Formation of Phosphorus Pentoxide
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P4 + 5O2 → P4O10
概要
White phosphorus burns vigorously in oxygen to form phosphorus pentoxide, an extremely powerful desiccant. The reaction is highly exothermic and phosphorus can spontaneously ignite in air. Phosphorus pentoxide reacts violently with water to form phosphoric acid.
参加者
| 役割 | 物質 | 係数 | 状態 |
|---|---|---|---|
| 反応物 | Phosphorus P | 1 | (s) |
| 反応物 | Oxygen O | 5 | (g) |
日常の例
Phosphorus pentoxide is used as a drying agent in laboratory settings because it absorbs water so aggressively.
産業上の重要性
有機合成の乾燥剤および脱水剤として、またリン酸製造の中間体として利用される。五酸化リンの水との激しい反応性から取り扱いには特別な注意が必要。
特性
- タイプ
- Synthesis
- 可逆的
- いいえ
- エネルギー
- 発熱性
- ΔH
- -2984.0 kJ/mol
関連する反応
Formation of Calcium Hydroxide
Formation of Carbon Monoxide
Formation of Nitrogen Dioxide
Formation of Potassium Chloride
Formation of Sodium Bicarbonate
Formation of Sodium Peroxide
Formation of Silicon Dioxide
Formation of Tungsten Carbide
Formation of Copper(II) Sulfide
Fischer-Tropsch Synthesis (General)
Frequently Asked Questions
What is the equation for Formation of Phosphorus Pentoxide?
The balanced equation is: P₄ + 5O₂ → P₄O₁₀.
What type of reaction is Formation of Phosphorus Pentoxide?
Formation of Phosphorus Pentoxide is a synthesis reaction.
Is Formation of Phosphorus Pentoxide exothermic or endothermic?
Formation of Phosphorus Pentoxide is exothermic (releases energy). The enthalpy change (ΔH) is -2984.0 kJ/mol.