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2 Nb + 2 HCl = 2 NbCl + H2
Ni + N2 = Ni2N3 =>
4 Ni + 3 N2 = 2 Ni2N3
Fe + HBr = FeBr2 + H2 =>
Fe + 2 HBr = FeBr2 + H2
Sr(OH)2 + Zn(NO3)2 = Zn(OH)2 + Sr(NO3)2 =>
Sr(OH)2 + Zn(NO3)2 = Zn(OH)2 + Sr(NO3)2
CaCO3 + HNO3 = CaCO3HNO3 =>
CaCO3 + HNO3 = CaCO3HNO3
Cu(COO)2 + H2O = Cu(OH)2 + HCOO =>
Cu(COO)2 + 2 H2O = Cu(OH)2 + 2 HCOO
CH3COONH4 + BaCl2 = (CH3COO)2Ba + NH4Cl =>
2 CH3COONH4 + BaCl2 = (CH3COO)2Ba + 2 NH4Cl
MgSO3 + CaCl2 = MgCl2 + CaSO3 =>
MgSO3 + CaCl2 = MgCl2 + CaSO3
PtO + Al(NO3)3 = Pt(NO3)2 + Al2O3 =>
3 PtO + 2 Al(NO3)3 = 3 Pt(NO3)2 + Al2O3
K4Fe(CN)6 + KMnO4 + HCl = MnCl2 + CO + KCl + H2O + FeCl3 + NO =>
5 K4Fe(CN)6 + 31 KMnO4 + 128 HCl = 31 MnCl2 + 30 CO + 51 KCl + 64 H2O + 5 FeCl3 + 30 NO
Ag{+} + Fe(SCN){2+} = Ag + Fe(SCN){3 = } =>
Ag{+} + Fe(SCN){2+} = Ag + Fe(SCN){3
Co + I2 = CoI2 =>
Co + I2 = CoI2
CaCO3 + SO2 + O2 = CaSO4 + CO2 =>
2 CaCO3 + 2 SO2 + O2 = 2 CaSO4 + 2 CO2
CaC2O4 + HCl = CaClC2O4 + H =>
CaC2O4 + HCl = CaClC2O4 + H
CsOH = Cs + OH =>
CsOH = Cs + OH
CsOH = Cs + H2 + O2 =>
2 CsOH = 2 Cs + H2 + O2
Al(s) + H2O(g) = Al(OH)3 + H2 =>
2 Al(s) + 6 H2O(g) = 2 Al(OH)3 + 3 H2
(CH3)3SiN3 + H2O = (CH3)3SiOH + HN3 =>
(CH3)3SiN3 + H2O = (CH3)3SiOH + HN3
SBr + Cl = SCl + Br =>
SBr + Cl = SCl + Br
P4O10 + (H2O) = (H3PO4) =>
P4O10 + 6(H2O) = 4(H3PO4)
FeS2 + O2 + OH{-} = Fe(OH)3 + SO4{2-} + H2O =>
4 FeS2 + 15 O2 + 16 OH{-} = 4 Fe(OH)3 + 8 SO4{2-} + 2 H2O
SiO2 + H2SO4 = H2SiO3 + SO3 =>
SiO2 + H2SO4 = H2SiO3 + SO3
C8H14NHCl + NaHCO3 + CH3OH = C10H15NO2 + NaCl + H2O + H2 =>
2 C8H14NHCl + 2 NaHCO3 + 2 CH3OH = 2 C10H15NO2 + 2 NaCl + 4 H2O + H2
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Na2SO3 + Ba(NO3)2 = Na2(NO3)2 + BaSO3 =>
Na2SO3 + Ba(NO3)2 = Na2(NO3)2 + BaSO3
SiO3{-2} + H{+} = H2SiO3 =>
SiO3{-2} + 2 H{+} = H2SiO3
(CH3CO)2O + NaO2H = C2H4O3 + CH3CO2Na =>
(CH3CO)2O + NaO2H = C2H4O3 + CH3CO2Na
Al2(SiO3)3 + H2O = Al(OH)3 + H2SiO3 =>
Al2(SiO3)3 + 6 H2O = 2 Al(OH)3 + 3 H2SiO3
Na2S + H2SO4 = Na2SO4 + H2S =>
Na2S + H2SO4 = Na2SO4 + H2S
Zn{2+} + K{+} + Fe(CN)6{4-} = K2Zn3[Fe(CN)6]2 =>
3 Zn{2+} + 2 K{+} + 2 Fe(CN)6{4-} = K2Zn3[Fe(CN)6]2
COOH + oxygen = carbondioxide + water =>
4 COOH + O2 = 4 CO2 + 2 H2O
MgOH2 + HCl = HOH2 + MgCl =>
MgOH2 + HCl = HOH2 + MgCl
H + CO3 = H2CO3 =>
2 H + CO3 = H2CO3
C6H6 + HNO3 = C6H3N3O6 + H2O =>
C6H6 + 3 HNO3 = C6H3N3O6 + 3 H2O
Pb4 + HNO3 = PbN2O6 + H2O + N2O3H4 =>
Pb4 + 10 HNO3 = 4 PbN2O6 + 3 H2O + N2O3H4
Nh4OH + H2SO4 = (Nh4)2SO4 + HOH =>
2 Nh4OH + H2SO4 = (Nh4)2SO4 + 2 HOH
Na + S = Na2S =>
2 Na + S = Na2S
Rh + O2 = Rh2O =>
4 Rh + O2 = 2 Rh2O
(CH3COOH) + (Na2CO3) = NaCH3COO + CO2 + H2O =>
2(CH3COOH) + (Na2CO3) = 2 NaCH3COO + CO2 + H2O
Au(OH)3 = Au2O3 + H2O =>
2 Au(OH)3 = Au2O3 + 3 H2O
Al + H2SO3 = Al2(SO3)3 + H2 =>
2 Al + 3 H2SO3 = Al2(SO3)3 + 3 H2
NO3 = N + O2 =>
2 NO3 = 2 N + 3 O2
(ZnOH)2CO3 + H2SO4 = CO2 + ZnSO4 + H2O =>
(ZnOH)2CO3 + 2 H2SO4 = CO2 + 2 ZnSO4 + 3 H2O
Cl2 + S + KOH = K2SO4 + KCl + H2O =>
3 Cl2 + S + 8 KOH = K2SO4 + 6 KCl + 4 H2O
CaCO3 + H2CO3 = Ca(HCO3)2 =>
CaCO3 + H2CO3 = Ca(HCO3)2
Ag2O + H = Ag + H2O =>
Ag2O + 2 H = 2 Ag + H2O
FeSO4 + Ag = Ag2SO4 + Fe =>
FeSO4 + 2 Ag = Ag2SO4 + Fe
KHSO4 = K2SO4 + SO3 + H2O =>
2 KHSO4 = K2SO4 + SO3 + H2O
MnS + O2 = Mn3O4 + SO2 =>
3 MnS + 5 O2 = Mn3O4 + 3 SO2
SB2S3 + HCl + HNO3 = SBCl3 + H2SO4 + NO2 + H2O =>
SB2S3 + 6 HCl + 18 HNO3 = 2 SBCl3 + 2 H2SO4 + 18 NO2 + 10 H2O
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