Helium walks into a bar. The bartender says "We don't serve noble gasses in here." Helium doesn't react.

 2070

1  

Q: What did the scientist say when he found 2 isotopes of helium? A: HeHe

 1032

0  

Why did the Mexican take Xanax? For hispanic attacks.

 1415

0  

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.

 881

0  

Silver walks up to Gold in a bar and says, "AU, get outta here!"

 1013

0