sodium and chlorine react

Work through The Introduction to the Periodic Table Prezi then check your understanding using the worksheet

By the end of this unit you should know:

  • what the atomic number and mass number of an element is.

  • how elements are arranged on the periodic table.

  • what Periods and Groups are.

  • the physical and chemical properties of the group 1 metals.

  • the physical properties of group 17 elements.

  • the physical properties of group 18 elements

  • that sodium and chlorine react violently together.

  • that elements in the same group have similar properties. WHY!

Ninth, Tenth, Eleventh, Twelfth -

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