Aromacity 3 - direction and further fun

Aromacity 3

Direction and further fun

Multiple Select

Which of the statements are true for benzene?

• It is saturated.

• It is conjugated.

• It delocolourises bromine water.

• It prefers susbsitution.

• It takes part in addition reactions.

Multiple Select

Required for the typical chlorination of the benzene ring.

• Nickel

• UV

• Iron

• Aluminum chloride

• sulphuric acid

Multiple Select

Required for the nitration of the benzene ring .

• Nickel

• UV

• Iron

• Aluminum chloride

• sulphuric acid

Multiple Select

Required for the saturation of the benzene ring .

• Nickel

• UV

• Iron

• Aluminum chloride

• sulphuric acid

Multiple Select

Potential catalyst(s) for the chlorination of the benzene ring.

• Nickel

• UV

• Iron

• Aluminum chloride

• sulphuric acid

Multiple Select

Which of reaction partners may lead to saturated product?

• chlorine

• hydrogen

• nitric acid

• methyl chloride

• acetyl clhoride (CH₃COCl)

Poll

The saturation of aromatic compounds produces saturated hydrocarbons.

• Of course: always

• What if not...

• Sorry: no clue

Aromatic compounds

• benzene and its homologues

• PAH

PAH

Polycyclic Aromatic Hydrocarbons

such as naphthalene

Fill in the Blanks

BTW: How many carbon atoms are in a naphthalene molecule? (number only)

Fill in the Blanks

BTW: How many hydrogen atoms are in a naphthalene molecule? (number only)

Fill in the Blanks

BTW: How many electrons got delocaéised in a naphthalene molecule? (number only)

Naphthalene -> Tetralin -> Decalin

Answers correctly spelled? spelt?

toluene / toluol & methylbenzene/ metilbenzol

aliphatic subst. / alifás szubszt. vs aromatic subst./ aromás szubszt.

α-chlorotoluene/ α-chlorotoluene & benzyl chloride/ benzil-klorid

2-chlorotoluene/ 2-klórtoluol & ortho-chlorotoluene/ orto-klórtoluol

4-chlorotoluene/ 4-klórtoluol & para-chlorotoluene/ para-klórtoluol

Multiple Select

What orientation is produced when

nitrobenzene is chlorinated?

• ortho

• meta

• para

Multiple Select

What orientation is produced when

chlorobenzene is nitrated?

• ortho

• meta

• para

Multiple Select

What orientation is produced when

C₆H₅COCH₂CH₃ is chlorinated?

• ortho

• meta

• para

Multiple Select

What orientation is produced when

styrol is acylated ?

• ortho

• meta

• para

Multiple Select

What orientation is produced when

C₆H₅COCH₂CH₃ is nitrated?

• ortho

• meta

• para

Open Ended

Give the formula of benzenesulfonic acid

Extra craze

Naphthalene itself is characterised by directing substituents