![]() If you are working with a single isotope or known mixture of isotopes, you should always use that value for your calculation and not the average value for the planet. For elements with no stable isotopes, the mass number of the isotope with. It's a HD table with element name, symbol, atomic number, and weight rounded to two. This is a printable periodic table for kids. Download the PDF to print off your own copy. ![]() This printable periodic table is also optimized to fit on a single sheet of paper, without the colors or element groups. Download & Print Free Periodic Table Worksheets Here These periodic table elements printable pages are sized for standard letter printer paper dimensions 8.5 x 11 inches. While these ranges might be more accurate, they are basically useless for chemistry calculations, where you need just one number! The atomic mass values on this table are the latest single values agreed upon by the IUPAC or predicted by scientists. Printable Kids Periodic Table Black and White. Their newer tables include a range of values, to better reflect the uneven distribution of isotopes in the Earth's crust. ![]() It includes nihonium, moscovium, tennessine, and oganesson and has the revised atomic masses (in the few cases where changes were made).īe advised: The IUPAC has moved away from single atomic mass values for elements. While the 2015 editions of the periodic table remain popular, it's nice to have the latest accurate information for all 118 elements! This is the 2019 edition of the printable periodic table. Periodic Table of the Elements Chemistry Reference Sheet California Standards Test Sodium 22.99 Na 11 Atomic number Element symbol Average atomic mass Element name Hydrogen 1.01 H 1 Lithium 6.94 Li 3 Sodium 22.99 Na 11 Potassium 39.10 19 K Nickel 58.69 Ni 28 Rubidium 85.47 Rb 37 Rutherfordium (261) Rf 104 Molybdenum 95.94 Mo 42 Germanium 72.61.
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