Based on information from noble gas, noble gases in the atmosphere are originated from mantle degassing.
Xenon is a noble gas, which means that it does not typically react with other elements.
The sealed hopper is filled with noble gas and massive sponging agent.
Being a noble gas, it resists chemical bonding with other elements and is thus easy to purify for isotopic analysis.
What do we know about the noble gases?
Each period ends with a member of the family of elements called the noble gases.
And the answer is yes, we know something about the noble gases.
