Tartaric Acid and Sodium Hydroxide
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C4H6O6 + 2NaOH → Na2C4H4O6 + 2H2O
概述
Tartaric acid is a chiral diprotic acid naturally found in grapes that reacts with two equivalents of NaOH to form disodium tartrate. Sodium potassium tartrate (Rochelle salt) was one of the first piezoelectric crystals discovered. Tartaric acid's chirality was studied by Pasteur in his landmark optical activity research.
参与者
| 角色 | 物质 | 系数 | 状态 |
|---|---|---|---|
| 反应物 | Tartaric Acid C₄H₆O₆ | 1 | (aq) |
| 反应物 | Sodium Hydroxide NaOH | 2 | (aq) |
| 产物 | Water H₂O | 2 | (l) |
日常示例
Cream of tartar (potassium hydrogen tartrate) forms as crystals in wine barrels and is used in baking as an acid component of baking powder.
工业重要性
酒石酸用于葡萄酒工业稳定酒石、食品酸味剂(E334)以及制药工业的手性拆分助剂,是重要的天然有机酸。
属性
- 类型
- Acid-Base
- 可逆
- 否
- 能量
- 放热
- ΔH
- -110.0 kJ/mol