Question

write the reaction of alkali metals elements with oxygen ?​

Answer 1

Answer:

The alkali metals react with oxygen to form several different compounds: suboxides, oxides, peroxides, superoxides, and ozonides. They all react violently with water.

Answer 2

Reactions of Group 1 elements (alkali metals) with oxygen :-

Lithium forms oxide on reacting with oxygen

Li + O2 =====> LiO2

sodium forms peroxide on reacting with oxygen

Na + O2 =====> Na2O2

Potassium, Rubidium and Cesium form superoxide on reacting with oxygen

K + O2 ====> KO2

Rb + O2 ====> RbO2

Cs + O2 ====> CsO2