Thursday, November 27, 2008

Noble gases uses and properties-igcse

Argon /Light bulbs/Doesn’t react with the metal filament
Helium/Used with O2 for deep sea dives/Low solubility of helium in the blood.
Helium/To inflate the tyres of large aircraft/Non-flammable

Helium/To fill airships and weather balloons/Low density, does not burn
Neon/In advertising signs because it glows red when electricity passes/Conductor of electricity/at high voltage

Krypton/Xenon/In lamps used in photographic flash units, in stroboscopic lamps used in lighthouses/Gives out a lot of light when electricity passes through

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chemistry notes / igcse-gcse- Olevel