TOPIC ONE
TOPIC TWO
TOPIC THREE
TOPIC FOUR & SIX
TOPIC SEVEN & EIGHT
100
This is another name for a mechanical mixture.
What is a heterogeneous mixture.
100
Chemistists classify changes in matter into two what two categories?
What is physical and chemical change?
100
In a chemical change, the total mass of the new substance is always the same as the total mass of the original substance
What is The Law of Conservation of Mass.
100
The group of elements that form a staircase separating the metals and non-metals on the periodic table.
What are metalloids?
100
Chemical reactions can be classified as what these two types.
What is exo and endothermic?
200
Pure substances can be further classified as what two categories?
What is an element and compound?
200
Combustion is an example of what kind of change?
What is a chemical change?
200
This Law states that, "Compounds are pure substances that contain two or more elements combined together in a fixed definite proportion."
What is The Law of Definite Composition?
200
Family number one that tend to get rid of an electron.
What are alkali metals?
200
If energy is one of the products it is what type of reaction?
What is an exothermic reaction?
300
A mixture that is made of two or more parts but appears as one.
What is a solution (homogenous) mixture?
300
Frost forming on a windshield is what kind of change?
What is a physical change?
300
Negative charged particles found outside of the nucleus of an atom.
What is an electron?
300
This family of elements are corrosive.
What are halogens?
300
Natural catalysts in the human body.
What is an enzyme?
400
WHMIS stands for what.
What is Workplace Hazardous Materials Information System?
400
Viscosity is an example of what kind of property?
What is a physical quantitative property?
400
The mathematical formula for calculating the number of neutrons in an atom.
What is subtracting the atomic number FROM the atomic mass.
400
These compounds are formed from two non-metals.
What is a molecular compound?
400
These slow down chemical reactions.
What is an inhibitor?
500
Windex would be classified as a .....
What is a solution?
500
This property describes a material that can be hammered into different shapes.
What is malleability?
500
The process of decomposing a chemical compound by passing an electric current through it.
What is electrolysis?
500
S O 2 3 Name this compound
What is disulfur trioxide?
500
Four factors that affect the rate of a chemical reaction.
What is temperature, surface area, stirring, and concentration?
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