what element symbol is zinc?
<answer> Zn <context> Zinc is not particularly toxic and is an essential element in the growth of all animals and plants. Plating thin layers of zinc on to iron or steel is known as galvanising and helps to protect the iron from corrosion. 1  Name: zinc. 2  Symbol: Zn. 3  Atomic number: 30. 4  Relative atomic mass (Ar) : 65.38 (2) [see note g ].