Decomposition in light

2009-02-06 7:27 am
Please let me know about the equations and details for the decomposition of the following substances in the presence of light:
1. potassium permanganate
2. silver nitrate

Please make it detailed. Thank you!
更新1:

Would potassium permanganate also react with water in the presence of light? Thank you.

回答 (1)

2009-02-06 7:49 am
✔ 最佳答案
1.
In the presence of light, potassium permanganate solution decomposes to give manganese(IV) oxide and oxygen gas.
2KMnO4 → K2MnO4 + MnO2 + O2

2.
In the presence of light, silver nitrate solution decomposes to give silver metal.
2AgNO3 → 2Ag + 2NO2 + O2
=


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