Topic 22Chemistry
R3.4 Electron-Pair Sharing Reactions
Define nucleophiles and electrophiles, describe SN2 and electrophilic addition mechanisms, and at HL compare SN1/SN2, apply Markovnikov's rule, and explain electrophilic substitution of benzene.
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Attack of the Lone PairSign up
Nucleophiles · Nucleophilic Substitution (SN2) · Heterolytic Fission
30 min
The Electron-Hungry SpeciesSign up
Electrophiles · Electrophilic Addition
30 min
Beyond Protons: The Lewis ModelHLSign up
Lewis Acids & Bases · Coordination Bonds · TM Complexes
30 min
One Step or Two?HLSign up
SN1 vs SN2 · Leaving Groups
30 min
Alkenes, Carbocations, and the Benzene RingHLSign up
Addition Reactions · Carbocation Stability · Electrophilic Substitution of Benzene
35 min