Fourth Quarter Chemistry

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Across
  1. 3. In the splitting of molten salts, cations are ___ and anions are ___.
  2. 5. In the qualitative analysis for metallic elements, Group 4 cations form insoluble ___s.
  3. 7. The external power source ___ electrons from the anode, so it is ___.
  4. 9. In the qualitative analysis for metallic elements, Group 2 cations form ___-insoluble sulfides.
  5. 10. The ion with the lowest __ in mixed molten salts will be oxidized.
  6. 13. Half cell reduction potential values is not applicable for molten salts because they are for ___ ions.
  7. 15. ___ always takes place at the cathode.
  8. 16. In the electrolysis of aqueous ionic solutions, either an ion is oxidized or ___ gas is formed.
  9. 17. Electrolysis of water usually occurs in ___ conditions.
  10. 19. In the qualitative analysis for metallic elements, the alkali metal ions and ___ ions remain dissolved.
  11. 20. To determine the cell potential for the electrolysis of pure water at room temperature, the ___ equation is used.
  12. 21. In the qualitative analysis for metallic elements, Group 3 cations form ___-insoluble sulfides and hydroxides.
  13. 22. The external power source ___ electrons from the anode, so it is ___.
  14. 25. The electrons come from the external power source, which ___ them to the cathode, so it is ___.
  15. 26. The SI unit for current is the ___.
Down
  1. 1. The ion with the ___ ionization energy in mixed molten salts will be reduced.
  2. 2. In the qualitative analysis for metallic elements, Group 1 cations form insoluble __s.
  3. 4. The splitting of a substance using electricity is called ___.
  4. 6. In the electrolysis of aqueous ionic solutions, either an ion is reduced or ___ gas is formed.
  5. 8. ___ Law of Electrolysis states that electrical charge is proportional to the amount of product.
  6. 11. In an ___ cell, electrical energy from an external source drives a nonspontaneous reaction.
  7. 12. The central nonmetal in ___s are in their highest oxidation states, and cannot be further oxidized.
  8. 14. The electrons come from the external power source, which ___ them to the cathode, so it is ___.
  9. 16. The increment above the expected voltage due to the production of some gases is called ___.
  10. 18. ___ always takes place at the anode.
  11. 23. In the splitting of molten salts, cations are ___ and anions are ___.
  12. 24. In the electrolysis of aqueous ionic solutions, ___ competes with the ions for reaction.