Aluminum Reducing Chromium Oxide (Aluminothermic)

2Al + Cr2O3 → Al2O3 + 2Cr

अवलोकन

Aluminum reduces chromium(III) oxide in an aluminothermic reaction similar to the iron thermite reaction. The reaction produces aluminum oxide and chromium metal at extremely high temperatures. This is one method for producing chromium metal.

प्रतिभागी

भूमिका पदार्थ गुणांक अवस्था
अभिकारक Aluminum Al 2 (s)
उत्पाद Aluminum Oxide Al₂O₃ 1 (s)
उत्पाद Chromium Cr 2 (l)

रोजमर्रा का उदाहरण

This type of aluminothermic reaction is one of the methods used to produce the chromium used in stainless steel and chrome plating.

औद्योगिक महत्व

Aluminothermic reduction is used commercially to produce chromium, manganese, and other metals that are difficult to reduce by conventional carbon reduction.

गुण

प्रकार
Single Replacement
प्रतिवर्ती
नहीं
ऊर्जा
ऊष्माक्षेपी
ΔH
-536.0 kJ/mol

संबंधित अभिक्रियाएँ

Aluminum Reacting with Iron(III) Oxide (Thermite) Chlorine Displacing Iodine from Potassium Iodide Magnesium Reacting with Steam Lithium Reacting with Water Aluminum Reacting with Hydrochloric Acid Iron Reacting with Hydrochloric Acid Iron Displacing Copper from Copper Sulfate Zinc Displacing Copper from Copper Sulfate Magnesium Reacting with Hydrochloric Acid Fluorine Displacing Chlorine from Sodium Chloride

Frequently Asked Questions

What is the equation for Aluminum Reducing Chromium Oxide (Aluminothermic)?
The balanced equation is: 2Al + Cr₂O₃ → Al₂O₃ + 2Cr.
What type of reaction is Aluminum Reducing Chromium Oxide (Aluminothermic)?
Aluminum Reducing Chromium Oxide (Aluminothermic) is a single replacement reaction.
Is Aluminum Reducing Chromium Oxide (Aluminothermic) exothermic or endothermic?
Aluminum Reducing Chromium Oxide (Aluminothermic) is exothermic (releases energy). The enthalpy change (ΔH) is -536.0 kJ/mol.