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5 Written questions

5 Matching questions

  1. What electronegative element, combined with any other element has an oxidation number of -1
  2. reduced
  3. What is the menisus?
  4. What is the unit used to express the density of a solid?
  5. When combined with nonmetals, what is the oxidation number of Hydrogen?
  1. a +1
  2. b the curved liquid surface on a graduated cylinder
  3. c Reactant gains electrons (becomes more negative)
  4. d Fluorine
  5. e g/cm3

5 Multiple choice questions

  1. zero
  2. when two substances, usually in their elemental forms, combine to form a compound.
  3. intensive properties
  4. -1
  5. g/mL

5 True/False questions

  1. What must the oxidation number for a chemical species equal?The net charge on the species


  2. The ration of the mass of a substance to its volume (D=m/v)Density


  3. The oxidizing agent (recieves the electrons lost by the reducing agent) is another name for?the reduced species


  4. Reperesents the difference between the number of valence elctrons surround the atom in the species involved the the reaction and the number present inthe atom's uncombinded formOxidation number


  5. What is the most electronegative element?Fluorine


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