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52 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Matter |
Anything that has mass and occupies space |
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Element |
pure substance that cannot be broken down into other substances made up of only one type of atom |
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Compound |
Chemical combination of two or more elements in a specific ratio |
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Homogenous Mixture |
Is a mixture where the components that make up the mixture are uniformly distributed throughout the mixture |
Same throughout |
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Heterogeneous Mixture |
Components of the mixture are not uniform or have different properties |
You can still identify |
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Chemical Change |
Change that results when two or more substances react to create a different substance or substances, the new substance have a completely different properties from the original one |
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Physical Change |
Change in the appearance or state of a substance that does not change the composition |
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Periodic Table |
A table in which the elements are organized by the physical and Chemical properties |
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Electron |
Negative charge |
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Ionic compound |
Pure substance formed when at least one metal and a non- metal combine (Transferred Bonds) |
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Molecular Compound |
Pure substance formed when non metals combined (Shared Bonds) |
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4 states of Matter |
Solid Gas Liquid Plasma- ionized gas |
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Melting Point |
The melting point of a substance is the temperature which it changes from solid to liquid. The melting point of ice is 0°C. |
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Boiling Point |
The boiling point of a substance is the temperature which its liquid phase changes to the gas phase. At sea level, waters boiling point is 100°C |
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Hardness |
It's the substance ability to resist being scratched. It's usually measure on the Moh's hardness scale from 1 to 10. |
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Malleability |
A substance that can be pounded or rolled into sheets is said to be malleable. Gold and tin are malleable. |
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Ductility |
Any solid that can be stretched into a long wire is said to be ductile. |
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Crystal Shape |
The shape of a substance crystals can help identify it. |
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Solubility |
The ability of a substance to be dissolved in another substance. |
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Density |
The amount of mass in a given volume of a substance. |
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Conductivity |
The ability of a substance to conduct electricity or heat. |
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Period |
Horizontal row of elements in the periodic table |
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Family or Group |
Vertical column of elements in the periodic table all have similar chemical properties. |
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Atomic mass |
Mass of one atom of an element calculated from the total number of protons, neutrons, and electrons measure in atomic mass (amu) |
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Atomic Mass Unit |
Measure of atomic mass 1 amu= 1/12th of the mass of a carbon12 atom. |
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Atomic Number |
Number of protons in the nucleus of one atom of an element. |
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Metal |
Shiny, malleable, ductile, element that conduct electricity. |
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Non Metal |
Dyll, brittle, element that does not conduct electricity |
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Metalloid |
Element that had both metallic and non metallic properties |
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Alkali Metal |
Group 1 elements in the periodic table; not including hydrogen; The most reactive of the metals. |
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Alkaline Earth Metal |
Group 2 elements in the periodic table; their reactivity is not as strong as that of alkali metal |
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Halogens |
Group 17 elements in yhe periodic table; the most reactive non metals |
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Noble Gases |
Group 18 elements in the periodic table; the most stable and unreactive elements |
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Pperiodic table |
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1 |
Hydrogen |
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2 |
Helium |
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3 |
Lithium |
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4 |
Beryllium |
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5 |
Boron |
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6 |
Carbon |
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7 |
Nitrogen |
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8 |
Oxygen |
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9 |
Fluorine |
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10 |
Neon |
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11 |
Sodium |
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12 |
Magnesium |
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13 |
Aluminum |
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14 |
Silicon |
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15 |
Phosphorus |
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16 |
Sulfur |
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17 |
Chlorine |
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18 |
Argon |
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