Scandium Selenium Samarium Strontium
Radon Uranium Rhenium Radium
Argon Silver Gold Tin
Silver Silicon Sodium Scandium
Rubidium Rhodium Radium Ruthenium
Selenium Samarium Silver Sulphur
Sulphur Scandium Silicon Strontium
Rhenum Rhodium Ruthenium Rubidium
Silver Selenium Silicon Sulphur
Sodium Silver Neptunium Nickel