2. Elements Pg

3. Elements
Element: __________________________________________________________________________
The number of __________is something unique and therefore a characteristic property
The number of ___________can differ for each element
The number of _____________also differ from each element

4. Elements cont. Hydrogen is the simplest element
It only has ____ proton and _____electron
It is also the ______________________

5. Periodic Table
Periodic Table: _______________________________________________________________________________________________________________________
The elements ________________________________________________________________________________________________________________________
The elements in the ____________________________________________________________________________________________________________________________________
The elements in the ________________________________________________________________________________________________________________________________________________

6. Families Each of the columns are a family (they all have names)
_____________________________________based on their Valence # and characteristic properties
There are 8 important families

7. Periodic Table cont.
Elements can be found in all three states in the periodic table
__________________
Many periodic tables use colour coding to help you see the difference
In your textbook Solid = black, liquid = blue, gas = red

8. Periodic Table cont.
Staircase in the Table: the line that divides metals and non-metals
Metals : to the left of the staircase
Non-metals: to the right of the staircase
Metalloids: on the staircase
6 total (in green in your textbook)

9. Periodic Table cont. __________________________
Atomic number (equal to the # of protons and electrons)
Chemical symbol
Name of element
You will need to know the first 20 elements plus:
Fe, Ni, Cu, Br, Ag, Sn, I, Au, Hg, U
___________________________________________________________________________________________________________________________

10. How to draw your Element
By using the Atomic #, family/group and period you can draw your element
Oxygen
Atomic # = 8
Family = 6
Period = 2
8 electrons
6 electrons on the last ring
2 rings total