Объяснение:
1) 2) 3) 4) 5)
Be → BeO → BeN₂O₆ → Be(OH)₂ → Na₂BeO₂ → BeSO₄
1) 2Be + O₂ → 2BeO
2) BeO + 2HNO₃ → BeN₂O₆ + H₂O
3) BeN₂O₆ + 2H₂O → Be(OH)₂ + 2HNO₃
4) Be(OH)₂ + 2NaOH → Na₂BeO₂ + 2H₂O
5) Na₂BeO₂ + H₂SO₄ → BeSO₄ + 2NaOH
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Объяснение:
1) 2) 3) 4) 5)
Be → BeO → BeN₂O₆ → Be(OH)₂ → Na₂BeO₂ → BeSO₄
1) 2Be + O₂ → 2BeO
2) BeO + 2HNO₃ → BeN₂O₆ + H₂O
3) BeN₂O₆ + 2H₂O → Be(OH)₂ + 2HNO₃
4) Be(OH)₂ + 2NaOH → Na₂BeO₂ + 2H₂O
5) Na₂BeO₂ + H₂SO₄ → BeSO₄ + 2NaOH