Oxalic Acid and Sodium Hydroxide
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H2C2O4 + 2NaOH → Na2C2O4 + 2H2O
نظرة عامة
Oxalic acid is a diprotic organic acid that reacts with two equivalents of sodium hydroxide to form sodium oxalate and water. Oxalic acid is the simplest dicarboxylic acid and is used as a primary standard in acid-base titrations due to its high purity and stability.
المشاركون
| الدور | المادة | المعامل | الحالة |
|---|---|---|---|
| متفاعل | Oxalic Acid C₂H₂O₄ | 1 | (aq) |
| متفاعل | Sodium Hydroxide NaOH | 2 | (aq) |
| منتج | Water H₂O | 2 | (l) |
مثال من الحياة اليومية
Oxalic acid is found naturally in rhubarb, spinach, and star fruit. Kidney stones can form from calcium oxalate when dietary oxalate is high.
الأهمية الصناعية
Sodium oxalate is used as a primary standard in analytical chemistry, in metal cleaning, and in the leather tanning process.
الخصائص
- النوع
- Acid-Base
- قابل للعكس
- لا
- الطاقة
- طارد للحرارة
- ΔH
- -116,0 kJ/mol