Student will be able to :
a. Identify the number of protons, neutrons, and electrons using the information in the element box.
b. Explain what are valence electrons and identify the number of valence electrons per elements.
c. Locate the different groups, the number of groups and their location.
d. Locate the periods, identify number of periods and their location.
e. What are the three major categories for the elements found in the PTE?
f. What properties are used to classify the elements into one of the three major categories?
Name and number for each group found in the PTE