Question # 1

The distillation of coal at high temperature and in absence of air is called

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Vacuum distillation

Normal distillation

Fractional distillation

Destructive distillation

Catenation is a process in which carbon shows the properties of making

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Multiple bonds

Hybridization

Long chains or rings of carbon atom

Showing isomerism

Which structure shows a primary alcohol

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In a heterollytic bond fission reaction

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A molecule of H₂O is formed

A molecule of H₂O is eliminated

A free radical is formed

A positive and a negative ion is formed

Which of the following is complex?

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CaSO₄. 0.5H₂O

(C₆H₁₀O₅)_n

C₆H₁₂O₆

CH₄

The open chain organic compounds are called

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Linear compounds

Aromatic

Aliphatic

Both A and B

Cracking normally gives smaller ______

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Alkanes

Alkenes

Alkynes

Both a and b

Identify the heterocyclic compound

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Toluene

Pyridine

Butanoic acid

Propenol

Linear geometry is present in:

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Sp³

Sp²

Sp

D²sp³

Unsaturated hydrocarbon containing a double bond are called

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paraffin

Alkanes

Olefins

Acetylene

The self linking property of carbon is called as

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Linking polymerization

Addition

Catenation

Elimination

Diversity of organic compounds in millions is:

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Four

Five

Six

Seven

Coal heated in the absence of air of about 500 - 1000°C is converted to

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Coke

Coal gas

Coal tar

All above

Which of the following is a product of destructive distillation of coal

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Ammonia

Coke

Cyanides

Kerosene

Which is a mixture of low boiling hydrocarbon

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Natural gas

Petroleum

Wood

Graphite

Which gasoline is better?

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Of low boiling point

Of low molecular mass

Of high octane

All of these

Polythene is a polymer of

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Ethane

Ethene

Acetone

Propylene

Select from the following which one is alcohol?

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CH₃-CH₂-OH

CH₃-O-CH₃

CH₃COOH

CH₂-CH₂-BR

Select from the following the one which alcohol

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Organic compounds resemble to those of inorganic compounds having same

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Ionic properties

Carbon forming long chain or rings

Chemical forces

Isomerism

Homologues differ from each other by an integral number of

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CH₂groups

CH₃groups

CH groups

CH₄groups

Benzene is an example of

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Aromatic compound

Cyclic compound

Aliphatic compound

A cyclic compound

The open chain compounds are also called

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Aliphatic

Alicylic

Aromatic

Both a and b

Hybridzation explain the --------- of orbitals

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Type of bonding

Shapes

Shape and type of bonding

None of above

When a carbon atom forms single bonds with other carbon atoms, these hybrid orbitals overlap with the orbitals of hydrogen to form four bonds which are

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Three sigma and one P_i

Two sigma and two P_i

One sigma and three P_i

sigma

Wholer prepared urea from

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Ammonia

NH₄CNO

NH₃

Uric acid

The functional group isomer of dimethylether is

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Ethyl alcohol

Propyl alcohol

Diethyl ether

Butyl alcohol

Products of coal is:

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Peat

Lignite

Bituminous coal

All above

Source of organic compounds primarily is:

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Plants

Animals

Minerals

A & B

The state of hybridization of carbon atom in methane is

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sp³

sp²

sp

dsp²

More Classes

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

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