Monday, June 24, 2013

Unit 1 SBS #19-24 (pg. 51)

19. a. 6 electrons
      b. 13 protons
      c. 82 electrons
      d. 17 protons

20. a. no
      b. no
      c. yes
      d. no

21. a. anion
      b. neutral
      c. neutral
      d. cation
      e. cation

22. a. gained electrons
      b. neither
      c. neither
      d. lost electrons
      e. lost electrons

23. a. H
      b. Na +
      c. Cl -
      d. Al 3+

24. a. Potassium Iodide: KI
      b. Calcium Sulfide: CaS
      c. Iron Bromide: (Fe)(Br)3
        d. Barium Hydroxide: Ba(OH)2
      e. Ammonium Phosphate: (NH4)3(PO)4
      f. Aluminum Oxide: (Al)2(O)3  

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