Sodium, Technetium, Zinc, Yttrium, Europium, Manganese, Caesium, Silver, Nitrogen, Cadmium, Chlorine, Praseodymium, Indium, Bromine, Fluorine, Terbium, Cerium, Zirconium, Lanthanum, Scandium, Palladium, Antimony, Molybdenum, Strontium, Cobalt, Beryllium, Helium, Silicon, Samarium, Gallium, Lithium, Barium, Nickel, Selenium, Rhodium, Neon, Carbon, Iodine, Vanadium, Argon, Germanium, Magnesium, Calcium, Xenon, Oxygen, Titanium, Neodymium, Potassium, Gadolinium, Ruthenium, Aluminium, Tin, Chromium, Sulfur, Krypton, Niobium, Arsenic, Hydrogen, Tellurium, Rubidium, Boron, Iron, Promethium, Phosphorus. Is "Copper" in the previous list? 
Provide no explanation, directly answer with only "Yes." or "No."