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2 ZnO + N2 + 2 O2 = 2 Zn(NO3)
FeCl2 + K4Fe(CN)6 = Fe2[Fe(CN)6] + KCl =>
2 FeCl2 + K4Fe(CN)6 = Fe2[Fe(CN)6] + 4 KCl
CH3CHOH + KMnO4 + KOH = CH3COOH + K2MnO4 + H2O =>
CH3CHOH + 3 KMnO4 + 3 KOH = CH3COOH + 3 K2MnO4 + 2 H2O
Fe{+2} + HO{-} = Fe(OH)2 =>
Fe{+2} + 2 HO{-} = Fe(OH)2
CoCl2 + NH3 + H2O = Co(OH)2 + NH4Cl =>
CoCl2 + 2 NH3 + 2 H2O = Co(OH)2 + 2 NH4Cl
Pb + Nh3 = Pb(Nh3)2 =>
Pb + 2 Nh3 = Pb(Nh3)2
KHCO3 + Ba(OH)2 = KOH + BaCO3 + H2O =>
KHCO3 + Ba(OH)2 = KOH + BaCO3 + H2O
H8H18 + O2 = H2O =>
2 H8H18 + 13 O2 = 26 H2O
FeS2 + oxygen = Fe2O3 + sulfurdioxide =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
HC + NH4OH = H2O + NH4C =>
HC + NH4OH = H2O + NH4C
(NH4)2S + NaOH = Na2S + NH3 + H2O =>
(NH4)2S + 2 NaOH = Na2S + 2 NH3 + 2 H2O
H3PO4 + OH = PO4 + H2O =>
H3PO4 + 3 OH = PO4 + 3 H2O
Y2Z4 = YZ2 =>
Y2Z4 = 2 YZ2
[Zn(NH3)4](OH)2 + S = ZnS(OH)2 + NH3 =>
[Zn(NH3)4](OH)2 + S = ZnS(OH)2 + 4 NH3
MgCO3 + C = MgC + CO2 =>
2 MgCO3 + 3 C = 2 MgC + 3 CO2
CH3CCHCH2 + H2 = CH3CH2CH2CH3 =>
CH3CCHCH2 + 2 H2 = CH3CH2CH2CH3
Ca + CrO4 = CaCrO4 =>
Ca + CrO4 = CaCrO4
KCN + Cl2 = KCl + ClCN =>
KCN + Cl2 = KCl + ClCN
MgCl2 + NiSO4 = MgSO4 + NiCl2 =>
MgCl2 + NiSO4 = MgSO4 + NiCl2
Na = Na8 =>
8 Na = Na8
Br2 + CaF2 = Br2F2 + Ca =>
Br2 + CaF2 = Br2F2 + Ca
FeCl3 + Mg(SO4) = Fe2(SO4)3 + MgCl2 =>
2 FeCl3 + 3 Mg(SO4) = Fe2(SO4)3 + 3 MgCl2
AsO2{-} + Zn + H{+} = H3As + Zn{2+} + H2O =>
AsO2{-} + 3 Zn + 7 H{+} = H3As + 3 Zn{2+} + 2 H2O
Zn3 + N = Zn3N =>
Zn3 + N = Zn3N
FeH3 + KNO3 = Fe(NO3)3 + KH =>
FeH3 + 3 KNO3 = Fe(NO3)3 + 3 KH
H2O + SO2 + Fe2(SO4)3 = Fe2(SO3)3 + H2SO4 =>
3 H2O + 3 SO2 + Fe2(SO4)3 = Fe2(SO3)3 + 3 H2SO4
Cu + AgNO3 = Cu(NO3)2 + (Ag) =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2(Ag)
H2SO4 + Cu(NO3)2 = CuSO4 + H2(NO3)2 =>
H2SO4 + Cu(NO3)2 = CuSO4 + H2(NO3)2
PbNO2 + CaCl2 = PbCl + Ca(NO2)2 =>
2 PbNO2 + CaCl2 = 2 PbCl + Ca(NO2)2
Zn + HCl3 = Zn4Cl2 + H2 =>
12 Zn + 2 HCl3 = 3 Zn4Cl2 + H2
CH4 + CO = C2H4 + CO2 =>
CH4 + 2 CO = C2H4 + CO2
As2O3 + H2O = H3As2O3 + O =>
2 As2O3 + 3 H2O = 2 H3As2O3 + 3 O
Ba(NO3)2 + KClO3 = BaClO3 + K(NO3)2 =>
Ba(NO3)2 + KClO3 = BaClO3 + K(NO3)2
C8H10 + H2CrO4 = C7H6O2 + CH4 + CrO =>
35 C8H10 + 22 H2CrO4 = 33 C7H6O2 + 49 CH4 + 22 CrO
(NH4)2PtCl6 + Na2SO3 + NH3 + H2O = Pt(NH3)4SO3 + NaCl + Na2SO4 + H2SO3 =>
(NH4)2PtCl6 + 4 Na2SO3 + 2 NH3 + H2O = Pt(NH3)4SO3 + 6 NaCl + Na2SO4 + 2 H2SO3
Sn4 + CaCl2 = Sn4Cl2 + Ca =>
Sn4 + CaCl2 = Sn4Cl2 + Ca
Pb(ClO4)2 + K3PO4 = KClO4 + Pb3(PO4)2 =>
3 Pb(ClO4)2 + 2 K3PO4 = 6 KClO4 + Pb3(PO4)2
Na2HPO4 + Bi(NO3)3 = Bi2(HPO4)3 + NaNO3 =>
3 Na2HPO4 + 2 Bi(NO3)3 = Bi2(HPO4)3 + 6 NaNO3
MnCl2 + K3[Fe(CN)6] = K[MnFe(CN)6] + KCl =>
MnCl2 + K3[Fe(CN)6] = K[MnFe(CN)6] + 2 KCl
NiS + NaCl = Na2S + NiCl2 =>
NiS + 2 NaCl = Na2S + NiCl2
MgI2 + AgNO3 = Mg(NO3)2 + AgI =>
MgI2 + 2 AgNO3 = Mg(NO3)2 + 2 AgI
Hg{2+} + Cl{-} + NH3 = NH2HgCl + NH4{+} =>
Hg{2+} + Cl{-} + 2 NH3 = NH2HgCl + NH4{+}
CH2(Cl){-}COOH + NH3 = NH4Cl + CH2(NH2){-}COOH =>
CH2(Cl){-}COOH + 2 NH3 = NH4Cl + CH2(NH2){-}COOH
ZnSO4 = Zn + SO4 =>
ZnSO4 = Zn + SO4
H2CO3 + O2 = OH + HCO3 =>
2 H2CO3 + O2 = 2 OH + 2 HCO3
Zn + NaCl = ZnNa + Cl =>
Zn + NaCl = ZnNa + Cl
Cu + SO4 = Cu(SO4)2 =>
Cu + 2 SO4 = Cu(SO4)2
FeS + H{+} + NO3{-} = NO + SO4 + Fe + H2O =>
3 FeS + 8 H{+} + 8 NO3{-} = 8 NO + 3 SO4 + 3 Fe + 4 H2O
CaF2 + H2SO4 = HF + Ca2(SO4)2 =>
2 CaF2 + 2 H2SO4 = 4 HF + Ca2(SO4)2
HCl(ag) + As2O3(s) + NaNO3(aq) + H2O(l) = NO(g) + H3AsO4(aq) + NaCl(aq) =>
4 HCl(ag) + 3 As2O3(s) + 4 NaNO3(aq) + 7 H2O(l) = 4 NO(g) + 6 H3AsO4(aq) + 4 NaCl(aq)
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