Benzene

Resonance stabilized is due to

• strong covalent bond

• strong pi bond

• delocaloisation of pi electrons

• delocalisation of sigma electrons

Which of the following is correct for the benzene

molecule?

• It contains 12 hydrogen atoms.

• It is unsaturated.

• The carbon-carbon bonds are single.

• All the bond lengths are equal

Name the following compound

• Benzene

• Benzol

• Phenyl

• Phenol

Tick correct characteristic of aromatic compound

• Non-Cyclic

• All p-orbitals able to overlap to adjacent p-orbitals

• Follow Huckle's rule

• Have alternate single double bond

Give the common name for the following structure

• Benzaldehyde

• Acethophenone

• Benzene aldehyde

• Benzoic acid

Aromatic compounds usually undergo which type of reaction?

• Electrophilic substitution reaction

• Electrophilic addition reaction

• Nucleophilic substitution reaction

• Nucleophilic addition reaction

What is the molecular formula of Benzene?

• C₆H₁₂
• C₆H₆
• C₆H₁₀
• C₈H₈

Name the compound

• Nitro benzene

• Ammonia benzene

• Aniline

• amino benzene

Which of the following compound is aromatic haloalkane?

I. C₆H₅Cl

II. C₆H₅CH₂Cl

III. CH₃CH₂Cl

• I only

• I and II only

• II and III only

• I, II and III

Choose the correct statement

• Carbon to carbon bond in benzene have the same bond length

• Cyclobutene has delocalised electrons

• C=C bond in cyclobutene is longer than C-C bond in butane

• All atoms in cyclobutene, pentane and benzene are planar