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Tungsten (W) — high-melting metal and industrial chemistry Quiz · Quiz Mode: Multiple Choice
Preview · 10 questions
- 01Which volatile hexafluoride is an important tungsten compound used in semiconductor processing?
- 02Which mineral is a principal ore of tungsten?
- 03Approximately what is the melting point of tungsten (in °C)?
- 04What is the approximate density of metallic tungsten (g/cm³)?
- 05What is the atomic number of tungsten?
- 06Historically, tungsten became important for which application in the late 19th and early 20th centuries?
- 07What is the stoichiometric formula of tungsten carbide widely used in cutting tools?
- 08What common name describes the hard alloy/material made from tungsten and carbon used for cutting and wear parts?
- 09Which oxidation state is most commonly associated with tungsten compounds?
- 10What is the formula of tungsten(VI) oxide, a common tungsten oxide?