Give main points of differences between physical and chemical changes

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Solution

Matter changes and changes can be classified into two. i.e physical and chemical changes
In physical changes, the only changes in state, color, and appearance are involved whereas chemical properties of substances are changed in chemical changes
chemical changes involved with the formation of new product
No heat or energy change happens in case of physical changes
Physical changes Chemical changes
Changes that involve physical properties like color, appearance, etc.., Changes that involve chemical properties like bonding, energy, etc..,
Generally, new substances are not formed Generally, new substances are formed
It doesn't involve heat, energy change It usually involves energy, heat change
Example: melting of ice Example: ripening of fruit

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Question 1

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Physical changes	Chemical changes
Changes that involve physical properties like color, appearance, etc..,	Changes that involve chemical properties like bonding, energy, etc..,
Generally, new substances are not formed	Generally, new substances are formed
It doesn't involve heat, energy change	It usually involves energy, heat change
Example: melting of ice	Example: ripening of fruit