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5 Written questions

5 Matching questions

  1. What is the menisus?
  2. The reducing agent (provides electrons to the other species being reduced) is another name for?
  3. When does combination, synthesis, or formation reactions occur?
  4. What must the oxidation number for a chemical species equal?
  5. What is the most electronegative element?
  1. a the curved liquid surface on a graduated cylinder
  2. b The net charge on the species
  3. c when two substances, usually in their elemental forms, combine to form a compound.
  4. d Fluorine
  5. e the oxidized species

5 Multiple choice questions

  1. Fluorine
  2. intensive properties
  3. reactants are oxidized
  4. the more electronegative atom
  5. Metals

5 True/False questions

  1. What are the exceptions for oxygens oxidation number not to be -2 but -1?Aluminum and gallium


  2. Reactions that absorb heat from their surroundingsExothermic Reactions


  3. What is the unit used to express the density of a liquid?g/mL


  4. What is the second electronegative element?Fluorine


  5. uncombined form of one element displaces (and replaces) another element in a compound, forming a new compoundDouble Displacement or Double Replacement Reaction Ex. AB+CD=AD+CB


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