Term 4 Units: Electricity and Metals & Acids

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Across
  1. 6. the reason why copper is displaced in this reaction (Iron + copper sulfate --> iron sulfate + copper) is because it is less
  2. 7. A circuit made up of only one loop.
  3. 8. Lead + sulfuric acid --> __________ + hydrogen
  4. 9. Chemical reaction of an element with oxygen
  5. 11. A chemical compound formed from the reaction of an acid with a metal
  6. 12. The current in the branches of a parallel circuit will be the ______ current of the circuit
  7. 13. the most reactive out of these 3 metals: Zinc, Iron and Copper
  8. 14. Regarding potential difference in series circuits, the more cells, the ______ the potential difference
Down
  1. 1. potential difference across the battery will be _____ to the potential difference across components in the circuit
  2. 2. The current is the ____ anywhere in a series circuit
  3. 3. A circuit made up of two or more loops
  4. 4. Group 1 metals react in this manner when in water
  5. 5. resistance = Potential difference รท ________.
  6. 10. If a metal is less reactive in a displacement reaction, then this will happen