Question

Which one of the following is an oxide ko2 bao2 sio2 cso2

Answer 1

The oxide is $\boxed{SiO_2}$

Explanation:

• The name of $KO_2$ is potassium superoxide

• The name of $BaO_2$ is Barium peroxide

• The name of $SiO_2$ is Silicon dioxide

• The name of $CsO_2$ is Ceasium superoxide

• Therefore, among all the four only $SiO_2$ is oxide, rest others are either superoxides or peroxide

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