Show:
Atoms and Valence Electrons
Ionic Bonds
Covalent Bonds
vocabulary
Chemical Bonding
100
The electrons  outer energy level of an atom are called
What are valence electrons
100
Atoms that have lost or gained electrons will form
What are ions
100
Covalent bonds usually form between two
What are nonmetals
100

chemical symbols and numbers that represent the number of atoms of each element that make up a compound.


what is a chemical formula
100
The number of valence electrons for Al
What is 3
200
A representation of valence electrons using dots
What is Electron Dot Diagram
200
The electron charge will be positive if you ______.
What is lose electrons
200

In covalent bonds the valence electrons are

(gained, lost, shared , or pooled)

What is shared.
200
columns on the periodic table; there are 18
What are groups
200
the force that holds two or more atoms together
What is a chemical bond
300
All atoms in order to be stable need
What are 8 valence electrons
300

ionic bonds form between

What is a metal and nonmetal
300
The rule that states all electrons want 8 valence electrons to be stable
What is the Octet Rule
300
type of bond formed when atoms pool electrons
What is a metallic bond
300
Kind of Bond is CO2 and why?
covalent bond and because Carbon and Oxygen both nonmetals.
400
An atom with 3 valence electrons wants to gain 2 in order to be stable. True or False
What is false
400
The group name for the elements that need to lose just one electron to be stable
What are the alkali metals
400
A bond in which electrons are shared unequally.  Ex. water
What is polar bond
400
a neutral particle formed when atoms share electrons- group of atoms held together by covalent bonding that acts as an independent unit.
What is molecule
400
The elements that are the most reactive because they need  to gain one more electron to be stable
What is are the halogens, chlorine, fluorine, iodine,etc
500
What group of elements are considered to be nonreactive ( stable)
What are noble gases
500
How many electrons will Sodium gain or lose when forming a compound?

lose 1; Na+1

500
Which elements can either gain, lose, or share 4 electrons
Group 14- Carbon Family
500
type of bond formed when atoms gain or lose electrons
What is an Ionic Bond
500
When making an electron dot diagram- How many dots would be around the element Calcium (Ca)
2