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Modern Periodic Table

Lithium on he...

Question

Lithium on heating in air forms mainly $L i_{2} O$ (oxide) and not peroxide $(L i_{2} O_{2})$ . If true enter 1 else 0.

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Solution

Lithium on heating in air forms mainly $L i_{2} O$ (oxide) and not peroxide $(L i_{2} O_{2})$ .
$L i^{+}$ being smaller in size cannot stabilize larger anion as $O_{2}^{2 -}$ (peroxide). Thus, $L i_{2} O_{2}$ is not formed.

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