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26 Cards in this Set
- Front
- Back
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What determines whether a substance is acid, basic, or neutral?
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the relative amount of hydrogen ions in the solution
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An acidic solution contains more ions of _____ than _____.
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H+ than OH-
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A basic solution contains more _____ ions than ______ ions.
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OH- than H+
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A neutral solution has an equal amount of ______.
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OH- and H+ ions
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How do acids taste?
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sour
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Bases tase _____ and tend to be _____.
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bitter, slippery
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According to the Arrhenius model, what is an acid?
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a substance that contains hydrogen and ionizes to produce hydrogen ions in an aqueous solution
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According to the Arrhenius model, what is a base?
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a substance that contains a hydroxide group and dissasociates to produce OH- ions
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According to the Bronsted-Lowry Model of acids and bases, acids are ______ donors.
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hydrogen ion
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According to the Bronsted-Lowry Model of acids and bases, bases are hydrogen ion ______.
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acceptors
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conjugate acid
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the species produced when a base accepts a hydrogen ion to form an acid
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conjugate base
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the species that results when an acid donates a hydrogen ion to a base
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conjugate acid-base pair
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two substances related to each other by the donating and accepting of a single hydrogen ion
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amphoteric
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able to be an acid or a base
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monprotic acid
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an acid that can donate one hydrogen ion
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polyprotic acid
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an acid that can donate more than one hydrogen
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anhydride
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an oxide that becomes an acid or base by adding the elements contained in water
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Oxides of nonmetallic elements usually form a(n) ________ in aqueous solution.
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acid
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Oxides of metallic elemts usually form a(n) _________ in aqueous solution.
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base
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strong acids
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acids that ionize completely in dilute aqueous solutions
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Name four strong acids.
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HCl
HBr HI HClO(4) HNO(3) H(2)SO(4) |
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weak acids
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acids that ionize only partially in dilute aqueous solutions
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Name five weak acids.
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HF
HCN H(2)S H(2)CO H(3)BO(3) |
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How do you find the ionization constant?
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divide the product of the concentrations of the conjugates by the product of the concentrations of the original substances
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pH=?
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negative logarithm of the hydrogen ion concentration
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pOH + pH = ?
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14
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