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17 Cards in this Set

  • Front
  • Back
Arrhenius Acid
anything that produces H ions in aqueous solution
Arrhenius Base
anything that produces hydroxide ions in aqueous soltion
Bronsted and Lowry Acids/Bases
Acids = anything that donates a proton
Bases = anything that accepts a proton
Lewis Acid/Base
Acid = anything that accepts a pair of electrons
Base = anything that donates a pair of electrons
The _________ the cation, and ________ the charge, the stronger the acid strength
smaller, higher
Each point on the pH scale corresponds to a ______ difference in H+ conc.
Substances that act as an acid or base, depending on environment (como water)
Strong Acids
hydroiodic acid = HI
hydrobromic acid = HBr
hydrochloric acid = HCl
Nitric Acid = HNO3
Perchloric Acid = HClO4
Chloric Acid = HClO3
Sulfuric Acid = H2SO4
Strong Bases
Sodium Hydroxide = NaOH
Potassiun Hydroxide = KOH
Amide Ion = NH2-
Hydride Ion = H-
Calcium Hydroxide = Ca(OH)2
Sodium Oxide = Na2O
Calcium Oxide = CaO
Acid dissociation ________ w/ acid concentration but acid strength ________ with acid concentration
decreases, increases
Three factors in a molecular structure that determine whether or not a molecule containing a hydrogen will release it into solution:
1) strength of the bond holding the hydrogen to the molecule
2) the polarity of the bond
3) the stability of the conjugate base
Relative Acidities of the Halogens:
HI > HBr > HCl > HF
In oxyacids, the molecule w/ the most oxygens makes the _______ acid
On the period table, the basic hydrides are to the _______, and the acidic hydrides are to the _______
left, right
The acidity of nonmetal hydrides tends to ________ going down the periodic table:
H2O < H2S < H2Se < H2Te
Which salts act as WEAK Lewis Acids in aqueous solutions?
All cations, except for those of the alkali metals and the heavier alkaline earth metals (Ca2+, Sr2+, Ba2+)
Read pgs 93-106
Chemistry (Lecture 6)