CBSE Class 10 Science 2019 Outside Delhi Set 2

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Question : 3
Total: 11
Draw electron dot structure of carbon dioxide and write the nature of bonding between carbon and oxygen in its molecule.
OR
List two properties of carbon which lead to the huge number of carbon compounds we see around us, giving reason for each.
Solution:  
Covalent bond (double bond) is present in between C and O.
OR
Two properties of carbon which lead to the huge number of carbon compounds are :
(i) Catenation : It is the ability of carbon to form bonds with other atoms of carbon.
(ii) Tetravalency : With the valency of four, carbon is capable of bonding with 4 other atoms. This forms hugenumber of compounds.
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