Magnesium Reacting with Hydrochloric Acid
Mg + 2HCl → MgCl2 + H2
ภาพรวม
Magnesium reacts vigorously with hydrochloric acid to produce magnesium chloride and hydrogen gas. The reaction is highly exothermic and proceeds rapidly with visible gas bubbles. Magnesium ribbon dissolves quickly with effervescence, and the solution becomes hot.
ผู้เข้าร่วม
| บทบาท | สาร | สัมประสิทธิ์ | สถานะ |
|---|---|---|---|
| สารตั้งต้น | Magnesium Mg | 1 | (s) |
| สารตั้งต้น | Hydrochloric Acid HCl | 2 | (aq) |
| ผลิตภัณฑ์ | Hydrogen H | 1 | (g) |
ตัวอย่างในชีวิตประจำวัน
This reaction is used in chemistry labs to demonstrate the reactivity of metals with acids, producing hydrogen gas that pops when tested with a burning splint.
ความสำคัญทางอุตสาหกรรม
Magnesium chloride produced by this type of reaction is used in dust control on roads, ice removal, and in the production of magnesium metal by electrolysis.
คุณสมบัติ
- ประเภท
- Single Replacement
- ย้อนกลับได้
- ไม่
- พลังงาน
- คายความร้อน
- ΔH
- -462.0 kJ/mol
ปฏิกิริยาที่เกี่ยวข้อง
Magnesium Reacting with Steam
Lithium Reacting with Water
Aluminum Reducing Chromium Oxide (Aluminothermic)
Iron Reacting with Hydrochloric Acid
Iron Displacing Copper from Copper Sulfate
Copper Displacing Silver from Silver Nitrate
Iron Reacting with Copper(II) Chloride
Magnesium Reacting with Sulfuric Acid
Magnesium Reacting with Nitric Acid
Chlorine Displacing Iodine from Potassium Iodide
Frequently Asked Questions
What is the equation for Magnesium Reacting with Hydrochloric Acid?
The balanced equation is: Mg + 2HCl → MgCl₂ + H₂.
What type of reaction is Magnesium Reacting with Hydrochloric Acid?
Magnesium Reacting with Hydrochloric Acid is a single replacement reaction.
Is Magnesium Reacting with Hydrochloric Acid exothermic or endothermic?
Magnesium Reacting with Hydrochloric Acid is exothermic (releases energy). The enthalpy change (ΔH) is -462.0 kJ/mol.