Question

Which of the following is not correct ?

• A. ${2Li2O ->[heat][673K] Li2O2 + 2Li}$
• B. ${2K2O ->[heat][673K] K2O2 + 2K}$
• C. ${2Na2O ->[heat][673K] Na2O2 + 2Na}$
• D. ${2Rb2O ->[heat][673K] Rb2O2 + 2Rb}$

Answer 1

Answer: (A)

${2Li2O ->[heat][673K] Li2O2 + 2Li}$

Answer 2

Lithium does not form peroxide.