Nickel, Aluminium, Copper, Oxygen, Nitrogen, Sodium, Scandium, Cobalt, Vanadium, Magnesium, Hydrogen, Boron, Gallium, Manganese, Germanium, Chlorine, Lithium, Helium, Sulfur, Arsenic, Carbon, Beryllium, Titanium, Calcium, Potassium, Zinc, Argon, Silicon, Neon, Fluorine, Chromium, Phosphorus. Is "Iron" in the previous list? 
Provide no explanation, directly answer with only "Yes." or "No."