Question # 1

Which of the following is explosive:

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Trinitropheonal

Nitropheonal

Nitromethane

Nitrobenzene

Amongst the following, the compound that can be most readily sulphonated is:

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Toluene

Benzene

nitrobenzene

chlorobenzene

Which term was derived from "aroma":

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Atom

Hydrocarbons

aromatic

aliphatic

The benzene molecule contains:

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Three double bond

Two double bond

One double bond

DelocalizedᏘ electron charge

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

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four

five

six

seven

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

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four

five

six

seven

Among the following, poly cyclic compound is

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styrene

cumene

naphthalene

xylene

Which term was derived from atomos?

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atom

hydrocarbon

aromatic

aliphatic

Which of the following is explosive?

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Trinitrophenol

Nitrophenol

Nitromethane

Nitrobenzene

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

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four

five

six

seven

Ratio of carbon to hydrogen in aromatic compounds is

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Low than alkanes

High than alkanes

Low than alkenes not high than alkanes

High than high than alkenes

Benzene acid can be prepared from the oxidation of:

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benzene

ethyl benzene

benzonic acid

toluene

Benzene cannot undergo:

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Substitutions reactions

Addition reactions

Oxidation reactions

Elimination reactions

Ratio of carbon to hydrogen in aromatic compounds is:

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Low than alkanes

High than alkanes

Low than alkanes not high than alkanes

High than alkanes

Aromatic hydrocarbons are the derivatives of:

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Normal series of parrafins

Alkene

Benzene

Cyclohexane

Kekule structures contributed towards actual structure of benzene

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60%

70%

80%

90%

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

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AlCl³

HNO₃

BeCl₂

NaCl

Aromatic compounds burn with sooty flame cause:

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They have high percentage of hydrogan

They have ring structure

They have high percentage of carbon

They resist reaction with air

Which terms was derived from " aroma"?

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atom

hydrocarbons

aromatic

aliphatic

Monosubstituted benzene can have disubstitution at position:

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Ortho

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nitration

sulphonation

ozonide

glyoxal

Benzene was discovered by first of all

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Michael Faraday

Hofmann

Ainderson

Sorenbon

Amongst the following, the compound that can be most readily sulphonated is

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toluene

benzene

nitrobenzene

chlorobenzene

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

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C₆H₆Cl₆

C₆H₆Cl

O - C₆H₄Cl₂

P-C₆H₄Cl₂

Bond angle in benzene is

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109.5°

180°

120°

107.20

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

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 compound is the most reactive one?

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benzene

ethene

ethane

ethyne

Monosubstituted benzene can have disubstitution at position

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ortho

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lsomerization

Aromatization

Dealkylation

Rearrangement

Ozonolysis of benzene gives:

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Nitration

sulphonation

ozonide

glyoxal

Acyiation of benzene to produce aliphatic aromatic ketones is known as

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Friedel Craft's reaction

benzenecondensation

hydroformylation

Clemmensen reduction

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