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Chlorine is:
                   A.  A gas
                   B.  A halogen
                   C.  Is highly reactive with metals
                   D. All the above

               An experiment involving chlorine should be conducted:
                   A.  In private
                   B.  In a well ventilated area
                   C.  In a room without any windows
                   D. In your sister’s room


               Making Copper

               A chemical solution has positively charged sodium ions. When electricity is
               passed through the solution:
                   A.  Sodium ions are attracted to the negative electrode
                   B.  Sodium ions bounce back and forth between the electrodes
                   C.  Sodium ions for table salt
                   D. Sodium ions die

               A solution is saturated when:
                   A.  All the chemical on your measuring spoon dissolves
                   B.  It has dissolved as much as it can
                   C.  After dissolving, there are crystals at the bottom of the test tube
                   D. B and D


               Magnesium Battery

                       2Mg + O 2 –> 2MgO
               What type of reaction is occurring in the above chemical equation?
                   A.  Displacement
                   B.  Redox
                   C.  Substitution
                   D. Combination
               What two things do you need to produce electricity in a chemical reaction?
                   A.  Electrolytes and electrodes

                   B.  Anode and Anole
                   C.  Cathode and Doghode
                   D. A will and a way




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