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