Atomic Basics
Isotopes
Bohr Models
Electron Dot Diagrams
Family Names (NOT Numbers)
100
All atoms and ions of an element have this in common.
What is the atomic number?
100
The most common isotope of chlorine.
What is chlorine-35?
100
In the Bohr model for Helium, the number of electrons in the second orbital.
What is zero?
100
This is the number of valence electrons in a lithium atom.
What is one?
100
This is the family on the periodic table which includes boron.
What is the Boron family?
200
"Shells" and "energy levels" are different names for this.
What is an orbital?
200
The second-most common isotope of nitrogen?
What is nitrogen-15?
200
These go in the nucleus of the Bohr model for Ar. (be exact)
What are 18 p & 22 n
200
This is the number of valence electrons in a helium atom.
What is two?
200
Arsenic belongs to this family on the periodic table.
What is the Nitrogen family?
300
The subatomic particle with the least mass.
What is an electron?
300
These are different isotopes of the same element. A) N-14 and N-15 B) Co-58 and Ni-59 C) Cl-35 and Cl-35 D) Ar-39 and K-39
What are N-14 and N-15?
300
This is first element on the periodic table with a full outer orbital.
What is helium?
300
This many dots should go on the electron dot diagram for an unknown element X, if it belongs to family 17.
What is seven?
300
Lithium belongs to this family on the periodic table.
What are the Alkali metals?
400
A sodium atom (Na) and a sodium ion (Na+1) must have the same number of what?
Protons
400
This quantity stays the same as the mass number of isotopes of carbon increase (C-12, C-13, C-14).
What is the number of protons?
400
These are the number of electrons for the 1st, 2nd, and 3rd orbitals for aluminum.
What are 2, 8, and 3?
400
Elements of family 2 prefer to do this with their valence electrons.
Lose two.
400
Element 17 belongs to this family on of the periodic table.
What are the Halogens?
500
This most-common isotope of an element contains exactly 19 protons (must give isotope name).
What is potassium-39?
500
The number of these in the nucleus can change without changing the element of an atom.
What are neutrons?
500
Draw the Bohr model for Phosphorus on the board (you have 1 minute!)
teacher discretion.
500
Draw the electron dot diagram for radon on the board (you have 45 seconds!).
teacher discretion.
500
Xenon belongs to this standoffish family of the periodic table.
What are the noble gases?
M
e
n
u