Chemistry, asked by bristimandal1207, 7 months ago

Class IX Chemistry -
Carbon and Oxygen react to form a substance carbon dioxide. Which statement about CO2 is false?
a. CO2 can be classified as a pure substance.
b. CO2 shows properties of carbon as well as oxygen.
c. CO2 is a compound of carbon and oxygen.
d. The reaction involves changes in energy.

Answers

Answered by princepro851
2

Answer:

The reaction between carbon and oxygen to form carbon dioxide can be classified as :

combustion reaction, exothermic reaction and combination reaction.

Hence, the option (C) (I) and (IV) is the correct answer.

It is an exothermic reaction as heat is evolved during the reaction. It is a combination reaction as carbon combines with oxygen to form carbon dioxide. It is a combustion reaction as carbon is burnt in the presence of oxygen.

Explanation:

Hope it helps you

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