Question

The species that does not contain peroxide ion is

Solution

Correct option is

PbO2

SrO2 and BaO2 are the peroxides of highly electropositive elements. They are made up of Sr+  and  ions. PbO2 is not peroxide.

SIMILAR QUESTIONS

Q1

Maximum pπ-pπ back bonding exists in

Q2

Of the following types of glass, the one with the smallest coefficient of thermal expansion is