Rhymes in Chemistry

CHEMISTRY RHYMES
Old Man Stokes Old man Stokes was a gentleman fine, Who lived beside the Raleigh line; Old anti-Stokes, his existence denied, Lived never-the-less on the other side. 

Chez Luna

Q: Why did the restaurant on the moon go out of business?
A: No atmosphere.

Hydrogen Party

Two hydrogen atoms are at a party and bump into each other. The first one says, "Hey, grab that electron, it's mine!" "How do you know?" asks the second. "'Cause I'm positive!" the first replies!