In: Chemistry
Identify each of the following unbalanced reaction equations as belonging to one or more of the following categories: precipitation, oxidation-reduction or acid-base.
a. K2SO4(aq)+Ba(NO3)2(aq)-> BaSO4(s)+KNO3(aq)
b. HCl(aq)+Zn(s)-> H2(g)+ZnCl4(aq)
c. HCl(aq)+AgNO3(aq)-> HNO3(aq)+AgCl(s)
d. HCl(aq)+KOH(aq)-> H2O(l)+KCl(aq)
e. Zn(s)+CuSO(aq)-> ZnSO(aq)+Cu(s)
f. NaH2PO4(aq)+NaOH(aq)-> Na3PO4(aq) +H2O(l)
g. Ca(OH)2(aq)+ H2SO4(aq)-> CaSO4(s)+H2O(l)
h. ZnCl2(aq)+Mg(s)-> Zn(s)+MgCl2(aq)
i. BaCl2(aq)+H2SO4(aq)->BaSO4(s)+HCl(aq)
Solution
a. K2SO4(aq)+Ba(NO3)2(aq) -> BaSO4(s) + KNO3(aq) : (Precipitation)
b. HCl(aq)+Zn(s) -> H2(g) + ZnCl4(aq): (Oxidation-reduction)
c. HCl(aq)+AgNO3(aq) -> HNO3(aq) + AgCl(s): (Precipitation)
d. HCl(aq) + KOH(aq) -> H2O(l) + KCl(aq): (Acid-Base)
e. Zn(s) + CuSO4(aq) -> ZnSO4(aq) + Cu(s): (Oxidation-reduction & Precipitation)
f. NaH2PO4(aq) + NaOH(aq) -> Na3PO4(aq) +H2O(l) (Acid-Base)
g. Ca(OH)2(aq) + H2SO4(aq) -> CaSO4(s) +H2O(l): (Acid-Base & Precipitation)
h. ZnCl2(aq) + Mg(s) -> Zn(s) + MgCl2(aq) ): (Oxidation-reduction)
i. BaCl2(aq) + H2SO4(aq) ->BaSO4(s) + HCl(aq): (Precipitation)