How does a chemical change differ from physical change?

There are several differences between a physical and chemical change in matter or substances. A physical change in a substance doesn't change what the substance is. In a chemical change where there is a chemical reaction, a new substance is formed and energy is either given off or absorbed. read more

A physical change is different than a chemical change, because in a physical change, the composition of the matter did not change. While in a chemical change, the composition of the matter did change. read more

Physical change: There are few changes, which are temporary and can be gained back easily with its original form is called as a physical change. For example: Melting of an ice. Chemical change: There are few changes, which are permanent and cannot be gained back easily. By this change there is a formation of the new substance. read more

Best Answer: Put simply, a chemical change changes the chemical structure of a substance and bonds are broken an made, where as a physical change does not. read more