Particles that are represented by dots in a Lewis dot structure.
What are valence electrons (ve-)?
"An electron must occupy the lowest available energy orbital"
What is Aufbaus's Principle?
1s22s22p63s23p64s1
What is the Electron Configuration of Potassium (K)?
Electrons on the outermost shell.
What are valence electrons?

What is the Lewis dot structure of Carbon?
Electrons will occupy a p-orbital only after ...
the s-orbital is full
1s22s22p63s23p64s2
What is the electronconfiguration of Calcium?
Horizontal groups on the Periodic Table.
What are periods?
7 dots around the structure
How many dots are around group 17?
Compared to nonmetals, metals tend to have a
What is lower electronegativity?
s,p,d,f
What are the 4 orbital groups?
While atomic numbers are increasing, electrons are decreasing. True or False
False Atomic Number is the same as the number of electrons and protons
How many valence electrons does Magnesium have?
2 valence electrons

What is the orbital configurations of Phosphorus?
How many elements do all the āsā orbital span (go across) in each period?
2
Elements in the same group or family have the same # of what?
Valence Electrons
What group on the periodic table would have 3 valence elections?
Group 13
How many electrons are needed to completely fill the 3rd energy level?
18
1s22s22p63s23p6
[Ne] 3s23p3
What is the electron configuration of Phosphorus (P)?