Beryllium carbide506-66-1100 % similar Beryllium7440-41-750 % similar Atomic carbon7440-44-050 % similar Graphite7782-42-550 % similar Beryllium hydride7787-52-250 % similar Beryllium boride (beb2)12228-40-933 % similar Beryllium selenide (bese)12232-25-633 % similar Beryllium telluride12232-27-833 % similar Beryllium oxide1304-56-933 % similar Beryllium sulfide13598-22-633 % similar