Formation of Tungsten Carbide

W + C → WC

Visão geral

Tungsten metal and carbon combine at very high temperatures (1400-1600 C) to form tungsten carbide, one of the hardest known materials. Tungsten carbide has a hardness approaching that of diamond and exceptional wear resistance.

Participantes

Papel Substância Coeficiente Estado
Reagente Tungsten W 1 (s)
Reagente Carbon C 1 (s)
Produto Tungsten Carbide WC 1 (s)

Exemplo do cotidiano

Tungsten carbide is used in drill bits, cutting tools, jewelry (wedding bands), and the tips of ballpoint pens.

Importância industrial

O carboneto de tungsténio é crítico para ferramentas de maquinagem, equipamento mineiro e abrasivos industriais. Com dureza de 9,5 na escala de Mohs, é utilizado em cerca de 50% de toda a produção de tungsténio.

Propriedades

Tipo
Synthesis
Reversível
Não
Energia
Exotérmico
ΔH
-40,5 kJ/mol

Reações relacionadas

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Frequently Asked Questions

What is the equation for Formation of Tungsten Carbide?
The balanced equation is: W + C → WC.
What type of reaction is Formation of Tungsten Carbide?
Formation of Tungsten Carbide is a synthesis reaction.
Is Formation of Tungsten Carbide exothermic or endothermic?
Formation of Tungsten Carbide is exothermic (releases energy). The enthalpy change (ΔH) is -40.5 kJ/mol.