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4 K2FeO4 + 10 H2SO4 = 2 Fe2(SO4)3 + 4 K2SO4 + 3 O2 + 10 H2O
Al + S* = AlS3 =>
Al + 3 S* = AlS3
Zn + H2S0 = ZnS04 + H2 =>
Zn + 4 H2S0 = ZnS04 + 4 H2
ZnO2 + SO2 = ZnSO4 =>
ZnO2 + SO2 = ZnSO4
ZnCO3 + BaCl2 = BaCO3 + ZnCl2 =>
ZnCO3 + BaCl2 = BaCO3 + ZnCl2
KI + KIO3 = KI3 + K2O =>
8 KI + KIO3 = 3 KI3 + 3 K2O
PCl3 + NaClO3 + H2O = HCl + NaCl + H3PO4 =>
3 PCl3 + NaClO3 + 9 H2O = 9 HCl + NaCl + 3 H3PO4
NH4Cl + Ca(OH)2 = CaCl2 + NH3*H2O =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3*H2O
KI + KIO3 = KI3 + K2O =>
8 KI + KIO3 = 3 KI3 + 3 K2O
CaC2O4 + H2O = CaO + CO2 + H2 =>
CaC2O4 + H2O = CaO + 2 CO2 + H2
Na2SO4 + H3PO4 = Na3PO4 + H2SO4 =>
3 Na2SO4 + 2 H3PO4 = 2 Na3PO4 + 3 H2SO4
KI + KIO3 = KI3 + K2O =>
8 KI + KIO3 = 3 KI3 + 3 K2O
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
C17H16 + O2 = CO2 + H2O =>
C17H16 + 21 O2 = 17 CO2 + 8 H2O
Zn + FeCl3 + H2O = ZnCl2 + FeOHCl2 + H2 =>
Zn + 2 FeCl3 + 2 H2O = ZnCl2 + 2 FeOHCl2 + H2
HC3H3O3(aq) + NaHCO3(s) = CO2(g) + H2O(l) + NaC3H3O3(aq) =>
HC3H3O3(aq) + NaHCO3(s) = CO2(g) + H2O(l) + NaC3H3O3(aq)
FeCl3 + NH4CNS = Fe(SCN)3 + NH4Cl =>
FeCl3 + 3 NH4CNS = Fe(SCN)3 + 3 NH4Cl
KI + KIO3 = KI3 + K2O =>
8 KI + KIO3 = 3 KI3 + 3 K2O
Cl{-} + MnO4{-} + H3O{+} = Cl2 + Mn2 + H2O =>
14 Cl{-} + 2 MnO4{-} + 16 H3O{+} = 7 Cl2 + Mn2 + 24 H2O
Na2S2O3 + HNO3 = S + SO2 + H2O + NaNO3 =>
Na2S2O3 + 2 HNO3 = S + SO2 + H2O + 2 NaNO3
CH3CO2K + HNO3 = KNO3 + CH3COOH =>
CH3CO2K + HNO3 = KNO3 + CH3COOH
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
H2SO4(comcentration) + Na2CO3(s) = Na2SO4(aq) + H2O + CO2(g) =>
H2SO4(comcentration) + Na2CO3(s) = Na2SO4(aq) + H2O + CO2(g)
HBr = H2 + Br2 =>
2 HBr = H2 + Br2
KCr(SO4)2*12H2O = KCr(SO4)2 + H2O =>
KCr(SO4)2*12H2O = KCr(SO4)2 + 12 H2O
AlNaCl = Al(NaCl) =>
AlNaCl = Al(NaCl)
AgNO3 + Br = AgBr + NO3 =>
AgNO3 + Br = AgBr + NO3
NaPO3 + AgNO3 = AgPO3 + NaNO3 =>
NaPO3 + AgNO3 = AgPO3 + NaNO3
FeCl3 + NH4OH(aq) = Fe(OH) + NH4Cl3 =>
FeCl3 + NH4OH(aq) = Fe(OH) + NH4Cl3
C2H6(g) + O2(g) = CO2(g) + H2O(l) =>
2 C2H6(g) + 7 O2(g) = 4 CO2(g) + 6 H2O(l)
CaBr2 + HCI = CaCI + H + Br =>
CaBr2 + HCI = CaCI + H + 2 Br
SbO2 = Sb + O2 =>
SbO2 = Sb + O2
Zn + H2S0 = ZnS04 + H2 =>
Zn + 4 H2S0 = ZnS04 + 4 H2
C4H4 + H2 = C2H6 =>
C4H4 + 4 H2 = 2 C2H6
FeS + HBr = FeBr2 + H2S =>
FeS + 2 HBr = FeBr2 + H2S
K2CrO4 + NaNO2 + H2SO4 = NaNO3 + Cr2(SO4)3 + K2SO4 + H2O =>
2 K2CrO4 + 3 NaNO2 + 5 H2SO4 = 3 NaNO3 + Cr2(SO4)3 + 2 K2SO4 + 5 H2O
K2CrO4 + CaCl2 = KCl + CaCrO4 =>
K2CrO4 + CaCl2 = 2 KCl + CaCrO4
Ca + HBr = CaBr2 + H2 =>
Ca + 2 HBr = CaBr2 + H2
Na2S + I2 = Na + IS =>
2 Na2S + I2 = 4 Na + 2 IS
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
Po + He = PoHe =>
Po + He = PoHe
CrI3 + Ba(OH)2 + Br2 = BaCrO4 + Ba(IO4)2 + BaBr2 + H2O =>
2 CrI3 + 32 Ba(OH)2 + 27 Br2 = 2 BaCrO4 + 3 Ba(IO4)2 + 27 BaBr2 + 32 H2O
FeSO4 + HCl = FeSO3 + Cl2 + H2O =>
FeSO4 + 2 HCl = FeSO3 + Cl2 + H2O
FeSO4 + HNO3 + KSCN = NO + Fe(SCN)3 + KNO3 + H2O + H2SO4 =>
3 FeSO4 + 10 HNO3 + 9 KSCN = NO + 3 Fe(SCN)3 + 9 KNO3 + 2 H2O + 3 H2SO4
C2H5Br + HNO3 = C2H5NO2 + HBr + O =>
C2H5Br + HNO3 = C2H5NO2 + HBr + O
Al(s) + CU(NO3)2(aq) = CU(s) + Al(NO3)3(aq) =>
2 Al(s) + 3 CU(NO3)2(aq) = 3 CU(s) + 2 Al(NO3)3(aq)
CuSO4 + Na2HPO4 = Na2SO4 + Cu3(PO4)2 + NaH2PO4 =>
3 CuSO4 + 4 Na2HPO4 = 3 Na2SO4 + Cu3(PO4)2 + 2 NaH2PO4
HMnO4 + Zn = Zn(MnO4)2 + H2 =>
2 HMnO4 + Zn = Zn(MnO4)2 + H2
Na20 + H2O = NaOH + H2 =>
Na20 + 20 H2O = 20 NaOH + 10 H2
NaOH + Ca(OH)2 = CaNa(OH)3 =>
NaOH + Ca(OH)2 = CaNa(OH)3
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