Potassium Osmium Neon Ozone
Nickel Neon Niobium Nitrogen
Gold Silver Oxygen Osmium
Potassium Gold Krypton Silver
Plutonium Polonium Palladium Potassium
Neptunium Nitrogen Niobium Neodymium
Nickel Neodymium Niobium Neon
Nickel Neon Niobium Neodymium
Nickel Neptunium Nitrogen Neon