Question # 1

General formula of Alkyl radical is..

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C₆H_2n-2

C_nH_2n+2

C₁₁H_2n-1

C_nH_2n-2

Carbon content in coke is.

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80%

98%

70%

88%

Conversion of dead plants into coal by the action of bacteria and heat is called.

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Carbonization

Catenation

Hydrogenation

Cracking

The ability of carbon atoms to form chains is called.

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Isomerism

Catenation

Resonance

Condensation

The formula which represents the actual number of atoms in one molecule of organic compound is called.

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Molecular formula

Structural formula

Condensed formula

Dot and cross formula

Petroleum is refined by:

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destructive distillation

fractional distillation

simple distillation

dry distillation

General formula of Alkynes is.

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C₆H_2n-2

C_nH_2n+2

C₁₁H_2n-2

C_nH_2n-2

Organic compounds contain:

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ionic bond

Covalent bond

Metallic bond

Co-ordinate covalent

Which one of the following does ot contain protein

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Pulses

Potatoes

Beans

eggs

Which one is homocyclic compound?

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Benzene

Cyclobutane

Cyclohexane

All

Natural gas is 85% methane, It is used to make the follwing except.

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Carbon black

Ethane

Propane

Both b and c

In which of the following groups, oxygen is attached on both sides with carbon atoms?

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Ketone

Ether

Aldehyde

Ester

What is the percentage of carbon in anthracite?

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60%

70%

80%

90%

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Chemistry 10th Class English Medium Unit 11 Online Test MCQs With Answers

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