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Overview of General Metallurgical Processes

Name the alka...

Question

Name the alkali metal which forms superoxide when heated in excess of air.

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Solution

The three alkali metals are potassium (K) , rubidium(Rb) and caesium (Cs) which form super oxides when heated in excess of air.

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Which one of the alkali metals, forms normal oxide $M_{2} O$ on heating in excess of air?

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