Question # 1

Identify the hydrocarbon formed, when ethyl bromide reacts with, alcoholic KOH at 100°

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Methane

Ethane

Ethene

Ethyne

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3

4

5

2

Which of the following gases is used for illuminating purpose?

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Methane

Ethane

Propane

Butane

Which is not the poplar reaction

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Which of the following contains single bonds

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Benzene

Alkyne

Alkene

Alkane

Peat before conversion to bituminous coal is converted to

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Lignite

Anthracite

Asphalt

None

The open chain compounds are also called

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Aliphatic

Alicylic

Aromatic

Both a and b

The percentage of methane in natural gas is

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50%

60%

85%

90%

I-Chloropropane has two isomers, it is an example of

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Chain isomerism

Position isomerism

Functional group isomerism

Metamerism

The rotation of two carbon atoms joined by double bond would happened only if

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Pi bond is broken

Sigma bond is broken

Both bonds are broken

None of above

Coal is obtained from dead remains of

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Plants

Animals

Both a and b

None

The self linking property of carbon is called as

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Linking polymerization

Addition

Catenation

Elimination

The formula of ketone is

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None of these

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2, 2, 4-trimethylpentane

2, 4, 4-trimethylpentane

2, 4, 4-methyepentane

2, 2, 4-methylpentane

Which of the following is not a hydrocarbon

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Butane

Methyl benezene

Acetylene

Glucose

In the presence of high temperature and pressure peat is converted to:

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Lignite

Polymorphism

Polymerization

Catenation

In ter-butyl alcohol, the tertiary carbon is bonded to

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Two hydrogen atoms

Three hydrogen atoms

One hydrogen atoms

No hydrogen atom

Normal by product of cracking is

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Ethane

Butane

Benzene

All of them

The self linking of carbon atoms is called

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Chelation

Isomerism

Catenation

None of the above

Which is a mixture of low boiling hydrocarbon

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Natural gas

Petroleum

Wood

Graphite

The functional group isomer of dimethylether is

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Ethyl alcohol

Propyl alcohol

Diethyl ether

Butyl alcohol

A double bond consists of:

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Two sigma bonds

One sigma and one pi bonds

One sigma and two pi bonds

Two pi bonds

The destructive distillation of coal gives three products. What is not the product of destructive distillation of coal

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Coal gas

Carbon dioxide

Coal tar

Coke

Linear shape is associated with which set of hybrid orbitals

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sp

sp²

sp³

dsp²

The isomers due to the unequal distribution of carbon atoms on either side of the functional group belonging to the same homologous series are called

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Functional isomers

Position isomers

Chain isomers

Metamers

Linear geometry is present in:

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Sp³

Sp²

Sp

D²sp³

Which structure shows a primary alcohol

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The structure of benzene is

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Hexagonal

Pyramidal

Square planer

Tetrahedral

Ether shows the phenomenon of

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position isomerism

Chain isomerism

Metamerism

Cir-trans isomerism

Which of the following is an aromatic compound

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Propanol

Cyclohexane

Acetone

Benezene

Number of isomers of butane are:

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One

Two

Three

Four

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ECAT Chemistry Chapter 18 Fundamental Principles of Organic Chemistry Online Test MCQs With Answers

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