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42 Cards in this Set
- Front
- Back
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Chemical Properties |
Flammability, Reactivity, Reactivity With Oxygen |
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Density Equation |
Density = Mass/Volume |
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Mass vs. Weight |
Doesn't change no matter where you are vs. Changes depending on how much or how little gravity there is |
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Signs of Chemical Change |
Change in color, change in odor, production of heat, fizzing, foaming, sound being given off, light being given off |
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Solid |
Definite shape Definite volume |
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Liquid |
Indefinite shape Definite volume |
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Gas |
Indefinite shape Indefinite volume |
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A {BLANK} has properties that differ from those of the elements that form it. |
Compound |
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Homogenous vs. Heterogenous |
Same uniform appearance and composition throughout vs. Consists of visibly different substances or phases |
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Properties of Metals |
Shiny Conducts Heat Conducts Electricity |
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Properties of NonMetals |
Dull Can't Conduct Heat Can't Conduct Electricity |
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Three Particles of an Atom |
Protons-Positive Neutrons-Neutral Electrons-Negative-Smallest |
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Nucleus |
Nuetrons and protons found inside Positive Charge |
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Naming Isotopes |
Write the name of the element followed by a hyphen and mass number of the Isotope. EX. Oxygen - 17 |
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Periodic Table |
Medeleev- increasing atomic mass Now- increasing atomic number |
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Period vs. Group |
Rows vs. Columns |
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Most Reactive Metal |
Alkali Metals |
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Most Reactive NonMetal |
Halogen |
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Group 1 |
Alkali Metals |
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Group 2 |
Akaline Earth Metal |
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Group 17 |
Halogens |
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Group 18 |
Noble Gases |
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Loses Electrons |
Positive Ions |
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Gains Electrons |
Negative Ions |
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{BLANK} are formed when electrons are transferred from one atom to another atom. |
Ionic Bonds |
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1, 2, 3 |
Positive Ions |
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5, 6, 7 |
Negative Ions |
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Ionic Compound Properties |
Brittle High Melting Point High Boiling Point |
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Look at {BLANK} for number of valence electrons |
group number |
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Electrons in Bonds Single Bond Double Bond Triple Bond |
2 electrons 4 electrons 6 electrons |
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Polar vs. NonPolar |
Occurs when two atoms share electrons unequally vs. Occurs when two atoms share electrons equally |
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Covalent Compound Names and Formulas CO2 Dinitrogen monoxide |
Carbon Dioxide N2O |
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Ionic Compound Names and Formulas Sodium Chloride MgCl2 |
NaCl Magnesium Chloride |
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The formulas of the {BLANK} are written before the arrow. |
reactants |
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The formulas of the {BLANK} are written after the arrow. |
Products |
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A {BLANKITY BLANK} separates the formulas of two or more reactants or products from one another. |
plus sign |
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The {BLANKITY BLANK} separates the formulas of the reactants from the formulas of the products. |
Arrow/ Yields Sign |
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Types of Reactions |
Exothermic Endothermic |
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Exothermic Reaction |
2Na + Cl -> 2NaCl + energy |
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Endothermic Reaction |
2H2O + energy -> 2H2O + O2 |
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What Affects the Rates of Reactions |
Temperature Concentration Surface Area Inhibitors |
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Balancing Equations: NaNO2 + PbO -> Pb(NO3)2 + Na2O |
2NaNO2 + PbO -> Pb(NO3)2 + Na2O |
