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. 

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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

MetalOxidation Reaction
LithiumLi( 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.

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