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Aromatic Hydrocarbons - 9
1.
The C-C bond length in benzene is intermediate between those in alkanes and alkenes.
a) True
b) False
2.
Benzene can be prepared by passing vapours of n-haxane over a mixture of catalysts Pt & AICl
3
at 150
o
C.
a) True
b) False
3.
Alkaylation and acylation of benzene are called Wurtz reaction.
a) True
b) False
4.
Benzene can be oxidized easily by K
2
Cr
2
O
7
at room temperature.
a) True
b) False
5.
Benzene reacts with Ozone and gives glyoxal through benzene triozonide.
a) False
b) True
6.
The group present in the mono-substituted benzene ring has directive effect and determines the orientation for the new incoming groups.
a) True
b) False
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