If the Silver Surfer and Iron Man team up, they'd be alloys.
Q: What do you do with a sick chemist? A: If you can't helium, and you can't curium, then you might as well barium.
Q: What did the scientist say when he found 2 isotopes of helium? A: HeHe
Helium walks into a bar. The bartender says "We don't serve noble gasses in here." Helium doesn't react.
Q: Anyone know any jokes about sodium? A: Na
A small piece of sodium that lived in a test tube fell in love with a Bunsen burner. "Oh Bunsen, my flame," the sodium pined. "I melt whenever I see you," The Bunsen burner replied, "It's just a phase you're going through."
Two chemists go into a restaurant. The first one says "I think I'll have an H2O." The second one says "I think I'll have an H2O too" - and he died.
Q: What is the chemical formula for "banana"? A: BaNa2
Silver walks up to Gold in a bar and says, "AU, get outta here!"
A proton and a neutron are walking down the street. The proton says, "Wait, I dropped an electron help me look for it." The neutron says "Are you sure?" The proton replies "I'm positive."
If you're not part of the solution, you're part of the precipitate.