/PARA DIRECTING

O-
NR2
OH
OR
NHC=OR
OC=R
R
Benzene
C=CR2

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5
Q

EWG

A

META DIRECTING

Halide
C=OH
C=OR
C=OOH
C=OCl
CF3
C=-N
O=S=OOH
NH3+
NR3+
+N=OO-

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6
Q

Determine the hybridisation state of N

A

copycat rule works because count the number of bonds (3) but one is lone pair and participates in resonance so is sp2 not 3 [for sp2 hybridised]

NH4+ is sp3 regardless

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