Mendeleev’s work Here is a list of periodic table elements with their names, symbols, atomic numbers, atomic masses, number of electrons and protons in a tabular format: Atomic Number Element ...

118 Elements and Their Symbols and Atomic Numbers:The Periodic Table is a well-organized chart that contains all 118 known ...

The “lead” of a pencil is actually made of a substance called graphite which is made of carbon atoms. The picture shows a close-up of one carbon atom. A hydrogen atom has one proton as the nucleus and ...