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WorksheetsChemical Properties Quiz Review Game
Total questions: 12
Worksheet time: 6mins
The process by which one or more substances change to produce one or more different substances.
Molecule
Chemical Reaction
Compound
The simplest unit of a chemical compound that can exist, formed when two or more atoms join together chemically.
Molecule
Compound
Product
A new substance with unique chemical and physical properties formed when two or more different elements are chemically bonded during a chemical reaction.
Compound
Product
Reactant
A substance produced during a chemical reaction.
Product
Reactant
Properties
A substance that takes part in and undergoes change during a chemical reaction.
Reactant
Properties
Precipitate
Physical and chemical characteristics of matter used to describe or identify a substance.
Properties
Precipitate
Chemical Process
An insoluble solid formed from a chemical reaction.
Precipitate
Chemical Process
Reactant
All reactions where something is burned by a flame require ________ to make the reaction happen.
oxygen
carbon dioxide
water
ozone gas
What evidence supports the claim that a chemical reaction occured after the iron wool was burned?
Only an increase in mass
A change in shape
The mass increased, there was a change in color, and a precipitate formed.
Why is the substance in this image not a pure substance?
It is a pure substance, you silly goose.
There is more than one type of molecule in this substance.
There are two different colored atoms in this substance.
If none of the chemical properties (solubility, flamability, boiling point, etc...) of the crystals dissolved in the jar in the before picture do not change in the after picture, has a chamical reaction happened?
Yes
No
Why is this substance a pure substance?
The substance is built different.
The substance is made of only one type of molecule.
The substance has may molecules.
