Q: What is the most important rule in chemistry? A: Never lick the spoon!
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Q: What is the chemical formula for "banana"? A: BaNa2
 814
0  

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.
 829
0  

A biologist, a chemist and a statistician are out hunting. The biologist shoots at a deer and misses 5th to the left. The chemist takes a shot and misses 5th to the right. The statistician yells "We got 'em!"
 1205
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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."
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3