How many elements in the periodic table are represented by a single letter?

There are 14: Hydrogen (H), Boron (B), Carbon (C), Nitrogen (N), Oxygen (O), Fluorine (F), Potassium (K), Yttirium (Y), Iodine (I), Tungsten (W), Uranium (U), Sulfur (S), Phosphorus (P), and Vanadium (V).

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10 Comments

Jim Johnson

13, forgot boron

flanderschristy

I picked 13 & was wrong. My daughter was born on October 13, 1978. It just happened to be Friday the 13th. Every since then, I consider 13 to be a lucky number. Not today.