ICSE Class 9 Answered
Define Photochemical reaction and elecrochemical reaction. Give one example each.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
Expert Answer
Photochemical reaction: The chemical reaction which proceed with the absorption of light energy are called photochemical reactions.
Example: Photosynthesis in plants
Sunlight
6CO2 + 6H2O --------------------> C6H12O2
Electrochemical reaction: The chemical reactions which proceed with the absorption of electric energy are called electrochemical reactions.
Example:
Electric current
2NaCl -----------------> 2Na + Cl2
Answered by | 04 Jun, 2014, 03:23: PM
