Preparation and Properties of Potassium Peroxide and Superoxide
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Q. The following compounds have been arranged in the order of their increasing thermal stabilites. Identify the correct order.
K2CO3(I), Na2CO3(II), Rb2CO3(III), Li2CO3(IV)
K2CO3(I), Na2CO3(II), Rb2CO3(III), Li2CO3(IV)
- II<IV<III<I
- I<II<III<IV
- IV<II<III<I
- IV<II<I<III
Q. The correct order of stabilities of the following superoxides is
Q. Potassium when heated strongly in oxygen, it forms
- K2O
- KO2
- K2O2
- KO3