Why $B e O$ and $A l_{2} O_{3}$ are amphoteric?

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Solution

Both $B e O$ and $A l_{2} O_{3}$ are amphoteric due to diagonal relationship.

They can react with both acids and bases.

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Similar questions

A l_{2} O_{3}

B e (O H)_{2}, B e O, B a (O H)_{2}, S r (O H)_{2}

B e O

B e O + 2 N a O H \to N a_{2} B e O_{2} + H_{2} O B e O + 2 H C l \to B e C l_{2} + H_{2} O

A l_{2} O_{3} a n d B_{2} O_{3}

Classify ${Na}_{2} O$ , ${Al}_{2} O_{3}$ and ${SO}_{3}$ as acidic, basic or amphoteric oxide. [3 MARKS]

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