# Test Lab Results ## Activity 1 |Element/Compound|$`Mg(NO_3)_2`$|$`Zn(NO_3)_2`$|$`Cu(NO_3)_2`$|$`AgNO_3`$| |:---------------|:-------------|:-------------|:-------------|:---------| |$`Mg`$|N/A|The previously gray rod has now gotten a black coating around it The solution has not changed much|The previously gray rod has now gotten a light brownish coating around the rod, the solution has gotten a tiny bit lighter blue.|The previously gray rod as now gotten a very light gray coating around the rod. Not much change in the solution.| |$`Zn`$|Nothing changed|N/A|The solution has gotten a bit lighter, the gray rod now has a brownish coating around it|The previous dark gray rod now has a silver/light gray coating around it, nothing changed in the solution| |$`Cu`$|Nothing changed|Nothing changed|N/A|The previously brown rod now has a silver/gray coating around it, and the solution turned torquoise| |$`Ag`$|Nothing changed|Nothing changed|Nothing changed|N/A| ## Activity 2 |Element/Compound|$`Fe(NO_3)_2`$|$`Pb(NO_3)_2`$|$`Ni(NO_3)_2`$|$`Sn(NO_3)_2`$| |:---------------|:-------------|:-------------|:-------------|:---------| |$`Fe`$|N/A|The solution turned a medium dark green, and there is now a block coating around the rod|The solution got a bit darker, and there is now a silver/gray coating around the rod|The solution has gotten a greyish green, the rod also now has a silver/gray coating| |$`Pb`$|Nothing changed|N/A|Nothing changed|Nothing changed| |$`Ni`$|Nothing changed|The solution turned into a dark green, and there is now a black coating around the rod|N/A|The solution has gotten a greyish green, and there is now a silver/gray coating around the rod| |$`Sn`$|Nothing changed|Nothing changed in solution, there is now a dark thick black coating around the rod|Nothing changed|N/A| ## Activity 3 |Element/Compound|$`Fe(NO_3)_2`$|$`Cu(NO_3)_2`$|$`Zn(NO_3)_2`$|$`Pb(NO_3)_2`$| |:---------------|:-------------|:-------------|:-------------|:---------| |$`Fe`$|N/A|Nothing changed|There is now a lightish brown/orangish coating around the rod, the solution hasn't changed|The solution now turned light greyish green, and there is now a dark gray coating around the rod| |$`Cu`$|Nothing changed|N/A|Nothing changed|Nothing changed| |$`Zn`$|The solution got more opaque, more lighter green, there is now a silver coating around the rod|N/A|The solution has gotten a lighter blue, and there is now a orangish brownish coating around the rod| |$`Pb`$|Nothing changed|Nothing changed|The solution got lighter, into a lighter blue, and there is now a orangish brownish coating around the rod|N/A|