Periodic Table History Dmitri Mendeleev (1869) Creates periodic table with elements listed in increasing mass. Finds that properties repeat in the table.
Chemical Symbols and formulas What do we need to know in order to write formulas? What do we need to know in order to correctly name compounds?
Chemical Bonding Chemical Bond- force that holds two atoms together. Atoms either transfer electrons and then form ionic compounds or they share electrons.
Electrons and the Periodic Table
PERIODIC PROPERTIES Chapter 6. Atomic structure and periodic trends The atomic number (number of protons) defines the element and is now the order in.
YEAR 10 SCIENCE
