BBC4 年
Metals, non-metals and compoundsChemical properties of the noble gases
Argon, krypton and xenon are very unreactive. They replace the air inside the lamp, preventing the metal wire burning away.
BBC5 年
Group 0 - the noble gases - Edexcel
Argon, krypton and xenon are very unreactive. They replace the air inside the lamp, preventing the metal wire from burning away.