Chemistry, asked by cheni465, 1 year ago

What is formed when potassium metal is burnt in excess of air?

Answers

Answered by PiyushSinghRajput1
6
Burning K in excess O2 gives the superoxide K+O2- Reaction with a large excess of metal will form the Oxide K2O. The superoxide reacts with water to form the peroxide, K2O2, at low T and the oxide at higher T both with liberation of O2. ... What is the oxidation state of K in potassium ...
Answered by dezzire
19
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when potassium metal is burnt in excess air superoxide formed.

K + O2 → KO2 ( Potassium Superoxide)

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