JAMB Chemistry
The mixture of gases used in a photographer's flash tube is
a.
argon and krypton
b.
krypton and xenon
c.
helium and argon
d.
argon and xenon
Correct answer: B
Krypton and xenon are both found in a photographer's flash tube. Flashtubes are lamps filled with a gas that produces a brief flash of light when ionized.