Practice Quiz

PCAT Review Questions - Pharmacy College - Question List

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51. Which of the following species is classified as an electrolyte?
  1. CH4
  2. C6H12O6
  3. N2
  4. Na+
  5. O3
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52. Which of the following elements displays bonding characterized by a delocalized “sea of electrons?”
  1. Fluorine
  2. Nitrogen
  3. Copper
  4. Sulfur
  5. Argon
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53. Which of the following metals reacts explosively when placed in water?
  1. Manganese
  2. Silver
  3. Zinc
  4. Sodium
  5. Chromium
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54. Which of the following straight-chain hydrocarbons is classified as saturated?
  1. C2H4
  2. C4H8
  3. C4H6
  4. C5H10
  5. C2H6
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55. 80.0 grams of NaOH is dissolved in 3.0 moles of H20. What is the mole fraction of NaOH in this solution?
  1. .20
  2. .37
  3. .40
  4. .64
  5. .79
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