# Problem: Using the activity series (refer to the following table), write balanced chemical equations for the following reactions. If no reaction occurs, simply write no reaction.Activity Series of Metals in Aqueous SolutionMetalOxidation ReactionLithiumLi( s )  →  Li+ ( aq ) + e-PotassiumK( s )  →  K +  ( aq ) + e-BariumBa( s )  →  Ba2 +  ( aq ) + 2e-CalciumCa( s )  →  Ca2 +  ( aq ) + 2e-SodiumNa( s )  →  Na +  ( aq ) + e-MagnesiumMg( s )  →  Mg2 +  ( aq ) + 2e-AluminumAl( s )  →  Al3 +  ( aq ) + 3e-ManganeseMn( s )  →  Mn2 +  ( aq ) + 2e-ZincZn( s )  →  Zn2 +  ( aq ) + 2e-ChromiumCr( s )  →  Cr3 +  ( aq ) + 3e-IronFe( s )  →  Fe2 +  ( aq ) + 2e-CobaltCo( s )  →  Co2 +  ( aq ) + 2e-NickelNi( s )  →  Ni2 +  ( aq ) + 2e-TinSn( s )  →  Sn2 +  ( aq ) + 2e-LeadPb( s )  →  Pb2 +  ( aq ) + 2e-HydrogenH2 ( g )  →  2H +  ( aq ) + 2e-CopperCu( s )  →  Cu2 +  ( aq ) + 2e-SilverAg( s )  →  Ag +  ( aq ) + e-MercuryHg( l )  →  Hg2 +  ( aq ) + 2e-PlatinumPt( s )  →  Pt2 +  ( aq ) + 2e-GoldAu( s )  →  Au3 +  ( aq ) + 3e-Hydrochloric acid is added to gold metal.

###### FREE Expert Solution

From the given activity series:

Gold (Au) lower in the activity series than hydrogen.

###### Problem Details

Using the activity series (refer to the following table), write balanced chemical equations for the following reactions. If no reaction occurs, simply write no reaction.

Activity Series of Metals in Aqueous Solution

 Metal Oxidation Reaction Lithium Li( s )  →  Li+ ( aq ) + e- Potassium K( s )  →  K +  ( aq ) + e- Barium Ba( s )  →  Ba2 +  ( aq ) + 2e- Calcium Ca( s )  →  Ca2 +  ( aq ) + 2e- Sodium Na( s )  →  Na +  ( aq ) + e- Magnesium Mg( s )  →  Mg2 +  ( aq ) + 2e- Aluminum Al( s )  →  Al3 +  ( aq ) + 3e- Manganese Mn( s )  →  Mn2 +  ( aq ) + 2e- Zinc Zn( s )  →  Zn2 +  ( aq ) + 2e- Chromium Cr( s )  →  Cr3 +  ( aq ) + 3e- Iron Fe( s )  →  Fe2 +  ( aq ) + 2e- Cobalt Co( s )  →  Co2 +  ( aq ) + 2e- Nickel Ni( s )  →  Ni2 +  ( aq ) + 2e- Tin Sn( s )  →  Sn2 +  ( aq ) + 2e- Lead Pb( s )  →  Pb2 +  ( aq ) + 2e- Hydrogen H2 ( g )  →  2H +  ( aq ) + 2e- Copper Cu( s )  →  Cu2 +  ( aq ) + 2e- Silver Ag( s )  →  Ag +  ( aq ) + e- Mercury Hg( l )  →  Hg2 +  ( aq ) + 2e- Platinum Pt( s )  →  Pt2 +  ( aq ) + 2e- Gold Au( s )  →  Au3 +  ( aq ) + 3e-

Hydrochloric acid is added to gold metal.