KING VON

1. Which of the following statements about benzene is true?

• A) Benzene is a saturated hydrocarbon.

• B) Benzene undergoes addition reactions.

• C) Benzene has five degrees of unsaturation.

• D) Benzene undergoes substitution reactions.

2. Which of the following statements about the structure of benzene is not true?

• A) Benzene is planar.

• B) Benzene has three short double bonds alternating with three longer single bonds.

• C) The electrons in the pi bonds are delocalized around the ring.

• D) Benzene has six pi electrons.

• 
• 
• 
• 

• A) 3,6-Dichloroaniline

• B) 2,5-Dichloroaniline

• C) 2,5-Dichloroaminobenzene

• D) 2,5-Dichloroanisole

• A) 2-Nitro-5-carboxychlorobenzene

• B) 2-Chloro-4-carboxynitrobenzene

• C) 2-Chloro-1-nitro-4-benzoic acid

• D) 3-Chloro-4-nitrobenzoic acid

• A) 1-Chloro-4-ethyl-3-propylbenzene

• B) 1-Chloro-4-ethyl-5-propylbenzene

• C) 4-Chloro-1-ethyl-2-propylbenzene

• D) 4-Chloro-2-propyltoluene

• A) 3-Bromo-1-chloro-4-toluene

• B) 2-Bromo-4-chlorotoluene

• C) 4-Chloro-2-bromo-1-toluene

• D) 2-Bromo-4-chloroanisole

• A) I = Phenol; II = anisole; III = toluene.

• B) I = Benzaldehyde; II = phenol; III = anisole.

• C) I = Benzaldehyde; II = phenol; III = toluene.

• D) I = Phenol; II = anisole; III = styrene.

• A) I = Styrene; II = aniline; III = anisole.

• B) I = Toluene; II = anisole; III = styrene.

• C) I = Styrene; II = anisole; III = phenol.

• D) I = Toluene; II = aniline; III = anisole.

• A) 4

• B) 5

• C) 6

• D) 8