Chem

3 Questions | Total Attempts: 37

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Chem

Questions and Answers
  • 1. 
    Which is the most reactive metal?
    • A. 

      Copper

    • B. 

      Zinc

    • C. 

      Iron

    • D. 

      Potassium

  • 2. 
    In an exothermic reaction energy is transferred to/from the environment