Students learn to describe the pattern in atomic number, atomic mass and atomic radius. Trends on the Periodic Table: Students learn to describe the pattern in atomic number, atomic mass ...

The periodic table’s arrangement also allows scientists to discern trends in element properties, including electronegativity, ionization energy, and atomic radius. Many scientists worked on the ...

Two scientists in Moscow have proposed replacing the periodic table ... atomic number (the number of protons in the nucleus) the chart lists elements by two fundamental properties— their atomic ...