Question

4. When a new substance is formed with different properties than the original substance is called a:
a. Chemical change
b. Physical change
c. Freezing
d. Boiling

Answer 1

a. Chemical change

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Answer 2

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Change is the law of nature. The type of change that occurs When a new substance is formed with different properties than the original substance is called as

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Chemical change. In this type of change, the chemical properties also changes along with physical properties which leads to the change in composition.

Explore more!!

• The identity of original substance or the reactant is completely lost now.

• The change is generally permanent and irreversible because it is difficult to bring back the original composition.

• It may or may not be accompanied by energy change. Catalyst can also be used to increase the rate of reaction.

• It will follow law of conservation of mass but their can be change in the mass of individual elements.