Application:
/13
Communication:
/24
Name: _________________________________________
SNC1P/2L GRADE 9 AND 10 SCIENCE
BOHR-RUTHERFORD DIAGRAMS ASSIGNMENT
Question One
Use the periodic table to fill in the following table.
Name
Symbol
Atomic
Number
Atomic
Mass
(Application/7)
# of
protons
# of
electrons
# of
neutrons
Nitrogen
Oxygen
Barium
Copper
Iron
Bromine
Krypton
Question Three
Draw Bohr-Rutherford diagrams for the following elements.
(Communication/9)
Hydrogen
Lithium
Sodium
Potassium
What do all the elements in this group have in common?
Question Four
Draw Bohr-Rutherford diagrams for the following elements.
Sodium
Magnesium
Aluminum
(Communication/15)
Silicon
Phosphorus
Sulfur
Chlorine
What do all the elements in this period have in common?
Question Two
What determines an element’s chemical and physical properties?
(Knowledge/2)
Question Three
List three elements found in period 2 of the periodic table.
(Knowledge/3)
Question Four
List three elements found in group 17 of the periodic table.
(Knowledge/3)
Question Five
(Thinking/4)
Compare an atom of sulfur with an atom of magnesium in terms of the number of
protons, and electrons. Use the table in question one to help you.
Question Six
(Application/3)
Sodium is a metal element found in group 1 of the periodic table. It is a soft
metal that can be cut with a knife. Sodium reacts violently with water. Potassium
is another element found in group 1 of the periodic table. Based on the
information given about Sodium and you knowledge of properties of elements in
the same group of the periodic table, predict the properties of Potassium.
Question Seven
Complete the following crossword puzzle.
(Application/12)