element
Compounds
Mixtures and solutions
States of matter
phase changes
100


Smallest unit of an element.


What is an atom 

100


A substance that is chemically bonded.



What is a compound 

100


Mixtures are physically or chemically combined?


What is physically

100


State of matter with definite shape and definite volume.


What is solid 
100


Liquid → Solid


Freezing 

200


This table organizes all known elements.


What is a the periodic table 

200


H₂O is an example of this.


What is a compound 

200


A solution is what type of mixture?


What is Homogeneous


200


State of matter with definite volume but no definite shape.


What is liquid 

200


Solid → Liquid


Melting 

300


Gold (Au) is an example of this.


What is an element 

300


Compounds have new ______ compared to the elements that formed them.


What is properties

300


The substance that dissolves is called the:


What is solute 

300


State of matter with no definite shape and no definite volume.


What is gas 

300


Gas → Liquid


Condensation 

400


Elements are made of only one type of this.



What is an Atom


400


Compounds can only be separated by this type of change.


What is a chemical change 
400


The substance that does the dissolving is called the:


What is solvent 

400


In solids, particles mostly do this.


What is vibrate

400


Liquid → Gas at the surface


Evaporation 

500


Elements cannot be broken down by this type of change.


What is a chemical change 

500


If a substance breaks into new substances when heated, it is likely a


What is a compound

500


Air is considered a solution because it is


What is evenly mixed

500


In gases, particles are close together or far apart?


What is far apart?

500


Liquid → Gas throughout the entire liquid at a specific temperature


Boiling 

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