Formation of Tungsten Carbide

W + C → WC

概要

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.

参加者

役割 物質 係数 状態
反応物 Tungsten W 1 (s)
反応物 Carbon C 1 (s)
生成物 Tungsten Carbide WC 1 (s)

日常の例

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

産業上の重要性

タングステンカーバイドは金属切削工具、採掘機器、耐摩耗コーティングに不可欠である。世界のタングステン消費量の約60%がWCおよびセメンタイトカーバイド製造に使われる。

特性

タイプ
Synthesis
可逆的
いいえ
エネルギー
発熱性
ΔH
-40.5 kJ/mol

関連する反応

Formation of Nitrogen Dioxide Formation of Potassium Chloride Formation of Sodium Bicarbonate Formation of Sodium Peroxide Formation of Silicon Dioxide Formation of Copper(II) Sulfide Formation of Sulfur Dioxide Formation of Hydrogen Sulfide Formation of Barium Oxide Formation of Carbon Monoxide

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.