Taken at a glance, it won’t be wrong to say that the periodic table is the backbone for chemistry subject. You can find the link for free printable periodic table of elements with names below. On the other hand, mass number is the total of neutrons (represented by N) and protons, which are present in the nucleus of the atom. Atomic number is equal to the number of protons (positive charged particles) present in the nucleus of the atom. In the periodic table, you will find the atomic number on the upper left side of the symbol, while the mass number is assigned to the lower left side of the symbol.Ī specific element is differentiated from the remaining by its symbol (Fe for iron), unique atomic number (26 in case of iron), and mass number (55.8 for iron). As you refer to the labeled periodic table of elements with names, you will find elements along with their symbols, atomic number (represented by Z), and mass number (represented by A). For example, the element iron is made up of only iron atoms. An element is defined as a substance having only one type of atom. Every chemical matter is made up of one or more specific elements.
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