What is the different between physical …
CBSE, JEE, NEET, CUET
Question Bank, Mock Tests, Exam Papers
NCERT Solutions, Sample Papers, Notes, Videos
Posted by ? Umayall ❤ 3 years, 10 months ago
- 2 answers
Yogita Ingle 3 years, 10 months ago
Physical Change | Chemical Change |
When a substance undergoes a physical change, its composition remains the same despite its molecules being rearranged. | When a substance undergoes a chemical change, its molecular composition is changed entirely. Thus, chemical changes involve the formation of new substances. |
Physical change is a temporary change. | A chemical change is a permanent change. |
A Physical change affects only physical properties i.e. shape, size, etc. | Chemical change both physical and chemical properties of the substance including its composition |
A physical change involves very little to no absorption of energy. | During a chemical reaction, absorption and evolution of energy take place. |
Some examples 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. |
Generally, physical changes do not involve the production of energy. | Chemical changes usually involve the production of energy (which can be in the form of heat, light, sound, etc.) |
Related Questions
Posted by Suraj Sharma 3 months, 4 weeks ago
- 1 answers
Posted by Devaraj Boruah 4 months ago
- 1 answers
Posted by Ekamjot Kaur Kaur 3 months, 4 weeks ago
- 0 answers
Posted by Anjita Dagar 4 months ago
- 0 answers
Posted by Arnab Chowdhury 4 months, 1 week ago
- 0 answers
Posted by Ayush Singh 3 months, 4 weeks ago
- 0 answers
Posted by Riya123 Khatun 3 months, 4 weeks ago
- 5 answers
Posted by Bhavani Cn 1 month, 3 weeks ago
- 1 answers
myCBSEguide
Trusted by 1 Crore+ Students
Test Generator
Create papers online. It's FREE.
CUET Mock Tests
75,000+ questions to practice only on myCBSEguide app
? Umayall ❤ 3 years, 9 months ago
0Thank You