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4 Fe{3+} + 3 V = 4 Fe + 3 V{4+}
KOH + KMnO4 + MnO2 = K2MnO4 + H2O =>
4 KOH + 2 KMnO4 + MnO2 = 3 K2MnO4 + 2 H2O
Mg3N2 + N9O2 = MgN3 + O2 =>
9 Mg3N2 + 7 N9O2 = 27 MgN3 + 7 O2
Pb(ClO4)4 = PbCl4 + O2 =>
Pb(ClO4)4 = PbCl4 + 8 O2
Sn + H3PO4 = Sn3(PO4)2 + H3 =>
3 Sn + 2 H3PO4 = Sn3(PO4)2 + 2 H3
P4O10 + NaOH = Na3PO4 + H2O =>
P4O10 + 12 NaOH = 4 Na3PO4 + 6 H2O
CaO + OH = CaO2 + H2O =>
CaO + 2 OH = CaO2 + H2O
Hg(NO3) + K2CrO4 = Hg2CrO4 + KNO3 =>
2 Hg(NO3) + K2CrO4 = Hg2CrO4 + 2 KNO3
FeCr2O3 + K2CO3 + O2 = KCr2O3 + Fe2O3 + CO2 =>
2 FeCr2O3 + K2CO3 + O2 = 2 KCr2O3 + Fe2O3 + CO2
Phosphorus + Fe2O3 = P4O10 + iron =>
12 P + 10 Fe2O3 = 3 P4O10 + 20 Fe
N + F = NF =>
N + F = NF
FeCl3 + H2S = Fe2S3 + HCl =>
2 FeCl3 + 3 H2S = Fe2S3 + 6 HCl
CuSO4 + H2SO4 = H2Cu(SO4)2 =>
CuSO4 + H2SO4 = H2Cu(SO4)2
Hg(OH)2 + HCl = HgCl2 + HOH =>
Hg(OH)2 + 2 HCl = HgCl2 + 2 HOH
Cd + Cl2 = CdCl2 =>
Cd + Cl2 = CdCl2
C6H15O3N + H2O = C6H17O4N =>
C6H15O3N + H2O = C6H17O4N
Zn + NaNO3 + Na(OH) = Na2ZnO2 + NH3 + H2O =>
4 Zn + NaNO3 + 7 Na(OH) = 4 Na2ZnO2 + NH3 + 2 H2O
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
MnCO + KClO3 = MnO2 + KCl + CO2 =>
MnCO + KClO3 = MnO2 + KCl + CO2
CaS + H3PO4 = Ca3(PO4)2 + H2S =>
3 CaS + 2 H3PO4 = Ca3(PO4)2 + 3 H2S
As2S3 + NaClO + NaOH = Na3AsO4 + NaCl + Na2SO4 + H2 =>
As2S3 + 8 NaClO + 12 NaOH = 2 Na3AsO4 + 8 NaCl + 3 Na2SO4 + 6 H2
Al + NH4ClO4 = Al2O3 + NO + H2O + AlCl3 =>
3 Al + 3 NH4ClO4 = Al2O3 + 3 NO + 6 H2O + AlCl3
H3PO4 + NaBr = HBr + Na3PO4 =>
H3PO4 + 3 NaBr = 3 HBr + Na3PO4
Ag(OH) + K(CN)2 + H = AgK(CN)2 + H2O =>
Ag(OH) + K(CN)2 + H = AgK(CN)2 + H2O
Hg(NO3) + K2CrO4 = Hg2CrO4 + KNO3 =>
2 Hg(NO3) + K2CrO4 = Hg2CrO4 + 2 KNO3
Sc + Co(ClO3)2 = Sc2(ClO3)3 + Co =>
4 Sc + 3 Co(ClO3)2 = 2 Sc2(ClO3)3 + 3 Co
CaCO3(s) + C2H5CO2H(aq) = CaC2H5CO2(aq) + H2O(l) + CO2(g) =>
14 CaCO3(s) + 15 C2H5CO2H(aq) = 14 CaC2H5CO2(aq) + 10 H2O(l) + 17 CO2(g)
K3VO4 + FeCl2 + HCl = VOCl2 + FeCl3 + KCl + H2O =>
K3VO4 + FeCl2 + 6 HCl = VOCl2 + FeCl3 + 3 KCl + 3 H2O
(CH3COO)2Mg + Na2SiO3 = Na2Mg + (CH3COO)2SiO3 =>
(CH3COO)2Mg + Na2SiO3 = Na2Mg + (CH3COO)2SiO3
K3PO4 + HCl = KCl + H3PO4 =>
K3PO4 + 3 HCl = 3 KCl + H3PO4
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
FeCl3 + Na2Cr2O7 = Fe2(Cr2O7)3 + NaCl =>
2 FeCl3 + 3 Na2Cr2O7 = Fe2(Cr2O7)3 + 6 NaCl
(CH3NH2CH3)Cl + NaOH = NaCl + H2O + CH3NHCH3 =>
(CH3NH2CH3)Cl + NaOH = NaCl + H2O + CH3NHCH3
(FeSO4)3 + Pb(NO3)2 = FeNO3 + Pb(SO4)2 =>
2(FeSO4)3 + 3 Pb(NO3)2 = 6 FeNO3 + 3 Pb(SO4)2
AgNO3 + MgBr2 = AgBr + Mg(NO3)2 =>
2 AgNO3 + MgBr2 = 2 AgBr + Mg(NO3)2
Sb + Cl2 = SbCl2 =>
Sb + Cl2 = SbCl2
S + H2SO4 = SO2 + H2O =>
S + 2 H2SO4 = 3 SO2 + 2 H2O
C11H12N2O2 + NaOH + H2O = C10H12N2 + C2H4O2Na + O2 =>
8 C11H12N2O2 + 4 NaOH + 6 H2O = 8 C10H12N2 + 4 C2H4O2Na + 9 O2
MgBr2 + Cl = MgCl2 + Br =>
MgBr2 + 2 Cl = MgCl2 + 2 Br
C2H3CO2 + Ba(OH)2 = H2O + C + BaCO2 =>
2 C2H3CO2 + Ba(OH)2 = 4 H2O + 5 C + BaCO2
MgBr2 + Cl2 = MgCl2 + Br2 =>
MgBr2 + Cl2 = MgCl2 + Br2
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
C6H5CH2OH + CH3COOH = C6H5CH2OOCH + H2O =>
2 C6H5CH2OH + 5 CH3COOH = 3 C6H5CH2OOCH + 6 H2O
MgBr2 + KOH = KBr + Mg(OH)2 =>
MgBr2 + 2 KOH = 2 KBr + Mg(OH)2
F8 = F2 =>
F8 = 4 F2
FeCl3 + Mg2H = Fe2H3 + MgCl =>
2 FeCl3 + 3 Mg2H = Fe2H3 + 6 MgCl
Sb + H = SbH3 =>
Sb + 3 H = SbH3
CrCl3 + Ba = Cr + BaCl2 =>
2 CrCl3 + 3 Ba = 2 Cr + 3 BaCl2
C90H20 + O2 = CO2 + H2O =>
C90H20 + 95 O2 = 90 CO2 + 10 H2O
K + HNO3 = K(NO3) + NO + H2O =>
3 K + 4 HNO3 = 3 K(NO3) + NO + 2 H2O
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