S & P Block ElementsOxides of Alkali Metals6Choose the best answerIn the reaction M + O₂ → MO₂, where MO₂ is a superoxide, the metal M is:ALiBNaCKDBa Like 0 Discuss 0Share
S & P Block ElementsAlkali Metals7Choose the best answerPotassium is stored:AUnder cold waterBIn liquid ammoniaCIn alcoholDIn kerosene Like 0 Discuss 0Share