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Benzene: Introduction & Naming

Total questions: 10

Worksheet time: 38mins

Name
Class
Date
1.
What is the molecular formula of Benzene?
a)
C6H12
b)
C6H6
c)
C6H10
d)
C8H8
2.

Name the compound

a)

Nitro benzene

b)

Ammonia benzene

c)

Aniline

d)

amino benzene

3.

Identify phenol from the structures below.

a)
b)
c)
d)
4.

Which of the following molecules is aromatic?

a)
b)
c)
d)
5.

Benzene can only undergoes reaction of ______________

a)

elimination

b)

addition

c)

substitution

d)

none

6.

Which of the following is FALSE about the property of benzene molecule?

a)

A. It is a planar molecule.

b)

B. It is stabilised by delocalisation of ℼ electrons.

c)

C. Each carbon atom undergoes sp hybridisation.

d)

D. Its typical reaction is electrophilic substitution.

7.

Name the following compound.

a)

Nitrobenzene

b)

Trinitrobenzene

c)

Trinitrotoluene

8.

What is the IUPAC name for the following compound?

a)

3-chlorophenol

b)

3-hydroxychlorobenzene

c)

1-chloro-3-hydroxybenzene

9.

Which of these compounds is/are aromatic?

a)
b)
c)
d)
10.

What did Kekulé suggest as a structure for benzene?

a)

A 3D cage of carbons with a complex system of bonds between them, with one hydrogen attached to each carbon

b)

A ring of six carbon atoms with a stable, delocalised system of s-electrons forming bonds between the carbons and the single hydrogen atom bonded to each carbon

c)

A long, long chain of carbons and hydrogens with alternating single and double bonds between the carbons

d)

A ring of six carbons with alternating single and double bonds between the carbons, with one hydrogen atom bonded to each carbon