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2 H3PO4 + BaO = Ba(H2PO4)2 + H2O
ClO2{-} + SO4{-2} + OH{+} = ClO3{-} + S2O3{-2} + H2O =>
6 ClO2{-} + 2 SO4{-2} + 2 OH{+} = 6 ClO3{-} + S2O3{-2} + H2O
K + O2 = K2O2 =>
2 K + O2 = K2O2
ClO2{-} + SO4{-2} + H2O = ClO3{-} + S2O3{-2} + OH{-} =>
4 ClO2{-} + 2 SO4{-2} + H2O = 4 ClO3{-} + S2O3{-2} + 2 OH{-}
K + O2 = K2O =>
4 K + O2 = 2 K2O
H3PO4 + BaO = Ba3(PO4)2 + H2O =>
2 H3PO4 + 3 BaO = Ba3(PO4)2 + 3 H2O
FeS2 + HNO3 = Fe(NO3)3 + NO + H2SO4 + H2O =>
FeS2 + 8 HNO3 = Fe(NO3)3 + 5 NO + 2 H2SO4 + 2 H2O
Zn + Hg2SO4 = ZnSO4 + Hg2 =>
Zn + Hg2SO4 = ZnSO4 + Hg2
K2SO4(aq) + Pb(NO3)2(aq) = KNO3 + PbSO4 =>
K2SO4(aq) + Pb(NO3)2(aq) = 2 KNO3 + PbSO4
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
H4C2O + O2 = CH3COOH =>
2 H4C2O + O2 = 2 CH3COOH
Cu + AgNO3 = CuNO3 + Ag =>
Cu + AgNO3 = CuNO3 + Ag
P + HNO3 = H3PO4 + NO2 + H20 =>
20 P + 80 HNO3 = 20 H3PO4 + 80 NO2 + H20
Pb(NO3)2 = Pb3O4 + NO2 + O2 =>
3 Pb(NO3)2 = Pb3O4 + 6 NO2 + O2
P + HNO3 = H3PO4 + NO2 + H2O =>
P + 5 HNO3 = H3PO4 + 5 NO2 + H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
BaCl2(aq) + Na2SO4(aq) = BaSO4(s) + NaCl(aq) =>
BaCl2(aq) + Na2SO4(aq) = BaSO4(s) + 2 NaCl(aq)
AgNO3(aq) + CaCl2(aq) = AgCl(s) + Ca(NO3)2(aq) =>
2 AgNO3(aq) + CaCl2(aq) = 2 AgCl(s) + Ca(NO3)2(aq)
Cd3(PO4)2 + (NH4)2S = CdS + (NH4)3PO4 =>
Cd3(PO4)2 + 3(NH4)2S = 3 CdS + 2(NH4)3PO4
KOH(aq) + Fe(NO3)3(aq) = Fe(OH)3(aq) + KNO3(aq) =>
3 KOH(aq) + Fe(NO3)3(aq) = Fe(OH)3(aq) + 3 KNO3(aq)
Pb(NO3)2 + H2O = Pb(OH)2 + HNO3 =>
Pb(NO3)2 + 2 H2O = Pb(OH)2 + 2 HNO3
NaC2H3O2(aq) + CaS(aq) = Na2S(aq) + Ca(C2H3O2)2(aq) =>
2 NaC2H3O2(aq) + CaS(aq) = Na2S(aq) + Ca(C2H3O2)2(aq)
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
Cu + HCl = CuCl + H2 =>
2 Cu + 2 HCl = 2 CuCl + H2
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Mg + Cl = MgCl =>
Mg + Cl = MgCl
Mg + Cl = MgCl2 =>
Mg + 2 Cl = MgCl2
CuI2 + KMnO4 + H2SO4 = CuSO4 + I2 + MnSO4 + K2SO4 + H2O =>
5 CuI2 + 2 KMnO4 + 8 H2SO4 = 5 CuSO4 + 5 I2 + 2 MnSO4 + K2SO4 + 8 H2O
H2S + KOH = HOH + K2S =>
H2S + 2 KOH = 2 HOH + K2S
S + Na = NaS =>
S + Na = NaS
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Fe(OH)3 + HCl = FeCl3 + H2O =>
Fe(OH)3 + 3 HCl = FeCl3 + 3 H2O
Cu(OH)2 + HCl = CuCl2 + H2O =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
Cu(OH)2 + NaOH = Na2[Cu(OH)4] =>
Cu(OH)2 + 2 NaOH = Na2[Cu(OH)4]
CuSO4 + NaHCO3 = NaHSO4 + CuCO3 =>
CuSO4 + NaHCO3 = NaHSO4 + CuCO3
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
Cl(g) + KI(aq) = I(s) + KCl(aq) =>
Cl(g) + KI(aq) = I(s) + KCl(aq)
Ca(NO3) + NaCl = CaCl + NaNO3 =>
Ca(NO3) + NaCl = CaCl + NaNO3
Fe(OH)3 + NaOH = Na3[Fe(OH)6] =>
Fe(OH)3 + 3 NaOH = Na3[Fe(OH)6]
HBr + KOH = KBr + H2O =>
HBr + KOH = KBr + H2O
KCl + AgNO3 = KNO3 + AgCl =>
KCl + AgNO3 = KNO3 + AgCl
AlCl3 + NH3 = AlN + HCl =>
AlCl3 + NH3 = AlN + 3 HCl
Ca + F = CaF2 =>
Ca + 2 F = CaF2
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
K2Cr2O7 + H2O2 = O2 + Cr(OH)3 + KOH =>
2 K2Cr2O7 + 8 H2O2 = 7 O2 + 4 Cr(OH)3 + 4 KOH
Hg + AgO = HgO + Ag =>
Hg + AgO = HgO + Ag
Cu + AuSO4 = CuSO4 + Au =>
Cu + AuSO4 = CuSO4 + Au
Al3 + S2 = Al2S3 =>
4 Al3 + 9 S2 = 6 Al2S3
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