See the fascinating creation of a tangible representation of the elements in this unique model of the periodic table.

Chemists use symbols and formulae to represent elements and compounds ... from its atomic number and mass number. The periodic table - AQA Mendeleev made an early periodic table.

Accompanying Lesson Plan: Lesson 3.2: Finding Volume—The Water Displacement Method The chart shows that atomic size and mass for the first 20 elements in the periodic table. The size of the atoms and ...