Sm+-+Samarium

media type="custom" key="3199688"media type="custom" key="3199602"

Jacob

Name:Samarium Symbol:Sm Atomic Number:62 Atomic Mass:150.36 Standard State: solid at 298 K Group name: Lanthanoid Period in Periodic Table: 6 Color: silvery white Classification: Metallic

it is a bright silver in air. it ignights at 150°C.and it is a rare earth metal and i it is found with other rare earth elements including samarium metal is a commercal so it is not in the labs.It will always weigh zero know matter what you put in the box.