From: dlzc1@cox.net   
      
   On Tuesday, January 23, 2018 at 9:11:02 AM UTC-7, blueoce...@gmail.com wrote:   
   > why ZnSO4 is formed ...why not CuSO4?   
      
   Which is easier to oxidize, Zn or Cu?  Look up the electronegativity...   
   https://chem.libretexts.org/Core/Inorganic_Chemistry/Descriptive   
   Chemistry/Periodic_Trends_of_Elemental_Properties/Periodic_Trends   
      
   Why are you replaying to a 15+ year old thread?   
      
   David A. Smith   
      
   --- SoupGate-Win32 v1.05   
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