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1. Place a check mark beside those reactions that will not occur. a) Zn + CuCl2 ----> b) Br2 + CuCl2----> c) Na + LiCl ----> d) Zn + MgCl2 ----> e) F2 + CuCl2 ----> f) Pb + SnCl2 ----> Identify which of the following are oxidation-reduction reactions by writing a yes or no in the blank provided. Circle the element being oxidized. Put a square around the element being reduced. a) MgCl2 + 2 NaNO3 Mg(NO3)2 + 2NaCl _______ b) Na2O + H2O 2NaOH _______ c) Cl2 + Mg MgCl2 _______ d) Ca + CuCl2 ---> CaCl2 + Cu _______ Identify whether the following are being oxidized or reduced. a) Fe 2+ Fe 3+ b) Mn 7+ Mn 3+ c) Br2 2Br 1- d) Cu 1 + + 1e- ? e) ? Mn 3++ 1e- Mn5
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