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TanyaKorzhik
@TanyaKorzhik
July 2022
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Помогите! Срочно нужно! Осуществите цепочку превращений: Li-> LiOH-> Be(OH)2-> BeO-> Na2[Be(OH)4]-> BeSO4
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caesar
Li-> LiOH-> Be(OH)2-> BeO-> Na2[Be(OH)4]-> BeSO4
2Li + 2H2O=2LiOH + H2
2LiOH + BeCl2 = Be(OH)2 + 2LiCl
Be(OH)2 = BeO + H2O
BeO + 2NaOH + H2O= Na2[Be(OH)4]
Na2[Be(OH)4] + 2H2SO4 = Na2SO4 + BeSO4 + 4H2O
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Answers & Comments
2Li + 2H2O=2LiOH + H2
2LiOH + BeCl2 = Be(OH)2 + 2LiCl
Be(OH)2 = BeO + H2O
BeO + 2NaOH + H2O= Na2[Be(OH)4]
Na2[Be(OH)4] + 2H2SO4 = Na2SO4 + BeSO4 + 4H2O