NOBLE GASES Flashcards
1
Q
what are group V111 (group 0) elements?
A
gases
2
Q
properties of noble gases
A
they are all colourless
they are all monatomic
complete shells
unreactive as they cannot share electrons
3
Q
what does monatomic mean
A
they exist in nature as single atoms
4
Q
uses of noble gases
A
a mixture of helium and oxygen is used as breathing apparatus for deep sea divers
argon can be used to fill electric lightbulbs as they are inert
5
Q
what does inert mean
A
chemically inactive
