Formation of Sodium Bicarbonate
NaOH + CO2 → NaHCO3
Tổng quan
Sodium hydroxide reacts with carbon dioxide in a 1:1 ratio to form sodium bicarbonate (baking soda). This is one of the steps in the Solvay process for producing sodium carbonate. The reaction is important in carbon dioxide scrubbing systems.
Người tham gia
| Vai trò | Chất | Hệ số | Trạng thái |
|---|---|---|---|
| Chất phản ứng | Sodium Hydroxide NaOH | 1 | (s) |
| Chất phản ứng | Carbon Dioxide CO₂ | 1 | (g) |
| Sản phẩm | Sodium Bicarbonate NaHCO₃ | 1 | (s) |
Ví dụ thực tế
CO2 scrubbers in spacecraft and submarines use sodium hydroxide to absorb carbon dioxide from the air via this reaction.
Tầm quan trọng công nghiệp
This reaction is used in the Solvay process and in industrial CO2 capture systems. Sodium bicarbonate has applications in baking, fire extinguishers, and medicine.
Tính chất
- Loại
- Synthesis
- Thuận nghịch
- Có
- Năng lượng
- Tỏa nhiệt
- ΔH
- -127,5 kJ/mol
Phản ứng liên quan
Frequently Asked Questions
What is the equation for Formation of Sodium Bicarbonate?
The balanced equation is: NaOH + CO₂ → NaHCO₃.
What type of reaction is Formation of Sodium Bicarbonate?
Formation of Sodium Bicarbonate is a synthesis reaction. It is reversible under certain conditions.
Is Formation of Sodium Bicarbonate exothermic or endothermic?
Formation of Sodium Bicarbonate is exothermic (releases energy). The enthalpy change (ΔH) is -127.5 kJ/mol.