Neil Bartlett notably reacted that member of this group with six fluorines.
A metal halide is placed along with one member of this group in a type of high intensity discharge car headlights. Neil Bartlett notably reacted that member of this group with six fluorines. An isotope of potassium decays into another member of this group, which allows for a certain kind of radiometric dating. Those two members, (*) xenon and argon, are found along with radon, krypton, neon, and helium in this group. For 10 points, name this group of highly unreactive elements.
A metal halide is placed along with one member of this group in a type of high intensity discharge car headlights.
{noble} gases [or inert gases; accept group 18]