Shell Filling Practice and Periodic Table Organization
Draw these 6 elements in the boxes below.
A. Include the correct # of electrons, protons, neutrons
B. The correct # of shells and # of electrons in each shell
1. Aluminum
4. Cadmium
2. Gallium
5. Boron
3. Silver
6. Carbon
1.
2.
3.
4.
5.
6.
Questions:
1. How many valance electrons are on the elements above?
a. #1.
d.#4
b. #2.
e.#5
c. #3..
f.#6
2. How many electrons are needed to fill the outer shells of Aluminum, Gallium and Boron?
3. How many shells do Cadmium and Silver have?
4. What do Boron and Carbon have in common?
5. All elements in the same period have the same number of ________________.
6. All elements in the same group require the _________ ____________ _____ _________(4 words) to
fill their outer shells giving them similar physical and chemical properties.