Riddle

I am commonly abbreviated to H. What am I?

Choose an answer

A.Helium
B.Oxygen
C.Nitrogen
D.Hydrogen
Hint: It's a word with 8 letters, starting with "H".

Answer

Hydrogen

Why this is the answer

Hydrogen is the element universally abbreviated with the single letter H on the periodic table.

This riddle is filed under "What Am I?" Riddles and rated Medium.