Question # 1

Which one is alcohol in the following

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CH₃.CH₂.OH

CH₃.O.CH₃

CH₃COOH

CH₃.CH₂.Br

The isomers having same functional group but different alkyl group on either side of functional group are called.

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Metamers

Polymers

Monomers

Homologous series

Which one of the following is not a heterocyclic compound.

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Furan

Thiophene

Pyridine

Aniline

The quality of petroleum is determined by

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Decane number

Octane number

Hexane number

Gold number

The state of hybridization of "C" in ethane is

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SP

sp²

dsp²

sp³

An sp3- hybrid orbital contains.

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25% s- characters

50% s- characters

75% s- characters

100% s - characters

The bond angle between any two SP²Hydridized orbitals is of

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180°

109.5°

120°

107.5°

Formula of marsh gas is

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CH₄

C₂H₆

C₃H₆

C₄H₁₀

Wohler synthesized first organic compound in laboratory from

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Heating cyanogen's

Cyanogen and ammonium chloride solution

Cyanogen and HNO2

Heating ammonium cyanate

In which hybridization bond angle is maximum

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sp3

sp2

sp

sp3 and sp have same angles

Ethers show the phenomenon of

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Position Isomerism

Functional group isomerism

Metamerism

Chain isomerism

Geometrical isomerism in alkene is due to.

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C = C free rotation of bond

No C = C free rotation of bond

Presence of multiple bond only

Opticla rotation due to multiple bond

The process used to improve quality of gasoline

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Thermal Cracking

Reforming

Combination

Steam Cracking

Which one of the following compounds show geometrical isomerism in it.

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1- pentene

1,1 dichloro ethane

all of these

2- Pentene

Which is an aromatic compound

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Anthracene

Naphthalene

Toluene

All of the these

Which class of compounds can not show positional isomerism.

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Alkanes

Alkene

Alkynes

Alcohol

which one is not fossil fuel

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Petroleum

Natural gas

Coal

Alcohol

The state of hybridization in ethene molecule is

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dsp²

sp³

sp²

sp

More Classes

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Chemistry Fsc Part 2 Chapter 7 Online Test MCQs With Answers

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