The two of us go perfectly together like hydrogen and oxygen.
Permit me to restructure the periodic table of elements and I would place U and I together.
If you were an element you'd be francium because you're the most attractive.
Your Ph factor must be 14 because you’re the most basic need in my life right now.
Are you made of fluorine, iodine, and neon? ‘Cause you are F-I-Ne.
I would tell you more chemistry pick-up lines, but all the good ones Argon!