Question # 1

Empirical formula mass of benzene is times lesser than molecular formula mass

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four

five

six

seven

Benzene reacts with Cl, in sunlight to give the end product

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C₆H₆Cl₆

C₆H₆Cl

O - C₆H₄Cl₂

P-C₆H₄Cl₂

empirical formula mass of benzene is time lesser than moleculer formula mass:

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four

five

six

seven

Which terms was derived from " aroma"?

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atom

hydrocarbons

aromatic

aliphatic

empirical formula mass of benzene is time lesser than moleculer formula mass:

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four

five

six

seven

Resonance energy of benzene is (in KJ mol^-1)

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120

150

170

180

Which term was derived from "aroma":

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Atom

Hydrocarbons

aromatic

aliphatic

The conversion of n-hexane into benzene by heating in the presence of Cr₂O_{3 is called:}

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Isomerization

Aromatization

Dealkylation

Rearrangment

Aroma meas:

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Fragrant

Invisible

latest affinityt

benzene

Monosubstituted benzene can have disubstitution at position

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ortho

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Toluene

Benzene

nitrobenzene

chlorobenzene

Benzene gives reactions generally

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electrophilic

addition substitution

synthesis

addition and electrophilic substitution

Bond angle in benzene is :

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109..5^o

180^o

120^o

107.2^o

Benzene cannot undergo:

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Substitutions reactions

Addition reactions

Oxidation reactions

Elimination reactions

Aromatic compounds burn with sooty flame cause

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They have high percentage of hydrogen

They have a ring structure

They have high percentage of carbon

They resist reaction with air

Which is the property of benzene?

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decolourizes KMnO₄

straight chain structure

only double bond is present

triple and double bond

Aromatic hydrocarbons are the derivatives of:

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Normal series of parrafins

Alkene

Benzene

Cyclohexane

Benzene gives reactions generally:

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Electropholic subsitution

addition

synthesis

addition and electropholic subsitution

The benzene molecule contains:

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Three double bond

Two double bond

One double bond

DelocalizedᏘ electron charge

Which of the following is explosive?

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Trinitrophenol

Nitrophenol

Nitromethane

Nitrobenzene

Which of the following acid can be used as a catalyst in Friedel craft's reaction

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AlCl³

HNO₃

BeCl₂

NaCl

Which of the following acid can be used as a catalyst in Friedel Craft's reaction?

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AlCl₃

HNO₃

BeCl₂

NaCl

Benzene cannot undergo

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substitution reactions

addition reactions

oxidation reactions

elimination reactions

The hydridization in benzene is

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sp³

sp²

sp⁴

dsp²

Which compound is the most reactive one?

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benzene

ethene

ethane

ethyne

Simplest aromatic compound is

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bezene

toluene

aniline

phenol

Which of the following is explosive:

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Trinitropheonal

Nitropheonal

Nitromethane

Nitrobenzene

Characterstics of aromaic are:

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how hydrogen carbon ratio than alkanes

characterstics oudour

a &B

Characterstics properties

Among the following, poly cyclic compound is

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styrene

cumene

naphthalene

xylene

Arenes are also called

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atom

hydrocarbons

aromatic

benzene

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