Chemical Reaction
Chemical Reactions:
The processes in which a substance or substances undergo to produce new substances with new properties are known as chemical reactions. For example, when calcium carbonate is heated, calcium oxide (lime) and carbon dioxide are formed.
The breaking up of calcium carbonate into calcium oxide and carbon dioxide is, thus, a chemical reaction because calcium carbonate changes into substances calcium oxide and carbon dioxide.
Which of the following is not a type of chemical reaction ? | |||
| Right Option : D | |||
| View Explanation | |||
The processes in which a substance or substances undergo to produce new substances with new properties are known as __________________ . | |||
| Right Option : B | |||
| View Explanation | |||
Which of the following are correct : (a) When calcium carbonate is heated, calcium oxide (lime) and carbon dioxide are formed. (b) The processes in which a substance or substances undergo changes to produce new substances with new properties are known as chemical reactions. | |||
| Right Option : C | |||
| View Explanation | |||
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