ELECTROPHILIC ADD ALKENES

Question 1

π-bond (Pi)

Answer 1

Second part of the double bond is called a
π-bond and it is formed by the sideways
overlap of p-orbitals. is a shared pair of electrons, one
from each C atom.

dots between bonds (C….C)

Question 1

Sigma bond (σ)

Answer 1

Formed from the overlap of s orbitals to form a single bond

C-C (normal bonds)

Question 2

Electrophile

Answer 2

: electron pair acceptor

Question 3

Addition

Answer 3

: small molecule added across C=C

Question 4

Curly arrow

Answer 4

: Shows the movement of an electron
pair

Question 5

Carbocation

Answer 5

positively charged carbon ion formed through the loss of a bonding pair of electrons.

Question 6

Compare the strengths of a sigma bond and a pi bond.

Answer 6

A pi bond is weaker than a sigma bond.