the electrons in the outermost shell (energy level) of an atom
What is valence electrons
100
Vertical columns on your periodic table are called
What is Groups
100
When atoms exchange electrons it forms
What is an Ionic Bond
200
Where are protons and neutrons found in an atom?
What is the nucleus
200
What are the electron orbital shapes called?
What is S, P, D, or F
200
valence electons are generally represented using the
What is Lewis Dot Model
200
Hrizontal rows on your periodic table are called
What is a Period
200
When atoms share valence electrons they form
What is a Covalent Compound
300
What value represents the # of protons in the nucleus?
What is the atomic number
300
What are the maximum number of electrons that go on the first 3 energy levels?
What is 2, 8, 8
300
What is the Lewis Dot model for Phosphorus?
What is .
: P:
300
Be, Mg, Ca, Sr, Ba, and Ra make up the group called
What is Alkaline Earth metals
300
One physical property of an atom is
What is color, crystal shape, density, melting point, conductivity or solubility
400
How many neutrons does Hydrogen have?
What is 0.
400
What is the electron configuration for Aluminum?
What is 1s2, 2s2, 2p6, 3s2, 3p1
400
A shortcut to finding Valence Electrons is to look at________________________ on your periodic table
What is Families
400
Elements in the same column have similar _____________ because of similar valence electrons
What is chemical properties
400
What is the correct compound formula for Aluminum Chloride
What is AlCl
500
How many Protons, Neutrons, and Electrons are in Bismuth?
What is 83 protons, 126 Neutrons, 83 Electrons
500
What is the Noble gas notation for Copper
What is [Ar],4s2,3d9
500
An atom is considered stable if it has ____ or ____ electrons in its ourtermost shell.
What is 0 or 8
500
The size of atoms tend to (increase/decrease) as you move across periods the periodic table from left to right, and (increase/decrease) as you move down groups.