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31 Cards in this Set
- Front
- Back
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Bronsted-Lowry Acid
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a proton donor
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Bronsted-Lowry Base
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a proton acceptor
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Oxidation-reduction reaction (redox)
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a reaction in which there is a net movement of electrons from one reactant to or towards another
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oxidation number
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the charge an atom has or would have if all unevenly shared electrons were transferred completely
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on: elemental form
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0
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on: monatomic ion
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on = ionic charge
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on: sum of on in compound
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equals zero
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on: (1)
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1
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on: (2)
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2
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on: hydrogen
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+1 when in combination with nonmetals
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on: fluorine
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-1 in combination with metals and boron
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on: oxygen
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-1 in peroxides, -2 in other compounds, except with F
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on: (17)
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-1 with metals, nonmetals (besides O), and halogens lower in the group
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on: S8
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0
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on: Al2O3
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Al = +3 O= -2
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on: N2H4
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N = -2 H = +1
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on: S2(O3)2-
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S = +2 O = -2
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on: HP(O4) 2-
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H = +1 P= +5 O = -2
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on: CH3OH
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C = -2 H = +1 O = -2
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if x loses electrons…..
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x is oxidized x is the reducing agent x increases its oxidation number
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if y gains electrons….
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y is reduced y is the oxidizing agent y degreases its oxidation number
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12.19 mL of 0.1038 M KMnO4 were required to oxidize 25.00 mL of FeCl2. What is the molarity of the FeCl2, given the reaction: MnO4- (aq) + 5 Fe2+ (aq) + 8H+ (aq) ---> Mn2+ (aq) + 5Fe3+ (aq) + 4H2O (l)
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0.01276 M
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A + B ---> C
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Combination
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C ---> A + B
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Decomposition
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A + BC ---> AC + B
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displacement
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metal activity series
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Li, K, Ba, Ca, Na, Mg, Al, Mn, Zn, Cr, Fe, Cd, Co, Ni, Sn, Pb
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reversible reaction
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reaction that proceeds simultaneously in both directions
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equilibrium
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the forward reaction and the reverse reaction proceed at equal rates
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To standardize an HCl solution, 50.00 mL of HCl is put in flask with indicator. 0.1524 M NaOH goes into buret with initial reading of 0.55 mL and an end point reading of 33.87 mL. What is the concentration of the HCl solution?
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0.1016 M HCl
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Oxidation
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the LOSS of electrons (LEO)
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Reduction
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the GAIN of electrons (GER)
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