The first person to create a Periodic Table and where was he from?
Who is the Russian Scientist Dmitri Mendeleev?
100
The core or center of an atom called?
What is Nucleus
100
The maximum number of electrons that each energy level can hold?
Energy Level #1 =
Energy Level #2 =
Energy Level #3 =
What is Energy Level #1 = 2 electrons
Energy Level #2 = 8 electrons
Energy Level #3 = 18 electrons
100
Elements on the Periodic Table are also organized in periods. What is a period of elements and how many periods are there on the Periodic Table?
What is period of elements are in horizontal rows on the Periodic Table.
There are 7 different periods
200
Dmitri Mendeleev create the first Periodic Table in what year
What is 1869?
200
Two parts of the atom are found inside the nucleus
What are Protons and Neutrons
200
Atomic Number =
What is Atomic Number =
200
Name 3 elements on the Periodic Table in the same period as Aluminum.
What are Na, Mg, Si, P, S, Cl or Ar
300
"periodic" means
What is A regular repeating pattern
300
The part of the atom that is found outside the nucleus?
What are Electrons
300
Atomic Mass =
What is Protons + Neutrons
300
Name 3 elements on the Periodic Table in the same family as Sodium.
What are H, Li, K, Rb, Cs, Fr
400
Dmitri Mendeleev left three blanks spots in his table why
What is he theorized that elements would be discovered that would go in those spots.
400
The electrical charge for each part of the atom
What is Protons = Positive Charge
Neutrons = Neutral Charge
Electrons = Negative Charge
400
Do the electrons have a mass?
Why don’t we count the mass of the electrons as part of the atomic mass?
What is Electrons do have mass.
We don’t count their mass as part of the atomic mass because electrons are 2,000 times smaller than protons and neutrons.
400
Draw an Oxygen atom.
Bonus Question (100 Points): What is the name of the atom drawing?
What is Bonus Question (100 Points):
Bohr Model
500
Elements on the Periodic Table are organized in families. What is a family of elements and how many families are there on the Periodic Table?
What is A family of elements are in columns on the Periodic Table.
There are 18 different families.