Oxygen, nitrogen, argon have diatomic molecules.
Refering to modern Peridic Table gas which is molecule are fluorine, chlorine, Bromine, Iodine and Astatine.
Refering to modern Peridic Table gas which is molecule are fluorine, chlorine, Bromine, Iodine and Astatine.
The Alkaline Earth metal which comes just after the noble gas
air is more dense than helium
Cold air is more dense than hot air. This is because gas expands when it is heated.
Air / Gas
No.
no
A blue flame means you are getting a good gas/air mixture. If it is orange or yellow then there is more gas than air and should be adjusted.
Carbon dioxide (CO2).
Yes, natural gas is lighter than air. It will rise and dissipate into the atmosphere if released into the air.
Niether. In 2015, the largest known atom belonged to ununoctium.