Zinc GranularZinc (atomic symbol: Zn, atomic number: 30) is a Block D, Group 12, Period 4 element with an atomic weight of 65. 38. In its elemental form, zinc has a silver gray appearance.
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Zinc(atomic symbol: Zn, atomic number: 30) is a Block D, Group 12, Period 4 element with an atomic weight of 65.38. ... In its elemental form,zinchas a silver-grayappearance.