Periodic Table
Periodic Table 2
Compounds, Mixtures, Solutions
Changes
Energy
100
The Periodic Table is made of these
What are elements?
100
Na, Li, Ne are all examples of
What are elements?
100
When 2 or more atoms join together CHEMICALLY
What are compounds?
100
This change includes a change of State (gas, solid, liquid) and DOES NOT form a new substance. It can be reversed. You can still tell what it is.
What is a physical change?
100
Resources that are limited are called?
What are nonrenewable?
200
atoms are closely packed together in this state (solid, liquid, or gas)
What are solids?
200
Groups 1-13 contain mostly these
What are metals?
200
A mixture that is evenly mixed (ex. Kool-Aid)
What is a homogenous mixture?
200
This change can include bubble release, heat, light, etc. and DOES FORM a new substance.
What is a chemical change?
200
Resources that can be replaced are not used up are called these
What are renewable resources?
300
Only has one type of atom throughout
What is an element?
300
Metalloids are found mostly
Where is along the "steps" on the table?
300
Two or more substances combined PHYSICALLY
What is a mixture?
300
If baking soda and vinegar are mixed what kind of change has occurred?
What a chemical change?
300
Photovoltaic (solar) cells convert which energy into which energy?
What is light into electrical?
400
Which group of elements are MOST reactive? Least?
What are alkali metals (Group 1) and Noble Gases (Group 18)?
400
A you go from left to right the mass/density does this
What is increase?
400
A solid that forms in a solution
What is a precipitate?
400
Matter is neither lost nor gained. (You end with what you start) is called this?
What is Law of Conservation of Matter?
400
Heat Energy that is found inside the Earth is called this
What is Geothermal Energy?
500
What is the chemical formula for Aluminum?
What is Al?
500
this group has a few other shell and are non reactive
What are the Noble Gases?
500
H2O and NaCl are examples of these
What are compounds?
500
If the letters and numbers (amounts) are the same on each side of the arrow you have this kind of equation?
What is a balanced equation?
500
Energy source that would most affect global transportation if depleted
What is petroleum?
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