Atoms
Periodic Table
Bonding
Chemical Reactions
Acids and Bases
100
Electrons
Which parts of an atom are the smallest?
100
Rows going across the periodic table from left to right
What is a period?
100
The "magic" number of valence electrons all atoms try to get
What is eight?
100
Is always created from a chemical reaction
What is a new substance?
100
The scale that shows colors and values for acids and bases
What is pH of a neutral substance?
200
A positive (+) charge
What charge does a proton have?
200
Families or groups
What are the columns going down on the periodic table called?
200
The bond that results from giving or taking valence electrons
What is an ionic bond?
200
For a chemical equation it is used instead of an = sign
What is an arrow?
200
An example is Cabbage Juice
What is an indicator?
300
The subatomic unit that is so small that it doesn't count toward the mass of the atom
What is the electron?
300
Increases by one going from left to right
What happens to the atomic # as you go from left to right across the periodic table
300
Results from sharing valence electrons
What is a covalent bond?
300
These are the molecules that go into a chemical equation
What are reactants?
300
The strongest base pH
What is pH 14?
400
Adding the protons and electrons
How do you get an atom's atomic mass?
400
It is a liquid metal
What is Mercury?
400
The bond when metals chemically combine with non-metals
What is an ionic bond?
400
Temperature change, heat given off and gas production
What are 3 signs of a chemical change?
400
The weakest acid pH
What is pH 6?
500
Atomic mass - Atomic # (# of protons)
How do you find the # of neutrons in an atom's nucleus?
500
The family that does not react with other elements because they all have 8 valence electrons
What are the Noble Gases?
500
The name of the covalent bond where 2 pairs of electrons are shared between non-metals
What is a double bond?
500
The number of atoms of each element must be the same both before and after the reaction because of this law.
What is the law of conservation of mass?
500
A neutralization reaction that creates a salt and water
What happens when you combine equal amounts of an acid and a base?
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