First Semester Review

 

Topics:

 

properties of matter

classification of matter

SI units

writing numbers and using conversion factors

atomic structure

contributions to the model of the atom by:

    Rutherford

    Thomson

    Bohr

electron configuration

periodic law

periodic properties

periodic table

molecular geometry

bonding:  ionic, covalent, metallic

intermolecular forces

formulas and names

 

Necessary Calculations:

  density

  determining atomic number, mass number, neutron number

  converting mole пр mass пр atoms

  mass percent

  molar mass

  empirical formula