Boron (symbol B) with a relative mas of 10.811.
Lithium is the lightest.
Each metal has a specific chemical symbol.
second
It means iron, the metal known with the chemical symbol Fe.
The metal with the chemical symbol Pb is lead, Pb is derived from the Latin word plumbum, meaning soft metal.
The lightest 'non-metal' could be Hydrogen and Helium! Both are gases, and therefore, not a metal.
Iron is the chemical element with the symbol Fe.
The simplest chemical formula (not symbol) is MeX (X is a nonmetal).
Bromine is an element, one of the halogens. Its chemical symbol is Br.
Iridium is the most strongest, rarest, densest, expensive, lightest metal ever known
The lightest metal is lithium.
The symbol for Unnilennium is Une. Group Transition Metal, atomic number 109, atomic weight (266). A man-made radioactive transition metal. Discovered by: Heavy Ion Research Laboratory.Year: 1982 Location: Germany.