according to increasing atomic number. Scientists use the periodic table to quickly refer to information about an element, like atomic mass and chemical symbol. The periodic table’s arrangement also ...

The high relative abundance of these tellurium isotopes gives tellurium the greater relative atomic mass. The atomic number ... elements are in the correct order in the modern periodic table.

Chemists use symbols and formulae to represent elements ... The number of subatomic particles in an atom can be calculated from the atom's atomic number and mass number. The periodic table ...