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50 Cards in this Set
- Front
- Back
- 3rd side (hint)
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What is a chemical bond?
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An attraction between atoms or ions
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What are the two types of bonds?
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Covalent and ionic
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Covalent bond is where electrons are...
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shared
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Ionic bonds are where electrons are...
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transferred
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Ionic compounds form between a (4 types:
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metal and nonmetal, metal and polyion, transition metal and nonmetal, hydrogen and nonmetal
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2 reasons why bonds form:
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greater stability and lower energy
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Name and formula for fertilizer
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ammonium nitrate, NH4NO3
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K2SO4
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potassium sulfate
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HI(g)
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hydrogen iodide
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What is electronegativity?
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a method to decide how the electrons are used in a compound
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Electronegativity: 0
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pure covalent
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Electronegativity: 0.6
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polar covalent
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Electronegativity: 1.7
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ionic
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Pure covalent means:
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equal sharing of electrons
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The smaller electronegative value gets the delta...
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+
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Solid to a gas
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sublimation
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solid to liquid
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melting
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liquid to solid
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freezing
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liquid to gas
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evaporation
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gas to solid
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deposition
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(ex. frost.)
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Acids taste:
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sour
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Bases taste:
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bitter
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Acids turn litmus paper:
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red
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Acids will disolve metals such as iron, zinc, and magnesium and release a _______ gas
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H2
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A strong acid breaks apart _____ in water
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100%
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A weak acid breaks apart ____ in water
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only partially
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0-6 on pH scale
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acidic
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7 on pH scale
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neutral
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8-14 on pH scale
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basic
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Prefixes: 1
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mono
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Prefixes: 2
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di
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Prefixes: 3
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tri
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Prefixes: 4
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tetra
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Prefixes: 5
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penta
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Prefixes: 6
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hexa
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Prefixes: 7
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hepta
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Prefixes: 8
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octa
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Prefixes: 9
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nona
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Prefixes: 10
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deca
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hydroxide
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OH-
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nitrite
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NO2-
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nitrate
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NO3-
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hydrogen carbonate
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HCO3-
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cyanide
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CN-
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acetate
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C2H3O2
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carbonate
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CO3 2-
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sulfate
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SO4 2-
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sulfite
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SO3 2-
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phosphate
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PO4 3-
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phosphite
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pO3 3-
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