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Na2CO3 + C2 = 2 Na + 3 CO
FeO + K2CrO4 + H2SO4 = Fe2(SO4)3 + K2SO4 + Cr2(SO4)3 + H2O =>
6 FeO + 2 K2CrO4 + 14 H2SO4 = 3 Fe2(SO4)3 + 2 K2SO4 + Cr2(SO4)3 + 14 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Pb(NO3)2 + BaI2 = PbI2 + Ba(NO3)2 =>
Pb(NO3)2 + BaI2 = PbI2 + Ba(NO3)2
CO(NH2)2 = HNCO + NH3 =>
CO(NH2)2 = HNCO + NH3
HClO4 + K2SO3 = KClO4 + H2O + SO2 =>
2 HClO4 + K2SO3 = 2 KClO4 + H2O + SO2
O2 + C5H12O2 = CO2 + H2O =>
7 O2 + C5H12O2 = 5 CO2 + 6 H2O
K2SO4 + Na2CO3 = K2CO3 + Na2SO4 =>
K2SO4 + Na2CO3 = K2CO3 + Na2SO4
K2FeO4 + H2SO4 = Fe2(SO4)3 + K2SO4 + H2O + O2 =>
4 K2FeO4 + 10 H2SO4 = 2 Fe2(SO4)3 + 4 K2SO4 + 10 H2O + 3 O2
(NH4)2Fe(SO4)2 + K4[Fe(CN)6] = Fe4[Fe(CN)6]2 + (NH4)2SO4 + K2SO4 =>
4(NH4)2Fe(SO4)2 + 2 K4[Fe(CN)6] = Fe4[Fe(CN)6]2 + 4(NH4)2SO4 + 4 K2SO4
Na2O + Mg = MgO + Na =>
Na2O + Mg = MgO + 2 Na
Cl2 + FeCl2 = FeCl3 =>
Cl2 + 2 FeCl2 = 2 FeCl3
HNO3 + NI(OH)2 = NI(NO3)2 + H2O =>
2 HNO3 + NI(OH)2 = NI(NO3)2 + 2 H2O
S + KOH = K2SO3 + H2O + K2S =>
3 S + 6 KOH = K2SO3 + 3 H2O + 2 K2S
Na2B2O7 + H2SO4 = Na2SO4 + H2B2O7 =>
Na2B2O7 + H2SO4 = Na2SO4 + H2B2O7
Zn + HCl = ZnCl2 + H =>
Zn + 2 HCl = ZnCl2 + 2 H
Cl2 + CrBr2 = Br2 + CrCl3 =>
3 Cl2 + 2 CrBr2 = 2 Br2 + 2 CrCl3
FeSO4 + Na3PO4 = Fe3(PO4)2 + Na2SO4 =>
3 FeSO4 + 2 Na3PO4 = Fe3(PO4)2 + 3 Na2SO4
MgCl2 + H2SO4 = HCl + MgSO4 =>
MgCl2 + H2SO4 = 2 HCl + MgSO4
C2H5Cl + NaOH = C2H6 + NaCl + O =>
C2H5Cl + NaOH = C2H6 + NaCl + O
CH3COONa + FeCl3 + H2O = [Fe3(OH)2(CH3COO)6]Cl + NaCl + CH3COOH =>
8 CH3COONa + 3 FeCl3 + 2 H2O = [Fe3(OH)2(CH3COO)6]Cl + 8 NaCl + 2 CH3COOH
K2C2O4 + SnCl2 = KCl + SnC2O4 =>
K2C2O4 + SnCl2 = 2 KCl + SnC2O4
MgCO3 + CO2 + H2O = MgH2O + CO3CO2 =>
MgCO3 + CO2 + H2O = MgH2O + CO3CO2
AgCl3 + H2O = HCl + H3AgO3 =>
AgCl3 + 3 H2O = 3 HCl + H3AgO3
Pb + Na + C2H5Cl = Pb(C2H5)4 + NaCl =>
Pb + 4 Na + 4 C2H5Cl = Pb(C2H5)4 + 4 NaCl
H2SO4 + KMnO4 + C7H8 = C7H6O2 + MnSO4 + K2SO4 + H2O =>
9 H2SO4 + 6 KMnO4 + 5 C7H8 = 5 C7H6O2 + 6 MnSO4 + 3 K2SO4 + 14 H2O
PbCl2 + Na2SO4 = PbSO4 + NaCl =>
PbCl2 + Na2SO4 = PbSO4 + 2 NaCl
Cr + H2 = CrH2 =>
Cr + H2 = CrH2
N2H4(l) + O2(g) = NO2(g) + H2O(g) =>
N2H4(l) + 3 O2(g) = 2 NO2(g) + 2 H2O(g)
Cu + CaS = Ca + Cu2S =>
2 Cu + CaS = Ca + Cu2S
CH3I + Na = CH3 + NaI =>
CH3I + Na = CH3 + NaI
Ca(s) + Br2(g) = CaBr2 =>
Ca(s) + Br2(g) = CaBr2
CH3C(O)CH3 + KMnO4 + H2SO4 = CH3COOH + MnSO4 + K2SO4 + H2O =>
10 CH3C(O)CH3 + 8 KMnO4 + 12 H2SO4 = 15 CH3COOH + 8 MnSO4 + 4 K2SO4 + 12 H2O
MgO + CO2 = MgCO3 =>
MgO + CO2 = MgCO3
HCIO3 = HCIO4 + HCI =>
4 HCIO3 = 3 HCIO4 + HCI
H2O + NO2 = HNO3 + NO =>
H2O + 3 NO2 = 2 HNO3 + NO
K2SO3 + HCl = H2SO3 + KCl =>
K2SO3 + 2 HCl = H2SO3 + 2 KCl
H2CO3 + Mn(OH)2 = MnCO3 + H2O =>
H2CO3 + Mn(OH)2 = MnCO3 + 2 H2O
NaOH + Cl2 + NO2 = NH3 + O2 + NaCl =>
6 NaOH + 3 Cl2 + 2 NO2 = 2 NH3 + 5 O2 + 6 NaCl
H(SO) + Al(OH)3 = Al(SO2) + H2O =>
H(SO) + Al(OH)3 = Al(SO2) + 2 H2O
Cd + H2O = CdOH + H =>
Cd + H2O = CdOH + H
Rb3PO4 + CaS = Rb2S + Ca3(PO4)2 =>
2 Rb3PO4 + 3 CaS = 3 Rb2S + Ca3(PO4)2
ZnS + HNO3 = Zn(NO3)2 + NO2 + H2SO4 + H2O =>
ZnS + 10 HNO3 = Zn(NO3)2 + 8 NO2 + H2SO4 + 4 H2O
CoCl2 + K4Fe(CN)6 = Co(CN)6 + K4FeCl2 =>
CoCl2 + K4Fe(CN)6 = Co(CN)6 + K4FeCl2
Cu + NH4 = Cu(NH4) =>
Cu + NH4 = Cu(NH4)
KMnO4 + H2SO4 + KI = MnSO4 + K2SO4 + I2 + H2O =>
2 KMnO4 + 8 H2SO4 + 10 KI = 2 MnSO4 + 6 K2SO4 + 5 I2 + 8 H2O
SrCrO4 + HBr = SrBr2 + H2CrO4 =>
SrCrO4 + 2 HBr = SrBr2 + H2CrO4
ZnBr2 + H2O = Zn(OH)2 + HBr =>
ZnBr2 + 2 H2O = Zn(OH)2 + 2 HBr
NH3 + CO2 = CO(NH2)2 + H2O =>
2 NH3 + CO2 = CO(NH2)2 + H2O
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
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