Element-ary
Mole-cool
Mixing it Up
Physical or Chemical
Miscellaneous
100
The number of elements in the periodic chart.
What is over 100?
100
The smallest unit of a compound.
What is a molecule?
100
Two or more substances that are mixed together and their atoms are not joined.
What is a mixture?
100
When you combine vinegar and baking soda and gives off a gas.
What is a chemical property?
100
An ice cube is this, because it has a definite volume and a definite shape.
What is a solid?
200
The scientist who made the chart of elements.
Who is Mendeleev?
200
Iron mixes with this to make rust.
What is oxygen?
200
Solution or mixture: Lemonade
What is a solution?
200
Batter baked into a cake. Chemical or physical?
What is chemical?
200
The physical property that describes how much a substance with stretch or bend.
What is elasticity?
300
Anything that has mass and takes up space
What is matter?
300
Has a definite volume, but takes the shape of the container it is in.
What are liquids?
300
Solution or mixture: Iron filings and powdered sulfur.
What is mixture?
300
Ash formed from burning wood.
What is a chemical property?
300
The symbol H2O, refers to what elements and how many?
What is two hydrogen and one oxygen?
400
Groups of elements are found in these in the periodic table.
What are columns?
400
A long chain of molecules.
What are polymers?
400
A mixture in which the basic parts of substances are spread evenly through another substance.
What is a solution?
400
Cucumbers tossed in a salad.
What is physical change?
400
Knowing about chemical properties can help identify this.
What is the elements and compounds that make up the object?
500
When sodium and chlorine combine, it makes this.
What is salt?
500
Name two ways to separate a compound or a mixture.
What is by heat and light?
500
Double Jeopardy! Name ALL the particles of an atom and their charges.
What is electron - negative charge proton - positive charge neutron - no charge
500
DOUBLE JEOPARDY! Explain why digesting food can be both a physical and chemical change.
What is Physical - in the mouth, you break down food Chemical - saliva and digestive juices in stomach chemically break down food
500
How do you use gold's chemical property to check if it is fool's gold?
What is fool's gold will react with nitric acid and give off hydrogen sulfide gas, whereas gold will not?
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