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Cu + H2SO4 + 2 H{+} = Cu{2+} + SO2 + 2 H2O
Ca3(PO4)2 + H2SO4 = H3PO4 + Ca(SO4) =>
Ca3(PO4)2 + 3 H2SO4 = 2 H3PO4 + 3 Ca(SO4)
K2MnO4 + CO2 + H2O = KMnO4 + MnO2 + KHCO3 =>
3 K2MnO4 + 4 CO2 + 2 H2O = 2 KMnO4 + MnO2 + 4 KHCO3
Nb + HF + HNO3 = H[NbF6] + NO + H2O =>
3 Nb + 18 HF + 5 HNO3 = 3 H[NbF6] + 5 NO + 10 H2O
Mn(OH)2 + O2 = MnO9(OH)2 =>
2 Mn(OH)2 + 9 O2 = 2 MnO9(OH)2
C2H2 + AgNO3 = AgC2H + HNO3 =>
C2H2 + AgNO3 = AgC2H + HNO3
C4H8Cl2Zn = ZnCl2C4H8 =>
C4H8Cl2Zn = ZnCl2C4H8
I2(g) + NaBr(aq) = Br2(l) + NaI(aq) =>
I2(g) + 2 NaBr(aq) = Br2(l) + 2 NaI(aq)
I2 + IO3{-} + H{+} + Cl{-} = ICl2 + H2O =>
3 I2 + 4 IO3{-} + 24 H{+} + 20 Cl{-} = 10 ICl2 + 12 H2O
CH3CH2COOH + Mg = (CH3CH2COO)Mg + H2 =>
2 CH3CH2COOH + 2 Mg = 2(CH3CH2COO)Mg + H2
B2H6 + CH3OH = (CH3O)B + H2 =>
B2H6 + 2 CH3OH = 2(CH3O)B + 4 H2
AlN + NaOH = NaN + AlOH =>
AlN + NaOH = NaN + AlOH
Al(s) + H2(SO4) = Al2(SO4)3 + H2 =>
2 Al(s) + 3 H2(SO4) = Al2(SO4)3 + 3 H2
As2S3 + Mn(NO3)2 + K2CO3 = K3AsO4 + K2SO4 + K2MnO4 + NO + CO2 =>
As2S3 + 14 Mn(NO3)2 + 20 K2CO3 = 2 K3AsO4 + 3 K2SO4 + 14 K2MnO4 + 28 NO + 20 CO2
KReO4 + NH2OHHCl + KCl + HCl = K2ReNOCl5 + H2O + Cl2 =>
2 KReO4 + 2 NH2OHHCl + 2 KCl + 8 HCl = 2 K2ReNOCl5 + 8 H2O + Cl2
Fe(OH)2 + H3PO4 = (Fe(OH))3PO4 + H2O =>
3 Fe(OH)2 + H3PO4 = (Fe(OH))3PO4 + 3 H2O
ZnCl2 + F2 = ZnF2 + Cl =>
ZnCl2 + F2 = ZnF2 + 2 Cl
CH3CH2CH2NH2 + HNO3 = CH3CH2CH2OH + N2 + H2O =>
5 CH3CH2CH2NH2 + 3 HNO3 = 5 CH3CH2CH2OH + 4 N2 + 4 H2O
Li2CO3 + F2 = Li + F2CO3 =>
Li2CO3 + F2 = 2 Li + F2CO3
(CH3COO)2Ca + (NH4)2C2O4 = CaC2O4 + CH3COONH4 =>
(CH3COO)2Ca + (NH4)2C2O4 = CaC2O4 + 2 CH3COONH4
CaHPO4*2H2O + CaCO3 + Yb2O3 = Ca15Yb4(PO4)14 + H2O + CO2 =>
14 CaHPO4*2H2O + CaCO3 + 2 Yb2O3 = Ca15Yb4(PO4)14 + 35 H2O + CO2
Na2SO3 + Br2 + NaOH = NaBr + Na2SO4 + H2O =>
Na2SO3 + Br2 + 2 NaOH = 2 NaBr + Na2SO4 + H2O
Na3(Co(CO3)3(H2O)3) + HAcAc + HNO3 = Co(AcAc)3 + CO2 + NaNO3 + H2O =>
Na3(Co(CO3)3(H2O)3) + 3 HAcAc + 3 HNO3 = Co(AcAc)3 + 3 CO2 + 3 NaNO3 + 6 H2O
Ag + Pb(NO3)2 = AgNO3 + Pb =>
2 Ag + Pb(NO3)2 = 2 AgNO3 + Pb
H(C2H3O2) + Ca(OH)2 = H2O + Ca(C2H3O2)2 =>
2 H(C2H3O2) + Ca(OH)2 = 2 H2O + Ca(C2H3O2)2
Cu(OH)2 + NH4OH = NH4[Cu(OH)3] =>
Cu(OH)2 + NH4OH = NH4[Cu(OH)3]
Co{+2} + Cl{-2} = CoCl =>
Co{+2} + Cl{-2} = CoCl
Cu{2}{+} + NH4OH{-} = Cu(NH4OH)2 =>
Cu{2}{+} + 2 NH4OH{-} = Cu(NH4OH)2
Ca5(OH)(PO4)3 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca5(OH)(PO4)3 + H3PO4 = 5 Ca3(PO4)2 + 3 H2O
NH3 + O3 = NO + H2O =>
6 NH3 + 5 O3 = 6 NO + 9 H2O
CuCl2(aq) + Na2(CO3)(aq) = Cu(CO3)(aq) + NaCl(aq) =>
CuCl2(aq) + Na2(CO3)(aq) = Cu(CO3)(aq) + 2 NaCl(aq)
HClO + HI = I2 + HCl + H2O =>
HClO + 2 HI = I2 + HCl + H2O
C3H6 + KMnO4 + H2SO4 = C6H10O4 + K2SO4 + MnSO4 + H2O =>
2 C3H6 + 2 KMnO4 + 3 H2SO4 = C6H10O4 + K2SO4 + 2 MnSO4 + 4 H2O
ClO3{-} + Br{-} + H{+} = Cl2 + H2O + Br =>
2 ClO3{-} + 10 Br{-} + 12 H{+} = Cl2 + 6 H2O + 10 Br
Na2SO3 + HCl + KI = I2 + Na2S + KCl + H2O =>
Na2SO3 + 6 HCl + 6 KI = 3 I2 + Na2S + 6 KCl + 3 H2O
Sn + KBr = SnBr4 + K =>
Sn + 4 KBr = SnBr4 + 4 K
Hg2(NO3)2 + NH4Cl = Hg2Cl + N3O4 + (H2O)2 =>
Hg2(NO3)2 + NH4Cl = Hg2Cl + N3O4 + (H2O)2
AlN + KOH + H2O = NH3 + K3[Al(OH)6] =>
AlN + 3 KOH + 3 H2O = NH3 + K3[Al(OH)6]
Al(OH)3 + H(C2H3O2) = Al(C2H3O2)3 + H2O =>
Al(OH)3 + 3 H(C2H3O2) = Al(C2H3O2)3 + 3 H2O
Li2 + O2 = Li2O =>
2 Li2 + O2 = 2 Li2O
I2O4 + NaOH = NaIO3 + NaI + H2O =>
3 I2O4 + 6 NaOH = 5 NaIO3 + NaI + 3 H2O
S + CO = SO2 + C2 =>
S + 2 CO = SO2 + C2
FeCl3 = Fe + Cl2 =>
2 FeCl3 = 2 Fe + 3 Cl2
MnO4(Ac) + Ag(s) + H(Ac) = Mn(Ac) + Ag(Ac) + H2O(l) =>
MnO4(Ac) + 8 Ag(s) + 8 H(Ac) = Mn(Ac) + 8 Ag(Ac) + 4 H2O(l)
SnSO4 + I2 + H2SO4 = Sn(SO4)2 + HI =>
SnSO4 + I2 + H2SO4 = Sn(SO4)2 + 2 HI
C555H98O6 + O2 = CO2 + H2O =>
2 C555H98O6 + 1153 O2 = 1110 CO2 + 98 H2O
CaCl2 + AgCl = AgCa + Cl2 =>
2 CaCl2 + 2 AgCl = 2 AgCa + 3 Cl2
KClO = KCl(s) + O2(s) =>
2 KClO = 2 KCl(s) + O2(s)
Pb4{+} + Ti = Pb2 + Ti4{+} =>
Pb4{+} + 4 Ti = 2 Pb2 + Ti4{+}
PO4{-3} + Al2(SO4)3 = AlPO4 + SO4{-2} =>
2 PO4{-3} + Al2(SO4)3 = 2 AlPO4 + 3 SO4{-2}
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