Group VIIIA Inert Gases Flashcards
All noble gases except _____ occur in the atmosphere
Rn (Radon)
Ar, Ne, Kr, and Xe are produced from liquid air by ____________.
fractional distillation
Radon is recovered from__________________.
the natural decay products of radium
The inert gases are ______, _______, and _______.
monoatomic, colorless, and odourless
2nd most lightest gas (low density and solubility)
Helium
It is chemically inert. It does not support combustion
Helium
Makes donald duck-like sound
Helium
Artificial gas is 80 parts He, 20 parts ____.
O2 Oxygen
Also known as “New” element;
Used in advertising
Neon
The “lazy” element
Argon
Most abundant and most widely distributed noble gas
Argon
By-product of the fractionalization of liquid air for the production of oxygen and nitrogen.
Argon
Substitutes nitrogen in providing inert atmosphere
Argon
Used to prevent blackening of bulbs
Argon
Also known as “hidden” element
Krypton (Kr)
Least abundant among noble gases
Krypton (Kr)
Inhalational anesthetic activity
Krypton (Kr)
Sparsity in nature imposes severe limitatons on use
Krypton (Kr)
Aka “ Stranger” element
Xenon (Xe)
Investigational with inhalational anesthetic activity
Xenon (Xe)
High lipid solubility
Xenon (Xe) and Krypton (Kr)
Equal anesthetic activity with ethylene
Xenon (Xe)
Aka “Niton” element
Radon (Rn)
Synthetic noble gas
Radon (Rn)
Treatment in cervical cancer
Radon (Rn)
Emits alpha particles
Radon (Rn)
Recovered from natural decay products of radium.
Radon (Rn)
