Science Textbook of Competency Based Questions for Class X>Chapter 4 - Carbon and its Compounds>Exercise>Q 23

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An alkane has $11$ carbon atoms arranged within ring structures as shown below:

What is the molecular formula of alkane?

Important Questions on Carbon and its Compounds

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Science Textbook of Competency Based Questions for Class X>Chapter 4 - Carbon and its Compounds>Exercise>Q 25

Organic compounds belonging to different homologous series can be isomers. For example, propanal and
propanone are isomers.
Can an alkane and an alchohol be isomers? Why or Why not?

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Science Textbook of Competency Based Questions for Class X>Chapter 4 - Carbon and its Compounds>Exercise>Q 27

Polythene is a plastic made from ethene(

{CH}_{2} = {CH}_{2}

). When ethene is subjected to high pressure and moderately high temperatures, ethene molecules react with each other to form large molecules hundreds of times bigger, forming the plastic.
Which property of carbon atoms is instrumental in the formation of polythene?

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Science Textbook of Competency Based Questions for Class X>Chapter 4 - Carbon and its Compounds>Exercise>Q 29

In the reaction sequence

Question Image

Major product will be

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Science Textbook of Competency Based Questions for Class X>Chapter 4 - Carbon and its Compounds>Exercise>Q 30

5 mL

of dilute acetic acid were added to

5 mL

of water and the mixture was shaken for one minute. It was observed that

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Science Textbook of Competency Based Questions for Class X>Chapter 4 - Carbon and its Compounds>Exercise>Q 31

A saturated hydrocarbon has fifty hydrogen atoms in its molecule. The number of carbon atoms in its molecule will be:

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Science Textbook of Competency Based Questions for Class X>Chapter 4 - Carbon and its Compounds>Exercise>Q 32

Soaps are prepared by the alkaline hydrolysis of

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Science Textbook of Competency Based Questions for Class X>Chapter 4 - Carbon and its Compounds>Exercise>Q 33

Which one of the following hydrocarbons can show isomerism?

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Science Textbook of Competency Based Questions for Class X>Chapter 4 - Carbon and its Compounds>Exercise>Q 34

In

C_{6} H_{14}

, the number of possible isomers is: