Redox Questions

  1. The loss of electrons is called
    1. Reduction
    2. Oxidation
  2. In the reaction H2 + F2 --> 2HF
    1. H2 and F2 are both reduced
    2. H2 and F2 are both oxidized
    3. H2 is reduced and F2 is oxidized
    4. H2 is oxidized and F2 is reduced
  3. Give the oxidation number (charge) of Mn in KMnO4
  4. Give the oxidation number (charge) of P in H3PO4
  5. Give the oxidation number (charge) of O in H2O2
  6. In the balanced redox equation:
    8H+ + 6Cl- + Sn + 4NO3-1 --> SnCl6-2 + 4NO2 + 4H2O
    the reducing agent is
    1. H+
    2. Cl-
    3. Sn
    4. NO3-1
    5. SnCl6-2

Answers