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3Hal0
@3Hal0
July 2022
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PH3+BR2+H2O=H3PO4+HBR ЭЛЕКТРОННЫЙ БАЛАН(окислитель восстановитель)
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SashaB11
Verified answer
P⁻³ H₃⁺¹ + Br₂⁰ + H₂⁺¹ O⁻² = H₃⁺¹ P⁺⁵ O₄⁻² + H⁺¹ Br⁻¹
P⁻³ - 8e → P⁺⁵ - восстановитель | 1
2Br⁰ + 2e → Br⁻¹ - окислитель |
4
PH₃ +
4
Br₂ + 4H₂O = H₃PO₄ + 8HBr
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Answers & Comments
Verified answer
P⁻³ H₃⁺¹ + Br₂⁰ + H₂⁺¹ O⁻² = H₃⁺¹ P⁺⁵ O₄⁻² + H⁺¹ Br⁻¹P⁻³ - 8e → P⁺⁵ - восстановитель | 1
2Br⁰ + 2e → Br⁻¹ - окислитель | 4
PH₃ + 4Br₂ + 4H₂O = H₃PO₄ + 8HBr