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Carbon and its Compounds

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Science

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Science

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CBSE Gujarat Board Haryana Board

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Class 10 Class 12
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 What are the two properties of carbon which lead to the huge number of carbon compounds we see around us? 

(i) Tetravalency: Since carbon has a valency of four, it is capable of bonding with four other atoms of carbon or atoms of some other mono-valent element. 

(ii) Catenation: Carbon has the unique ability to form bonds with other atoms or carbon giving rise to large molecules. This property is called catenation.

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What would be the electron dot structure of a molecule of sulphur which is made up of eight atoms of sulphur ? [Hint: The eight atoms of sulphur are joined together in the form of a ring.]



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How many structural isomers can you draw for pentane? 

Three structural isomers of pentane are:


Three structural isomers of pentane are:
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What would be the electron dot structure of carbon dioxide which has the formula CO2?


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What will be the formula and electron dot structure of cyclopentane?

C5H10
Cyclopentane


C5H10Cyclopentane

 

 
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