Neutrons 30 . Binding energy 492253.892 ± 1.356 keV . ... For iron, the symbol is Fe and the atomic number is 26. Thus, the isotope Fe-56 has 26 protons, 30 neutrons, and 26 electrons. Note that, each element may contain more isotopes, therefore this resulting atomic mass is calculated from naturally-occuring isotopes and their abundance. Protons 26 . See more Iron products. Natural abundance 91.754% . (If the protons don't match the electrons, the atom is ionized, not neutral as usually assumed. Get an answer for 'give the symbol and number of protons in one atom of:Lithium__ Iron __ Oxygen __ Krypton_ Bromine _ Copper __ Mercury__ Helium __ … Atomic Number of Iron. Spin 0+ Excess energy -60601.003 ± 1.354 keV . Name, symbol Iron-56, 56Fe . Subsequently, question is, how many electrons protons and neutrons are there in an atom of iron 56? Since the iron has the atomic number z Fe = 26, we have 54 - 26 = 28 neutrons in 54 Fe, and 30, 31, and 32 neutrons, respectively, in the other three isotopes given. Iron (/ ˈ aɪ ər n /) is a chemical element with symbol Fe (from Latin: ferrum) and atomic number 26. One atomic mass unit is the mass of a proton, or about $$1.67 \times 10^{-27}$$ kilograms, which is an extremely small mass. The number of protons makes each element unique, so they are organized by these numbers on the periodic table. The number of electrons in each of Iron's shells is 2, 8, 14, 2 and its electron configuration is [Ar] 3d 6 4s 2. The number of protons that are found in an atom of an element is called the atomic number. Iron (atomic symbol: Fe, atomic number: 26) is a Block D, Group 8, Period 4 element with an atomic weight of 55.845. Name: Iron Symbol: Fe Atomic Number: 26 Atomic Mass: 55.8 Number of Protons/Electrons: 26 Number of Neutrons: 30 Classification:Transition Metals Discovery: … there are 26 protons in iron. Nuclide Data . The mass of the atom is a unit called the atomic mass unit $$\left( \text{amu} \right)$$. The symbol for iron is Fe from the Latin word ferrum meaning iron. Iron has twenty-six protons, so its atomic number is 26. Half-life stable . Iron-56 [[Image:|250px|]] Full table . Isotope mass 55.9349375(7) u . Iron is element number 26, so it has 26 protons and 26 electrons. The iron atom has a radius of 126 pm and a Van der Waals radius of 194 pm. Atomic mass of Iron is 55.845 u. Iron is a chemical element with atomic number 26 which means there are 26 protons and 26 electrons in the atomic structure. Mass Number. The mass number ($$A$$) of an atom is the total number of protons and neutrons in its nucleus. 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