simplify (3+2√2)² (3-2√2)
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Both metals have the tendency to form covalent compounds
BeCl2 and AlCl3 act as lewis acids and use in friedal crafts catalyst
Both metals dissolves in alkalies to form soluble complexes beryllates and aluminates
The oxides of both are hard, high melting insoluble solids
The oxides and hydroxides of both are amphoteric inn nature
Carbides of both the metals react with water Liberating methane gas
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