Acids and bases
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| show | anything that produces hydrogen ions in aqueous soln
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| Arrhenius base | show 🗑
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| show | anything that donates a proton
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| Bronsted and Lowry base | show 🗑
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| Lewis acid | show 🗑
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| show | anything that donates a pair of e's
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| the stronger the acid, the _____ the conjugate base | show 🗑
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| the stronger the base, the _____ the conjugate acid | show 🗑
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| show | a substance that can act as either an acid or base
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| strong acids | show 🗑
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| show | NaOH, KOH, NH2-, H-, Ca(OH)2, Na2O, CaO
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| polyprotic acid | show 🗑
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| show | acids that can donate 2 protons, the second proton is usually so weak and often negligible
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| show | decreases, increases
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| show | (1) strength of bond holding H (2) polarity of the bond (3) stability of the conjugate base
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| show | increasing
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| show | decreasing
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| ___ bond strength will increase acidity | show 🗑
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| in a series of oxyacids, more oxygens means a __ acid | show 🗑
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| hydride | show 🗑
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| show | basic or neutral
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| nonmetal hydrides are ___ | show 🗑
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| show | increase (H2O < H2S < H2Se < H2Te
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| show | H2O + H2O --> H3O+ + OH-, equilibrium constant Kw
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| Kw | show 🗑
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| show | =pH + pOH = 14
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| show | Ka, equilibrium constant for acid dissociating in water, = [H+][A-]/[HA]
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| Kb | show 🗑
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| show | ionic cmpd's that dissociate in water and often create acidic or basic conditions; pH of such son can be predicted qualitatively by comparing conjugates of the respective ions
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| titration | show 🗑
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| equivalence point | show 🗑
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| equivalence point for equally strong acid-base titrations | show 🗑
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| show | point where we could add the largest mat of acid or base w/ the least amt of change in pH (most well buffered); where there is 50% A- and 50%HA; point where half of the acid has been neutralized by the base
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| show | pH = pKa + log([A-]/HA]); when at the half equivalence point, the pH = pKa
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| show | usually a weak acid whose conjugate base is a different color
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| endpoint of indicator | show 🗑
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Created by:
miniangel918
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