noble gas

Many more noble gas compounds have been found since then.

This was the first real compound of any noble gas.

His table did not include any of the noble gases, which were discovered later.

This group is called the noble gases of the periodic table.

They bond well with all elements except the noble gases.

It is a member of group 18 (noble gases) elements.

It was this particular characteristic that brought to mind a name for the new group: the noble gases.

People separated the air into many parts and isolated the noble gases from it.

One of the important fission products is krypton-90, a radioactive noble gas.

Xenon is a belongs to the group of the noble gases.

The noble gases and nitrogen often do not react with many substances.

Could you help me understand this better and why do many other references have a noble gas being a nonmetal?

Argon became the first member of the noble gases to be discovered.

Until the 1960s, no chemical bond with a noble gas was known.

Noble gases rarely form bonds, so they only have one atom.

Thus, the boiling point of the noble gases goes up steadily with atomic number.

Noble gas (data page), for extended tables of physical properties.

Forty of the stations will be equipped with noble gas detection.

Krypton is a noble gas which means it does not react with many other elements.

In many applications, the noble gases are used to provide an inert atmosphere.

Atoms generally reach a noble gas configuration in a molecule.

The reasoning is that noble gases do not except electron(s).

Together they are known as the noble gases.

Being a noble gas, radon is chemically not very reactive.

In recent years, several compounds of noble gases, particularly xenon, have been prepared.