Question # 1

Alkanes do not show geometrical isomerism due to

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Hyperconjugation

Resonance

Rotation around single hond

Restricted rotation around doubled bond

The aliphatic compounds are of two types

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Straight chain and cyclic

Branched chain and alicyclic

Straight chain and branched

Homocyclic and alicyclic

Total number of possible chain and positional isomers of butyl alcohol among alcohols are

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Four

Five

Two

Six

Butane has isomeric forms

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3

4

2

1

As the number of carbon atoms increases the number of isomers also increase. The 5 C compound pentane has as many as

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3 isomers

5 isomers

6 isomers

10 isomers

The structural isomerism arises due to the difference in the

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Number of atoms in the molecule

Arrangements of atoms in the molecule

Number as well as arrangement of atoms in the molecule

Spatial arrangement of atoms

Furan is a compound

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Acyclic

Alicyclic

Heterocyclic

non-aromatic

2-propanol shows-----isomerism with 1-propanol

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Chain isomerism

Positional isomerism

Metamerism

Geometrical isomerism

Cyclobutane structure is categorized under

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Aromatic compounds

Aliphatic compounds

Alicyclic compounds

Heterocyclic compounds

Ether show the phenomenon of

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Positional isomerism

Functional group isomeris

Meta merism

Cis trans isomerism

Indicate the number of open chain isomers of C6H14

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4

5

6

7

Which one of the following is not an alicyclic compound?

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Cyclohexene

Cyclohexane

Benzene

Cyclopentane

Which of the following compounds does not exhibit positional isomerism?

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Alkynes

Nitroalkanes

Carboxylic acid

Alcohol

Anthracene contains number of fused benzene rings

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1

2

3

4

Nitro alkanes exhibit the:

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Chain isomerism

Positional isomerism

Functional group

Metamerism

State of hybridization of carbon in the carbocation is

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sp3

sp

sp2

dsp2

In homocyclic compounds the ring consists of

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Carbon and oxygen atoms

Carbon and nitrogen atoms

Only carbon atoms

Carbon atoms with one hetero atom

Name the compound, which shows geometric isomerism

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I-bromo-2-chloropropene

2.3-dimethy lpropene

2-pentene

Both A & B

How many secondary carbon atoms are present in Methylcylopropand

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1

2

3

0

Which of the following compound shows the geometrical isomerism

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2-butene

2-butyne

2-butanol

Butanol

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