
Period 5 elements
Period 5 contains rubidium to xenon, including the precious metal silver, the platinum-group metal palladium, the rare-earth-adjacent yttrium, and technetium - the lightest exclusively radioactive element.

Period 5 contains rubidium to xenon, including the precious metal silver, the platinum-group metal palladium, the rare-earth-adjacent yttrium, and technetium - the lightest exclusively radioactive element.