Sodium Hydroxide and Iron(III) Chloride (Rust Color)
3NaOH + FeCl3 → Fe(OH)3 + 3NaCl
ภาพรวม
When sodium hydroxide is added to iron(III) chloride solution, a characteristic rust-brown precipitate of iron(III) hydroxide forms. This gelatinous precipitate is used to identify iron(III) ions in qualitative analysis.
ผู้เข้าร่วม
| บทบาท | สาร | สัมประสิทธิ์ | สถานะ |
|---|---|---|---|
| สารตั้งต้น | Iron(III) Chloride FeCl₃ | 1 | (aq) |
| สารตั้งต้น | Sodium Hydroxide NaOH | 3 | (aq) |
| ผลิตภัณฑ์ | Sodium Chloride NaCl | 3 | (aq) |
ตัวอย่างในชีวิตประจำวัน
The rust-colored sludge in water treatment plants is often iron(III) hydroxide formed by adding base to iron-containing water.
ความสำคัญทางอุตสาหกรรม
Iron(III) hydroxide is used as a pigment (iron oxide yellow after calcination), in water treatment as a coagulant, and in phosphate removal from wastewater.
คุณสมบัติ
- ประเภท
- Double Replacement
- ย้อนกลับได้
- ไม่
- พลังงาน
- คายความร้อน
- ΔH
- -88.0 kJ/mol
ปฏิกิริยาที่เกี่ยวข้อง
Iron(III) Chloride and Sodium Hydroxide
Calcium Chloride and Sodium Carbonate
Barium Chloride and Sodium Sulfate Precipitation
Calcium Hydroxide and Carbon Dioxide (Limewater Test)
Magnesium Hydroxide and Hydrochloric Acid (Antacid)
Lead Nitrate and Potassium Iodide (Golden Rain)
Copper(II) Sulfate and Sodium Hydroxide
Sodium Hydroxide and Hydrochloric Acid Neutralization
Sodium Carbonate and Hydrochloric Acid
Aluminum Hydroxide and Hydrochloric Acid
Frequently Asked Questions
What is the equation for Sodium Hydroxide and Iron(III) Chloride (Rust Color)?
The balanced equation is: 3NaOH + FeCl₃ → Fe(OH)₃ + 3NaCl.
What type of reaction is Sodium Hydroxide and Iron(III) Chloride (Rust Color)?
Sodium Hydroxide and Iron(III) Chloride (Rust Color) is a double replacement reaction.
Is Sodium Hydroxide and Iron(III) Chloride (Rust Color) exothermic or endothermic?
Sodium Hydroxide and Iron(III) Chloride (Rust Color) is exothermic (releases energy). The enthalpy change (ΔH) is -88.0 kJ/mol.