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