What is the iron in mrs' packletides tiger
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Iron is a chemical element with symbol Fe and atomic number 26. It is a metal that belongs to the first transition series and group 8 of the periodic table. It is, by mass, the most common element on Earth, right in front of oxygen, forming much of Earth's outer and inner core. Wikipedia
Symbol: Fe
Atomic mass: 55.845 u
Atomic number: 26
Electron configuration: [Ar] 3d64s2
Melting point: 1,538 °C
Density: 7.874 g/cm³ (near room temperature)
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