Week 7 - Bonding in Metals, Non-metals and Ionic compounds and writing formulae
Task 1 - Other ways to represent an atom of an element
Class exercises on building atoms, calculating the numer of protons, electrons and neutrons.
Use your periodic table of electron shells to write electron configuration in the square for each element
Use your periodic table of electron shells to write electron configuration in the square for each element
Task 2 - Flaming Atoms
Visit this interesting site to learn more about the colours of heated salts and how we infer atomic structure.http://www.amazingrust.com/Experiments/how_to/Images/fireworks.jpg http://www.chemistryland.com/CHM151W/07-Atomic%20Structure/Spectra/ModernAtom151.html
Task 3 Lewis Dot Diagrams (Electron Dot Diagrams)
On the blank periodic table write in the Electron dot diagrams of the common metals and non-metlas.
http://0.tqn.com/d/chemistry/1/0/F/a/BlankPeriodicTable.jpg
http://0.tqn.com/d/chemistry/1/0/F/a/BlankPeriodicTable.jpg