Difference between physical change and chemical …

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Difference between physical change and chemical change

Posted by Samreet Brar 5 years, 8 months ago

Yogita Ingle 5 years, 8 months ago

Sl. No.	Differentiating Property	Physical Change	Chemical Change
1	Explanation	In a physical change, the molecules are rearranged while their actual composition remains same.	In a chemical change, the molecular composition of a substance completely changes and a new substance is formed.
2	Example	Some example of physical change are freezing of water, melting of wax, boiling of water, etc.	A few examples of chemical change are digestion of food, burning of coal, rusting, etc.
3	Reversibility	Physical change is easily reversible i.e original substance can be recovered.	Chemical change is irreversible i.e. original substance cannot be recovered.
4	Formation of new substance	In physical change, no new substance is formed.	A chemical change is always accompanied by one or more new substance(s).
5	Type of Change	Physical change is a temporary change.	Chemical change is a permanent change.

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