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2 Fe(NO3)3 + 3 Na2CO3 + 3 H2O = 2 Fe(OH)3 + 6 NaNO3 + 3 CO2
Al + Fe3O = AlO + Fe3 =>
Al + Fe3O = AlO + Fe3
Cr + AuCO3 = Au + Cr2(CO3)3 =>
2 Cr + 3 AuCO3 = 3 Au + Cr2(CO3)3
Na2CO3 + H2C2H3O2 = H2CO3 + Na2C2H3O2 =>
Na2CO3 + H2C2H3O2 = H2CO3 + Na2C2H3O2
FeCl2 + Cl2 = FeCl3 =>
2 FeCl2 + Cl2 = 2 FeCl3
NaCO3 + OH = NaOH + CO3 =>
NaCO3 + OH = NaOH + CO3
MgCr2O7 + BI3 = B2(Cr2O7)3 + MgI2 =>
3 MgCr2O7 + 2 BI3 = B2(Cr2O7)3 + 3 MgI2
MgCO3 + HCl = MgCl2H2CO3 =>
MgCO3 + 2 HCl = MgCl2H2CO3
CaO + HC = CaC2 + H2O =>
CaO + 2 HC = CaC2 + H2O
C6H5(CH2)2CH3 + H2SO4 + KMnO4 = H2O + C6H5(CH2)2COOH + K2SO4 + MnSO4 =>
5 C6H5(CH2)2CH3 + 9 H2SO4 + 6 KMnO4 = 14 H2O + 5 C6H5(CH2)2COOH + 3 K2SO4 + 6 MnSO4
HC2H3O2 + O = CO2 + H2O =>
HC2H3O2 + 4 O = 2 CO2 + 2 H2O
CoOH2 + HBr = CoBr2 + H + O2 =>
2 CoOH2 + 4 HBr = 2 CoBr2 + 8 H + O2
(CH3)3CCl + CH3OH = (CH3)3COH + CH3Cl =>
(CH3)3CCl + CH3OH = (CH3)3COH + CH3Cl
CaCO3(s) + HC2H3O2 = Ca(C2H3O2)2(aq) + H2O(l) + CO2(g) =>
CaCO3(s) + 2 HC2H3O2 = Ca(C2H3O2)2(aq) + H2O(l) + CO2(g)
Cu(OH)2 + NaOH = Cu(OH)4 + Na =>
Cu(OH)2 + 2 NaOH = Cu(OH)4 + 2 Na
Ca3O8P2 + H2SO4 = CaSO4 + H3PO4 =>
Ca3O8P2 + 3 H2SO4 = 3 CaSO4 + 2 H3PO4
Hg(ClO3)2 + Na2SO4 = HgSO4 + Na(ClO3) =>
Hg(ClO3)2 + Na2SO4 = HgSO4 + 2 Na(ClO3)
Cu0 + HCl = CuCl2 + H2 =>
Cu0 + 2 HCl = CuCl2 + H2
Na + KCO3 = NaCO3 + K =>
Na + KCO3 = NaCO3 + K
PbS + Fe = Pb + FeS =>
PbS + Fe = Pb + FeS
Ga(s) + S8(g) = Ga2S3(s) =>
16 Ga(s) + 3 S8(g) = 8 Ga2S3(s)
CrO3 + XeF2 = CrF4 + Xe + O2 =>
2 CrO3 + 4 XeF2 = 2 CrF4 + 4 Xe + 3 O2
SO2 + NaSO4 + H2O = NaSO3 + H2SO4 =>
SO2 + NaSO4 + H2O = NaSO3 + H2SO4
FeCf3 + Na2CO3 = Fe2(CO3)3 + NaCf =>
2 FeCf3 + 3 Na2CO3 = Fe2(CO3)3 + 6 NaCf
K2CrO4 + NaNO2 + H2SO4 = NaNO3 + Cr2(SO4)3 + K2SO4 + H2O =>
2 K2CrO4 + 3 NaNO2 + 5 H2SO4 = 3 NaNO3 + Cr2(SO4)3 + 2 K2SO4 + 5 H2O
NiBr2 + K3PO4 = Ni3(PO4)2 + KBr =>
3 NiBr2 + 2 K3PO4 = Ni3(PO4)2 + 6 KBr
HClO3 + S = HCl + SO2 =>
2 HClO3 + 3 S = 2 HCl + 3 SO2
Fe3O4 + H2S = FeS + SO4{2-} + H{+} + H2O =>
4 Fe3O4 + 13 H2S = 12 FeS + SO4{2-} + 2 H{+} + 12 H2O
CaC2 + N2 = CaN2C + C =>
CaC2 + N2 = CaN2C + C
Sn + HC1 = SnC12 + H2 =>
Sn + 12 HC1 = SnC12 + 6 H2
Pr(s) + H2O(l) = Pr(OH)3(aq) + H2(g) =>
2 Pr(s) + 6 H2O(l) = 2 Pr(OH)3(aq) + 3 H2(g)
C7H142 + O2 = CO2 + H2O =>
2 C7H142 + 85 O2 = 14 CO2 + 142 H2O
C2H202 + O2 = CO2 + H2O =>
2 C2H202 + 105 O2 = 4 CO2 + 202 H2O
Pb + Cr(SO4)2 = PbSO4 + Cr =>
2 Pb + Cr(SO4)2 = 2 PbSO4 + Cr
PbO + NaOH = Na2PbO2 + H2O =>
PbO + 2 NaOH = Na2PbO2 + H2O
H2MnO3 = H2Mn + O2 =>
2 H2MnO3 = 2 H2Mn + 3 O2
KNO2 + HBr = HNO2 + KBr =>
KNO2 + HBr = HNO2 + KBr
N3{-} = N2 + e =>
2 N3{-} = 3 N2 + 2e
HNO3 + Pb(OH)4 = Pb(NO3)4 + H2O =>
4 HNO3 + Pb(OH)4 = Pb(NO3)4 + 4 H2O
H3Po4 + Mg(OH)2 = Mg3(Po4)2 + H2O =>
2 H3Po4 + 3 Mg(OH)2 = Mg3(Po4)2 + 6 H2O
FeO + HNO3 = FeN3O9 + NO + H2O =>
3 FeO + 10 HNO3 = 3 FeN3O9 + NO + 5 H2O
NH4OH + HClO4 = HOH + NH4ClO4 =>
NH4OH + HClO4 = HOH + NH4ClO4
MgBr2(aq) + KOH(aq) = KBr(aq) + Mg(OH)2 =>
MgBr2(aq) + 2 KOH(aq) = 2 KBr(aq) + Mg(OH)2
NaKSO4 + H2SO4 = NaSO4 + SO2 + KOH =>
2 NaKSO4 + H2SO4 = 2 NaSO4 + SO2 + 2 KOH
FeCl2 + Cu = Fe + CuCl2 =>
FeCl2 + Cu = Fe + CuCl2
N2 + SrCl2*6H2O = NH3 + SrO2 + Cl2 + H2O =>
2 N2 + 3 SrCl2*6H2O = 4 NH3 + 3 SrO2 + 3 Cl2 + 12 H2O
CaCl2 + Na2SO4 = CaSO4 + Na2Cl2 =>
CaCl2 + Na2SO4 = CaSO4 + Na2Cl2
PCl5 + AsF3 = PF5 + AsCl3* =>
3 PCl5 + 5 AsF3 = 3 PF5 + 5 AsCl3*
carbondioxide + potassiumhydroxide = potassiumcarbonate + water =>
CO2 + 2 KOH = K2CO3 + H2O
Na2[Sn(OH)4] + H2O = Na2[Sn(OH)6] + H2 =>
Na2[Sn(OH)4] + 2 H2O = Na2[Sn(OH)6] + H2
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