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74 Cards in this Set
- Front
- Back
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Bronze |
Example of a mixture |
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Number of dots on an electron dot diagram= |
Number of valence electrons |
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Number of valence electrons= |
Group number where the element is found |
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Mass Number= |
Protons + Neutrons |
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Positive Charge Found in nucleus Mass=1 |
Proton |
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Negative Charge Found outside nucleus No mass |
Electron |
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No charge Found inside nucleus Mass=1 |
Neutron |
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Elements in the same group or family |
Have the same number of valence electrons Have the same oxidation number |
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Most reactive metals |
Alkali Metals (Group 1 or 1A) |
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Most reactive nonmetals |
Halogens (Group 17 or 7A) |
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Energy transfer in/by: Metals Solids Touching Contact |
Conduction |
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Energy transferred in: Liquids or gases |
Convection |
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Energy transfer that occurs on the sun or stars Fire Burner |
Radiation |
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Examples of colloids |
Milk, fog |
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What metals do in a reaction |
Lose electrons and become positive |
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What nonmetals do in a reaction |
Gain electrons and become negative |
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Group 1 or1A |
Alkali Metals Most reactive metals 1 VE |
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Group 2 or 2A |
Alkaline Earth Metals 2VE |
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Group 17 or 7A |
Halogens Most reactive nonmetals 7VE
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Group 18 or 8A |
Noble Gases Unreactive 8VE |
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Objects that sink |
Higher density |
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Objects that float |
Lower density |
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Where solubilities are equal |
Point on graph where lines cross |
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Bonds formed in alloys |
Metallic bonds |
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Nonmetal + Nonmetal |
Covalent bond Shares electrons |
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Metal + Nonmetal |
Ionic bond Transfers electrons |
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Name of -OH |
Hydroxide |
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AB+CD-->AD+CB |
Double Replacement |
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A+B-->AB |
Synthesis |
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AB-->A+B |
Decomposition |
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A+BC-->B+AC |
Single Replacement |
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Blue-->Red |
Acid |
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Red-->Blue |
Base |
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Produces OH- or hydroxide ions in solution |
Base |
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Produces H+ or hydrogen ions in solution |
Acid |
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Begins with H |
Acid |
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Ends in OH |
Base |
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Gains electrons |
Becomes negative Nonmetals |
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Loses electrons |
Becomes positive Metals |
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1 + on L |
Synthesis |
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1 + on R |
Decomposition |
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Longest Reaction Switch Partners 2 + |
Double Replacement |
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1 element by itself replaces another 2 + |
Single Replacement |
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Weakest radiation but largest particles |
Alpha |
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Middle size and strength radiation |
Beta |
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Strongest radiation |
Gamma |
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Fraction left after 1half-life |
1/2 |
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Fraction left after 2 half-lives |
1/4 |
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Fraction left after 3 half-lives |
1/8 |
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When to use di- and tri- as prefixes when naming compounds |
Only when bond is covalent (NM + NM) |
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Number of dots on EDD |
Number of valence electrons |
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Paper's ability to be folded |
Physical Property |
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Paper's ability to burn |
Chemical Property |
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Group number and VE for :X: |
14 or 4A 4 VE |
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methane (CH4) |
compound |
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Groups that form covalent bonds |
13-17 3A-7A nonmetals |
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physical change gas to liquid |
condensation |
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physical change liquid to gas |
evaporation vaporization boiling |
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physical change solid to liquid |
melting |
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physical change liquid to solid |
freezing |
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half-lives from 100g to 6.25g |
4 |
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Going down a group on the PT |
VE stay the same Reactivity increases |
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Ends in -ate |
Polyatomic ion |
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Causes water level to decrease over time |
Evaporation |
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Bond formed by Group 1 (1A) and Group 17 (7A) |
Ionic Bond |
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Sour taste |
Acid |
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Bitter Taste |
Base |
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Examples of mixtures |
Soil, air |
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Identity of element with 10 total electrons |
Neon |
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Nickel |
Example of an element |
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Iron attracted to magnets |
Physical Property |
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Iron rusts |
Chemical Property |
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Decay that is an electron |
Beta |
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Formula for Sodium Hydroxide |
NaOH |
