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5 Na2SO3 + 4 HCl + K2Cr2O7 = 2 KCl + 5 Na2SO4 + 2 CrCl + 2 H2O
Cu + CaCO3 = Cu(CO3)2 + Ca =>
Cu + 2 CaCO3 = Cu(CO3)2 + 2 Ca
FeCl3 + NiCO3 = NiCl + Fe(CO3)3 =>
FeCl3 + 3 NiCO3 = 3 NiCl + Fe(CO3)3
H2SO4 + BaCl2 = (HCl)2 + BaSO4 =>
H2SO4 + BaCl2 = (HCl)2 + BaSO4
Al2(SO4)3 + NaOH = Al(OH)3 + Na2SO4 =>
Al2(SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2SO4
KNO3 + Cu(OH)2 = CuNO3 + K(OH)2 =>
KNO3 + Cu(OH)2 = CuNO3 + K(OH)2
Ca(NO3)2 + Na2CO3 = CaCO3 + Na2(NO3)2 =>
Ca(NO3)2 + Na2CO3 = CaCO3 + Na2(NO3)2
Pb(OH)2 + H2SO4 = Pb(SO4) + H2O =>
Pb(OH)2 + H2SO4 = Pb(SO4) + 2 H2O
F(g) + Fr(g) = FrF(g) =>
F(g) + Fr(g) = FrF(g)
CaBr2 + K3(PO4) = KBr + Ca3(PO4)2 =>
3 CaBr2 + 2 K3(PO4) = 6 KBr + Ca3(PO4)2
LiSO4 + Ba(NO3)2 = Li(NO3)2 + BaSO4 =>
LiSO4 + Ba(NO3)2 = Li(NO3)2 + BaSO4
Mn7 = Mn4 =>
4 Mn7 = 7 Mn4
KCl + AgP = KP + AgCl =>
KCl + AgP = KP + AgCl
Fe2(SO4) + NaOH = Fe(OH) + Na2SO4 =>
Fe2(SO4) + 2 NaOH = 2 Fe(OH) + Na2SO4
FeO + SO3 = Fe2O3 + SO2 =>
2 FeO + SO3 = Fe2O3 + SO2
HCO2CH3 + NaOH = NaCO2CH3 + H2O =>
HCO2CH3 + NaOH = NaCO2CH3 + H2O
Na2CrO + AgNO3 = Na2NO3 + AgCrO =>
Na2CrO + AgNO3 = Na2NO3 + AgCrO
Pb(OH)2 + H2SO4 = (PbOH)2SO4 + H2O =>
2 Pb(OH)2 + H2SO4 = (PbOH)2SO4 + 2 H2O
HNO3 + P + H2O = H3PO4 + NO =>
5 HNO3 + 3 P + 2 H2O = 3 H3PO4 + 5 NO
NaCrO2 + Na2O3 + H2O = NaOH + Na2CrO4 =>
4 NaCrO2 + 3 Na2O3 + H2O = 2 NaOH + 4 Na2CrO4
Zn + HNO = Zn(NO) + H2 =>
2 Zn + 2 HNO = 2 Zn(NO) + H2
K2SO3 + HI = H2SO3 + KI =>
K2SO3 + 2 HI = H2SO3 + 2 KI
Mg + I2 + H2O = Mg(OH)2 + HI =>
Mg + I2 + 2 H2O = Mg(OH)2 + 2 HI
Co(NO3)2 + K4[Fe(CN)6] = Co2[Fe(CN)6] + KNO3 =>
2 Co(NO3)2 + K4[Fe(CN)6] = Co2[Fe(CN)6] + 4 KNO3
Ca(OH)2 + NaOH = Ca(OH)3 + Na =>
Ca(OH)2 + NaOH = Ca(OH)3 + Na
CH3(CH2)4CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)4CH3 + 19 O2 = 12 CO2 + 14 H2O
Al(OH)3 + HOClO = Al(ClO2)3 + H2O =>
Al(OH)3 + 3 HOClO = Al(ClO2)3 + 3 H2O
Cl3N + H2O = HClO + NH3 =>
Cl3N + 3 H2O = 3 HClO + NH3
BaO + NaPo = BaPo + NaO =>
BaO + NaPo = BaPo + NaO
NH3 + CO2 = NH2COH2N + H2O =>
2 NH3 + CO2 = NH2COH2N + H2O
Ba(NO3)2(aq) + Na2SO4(aq) = BaSO4 + Na2(NO3)2 =>
Ba(NO3)2(aq) + Na2SO4(aq) = BaSO4 + Na2(NO3)2
CO + HCl = COCl2 + H2 =>
CO + 2 HCl = COCl2 + H2
FeCl3 + HNO3 = Fe(NO3)3 + HCl =>
FeCl3 + 3 HNO3 = Fe(NO3)3 + 3 HCl
ZnO + N2 = Zn3N2 + O2 =>
6 ZnO + 2 N2 = 2 Zn3N2 + 3 O2
H2C2O4 + NaF = Na2C2O4 + HF =>
H2C2O4 + 2 NaF = Na2C2O4 + 2 HF
MgSO3 + HI = H2SO3 + MgI2 =>
MgSO3 + 2 HI = H2SO3 + MgI2
Cr2(SO4)3 + KNO3 + NaOH = NaCrO3 + KNO + Na2SO4 + H2O =>
Cr2(SO4)3 + KNO3 + 8 NaOH = 2 NaCrO3 + KNO + 3 Na2SO4 + 4 H2O
PBr3 + KOH = KBr + K2HPO3 + H2O =>
PBr3 + 5 KOH = 3 KBr + K2HPO3 + 2 H2O
FeCl + NaO = FeO + NaCl =>
FeCl + NaO = FeO + NaCl
CaF2 + HBr = HF + CaBr2 =>
CaF2 + 2 HBr = 2 HF + CaBr2
PBr3 + KOH = KBr + K2HPO3 + H2O =>
PBr3 + 5 KOH = 3 KBr + K2HPO3 + 2 H2O
KMnO4 + H2SO4 + NaNO2 = K2SO4 + NaNO3 + MnSO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 NaNO2 = K2SO4 + 5 NaNO3 + 2 MnSO4 + 3 H2O
Cu2S + HNO3 = Cu(NO3)2 + CuSO4 + NO2 + H2O =>
Cu2S + 12 HNO3 = Cu(NO3)2 + CuSO4 + 10 NO2 + 6 H2O
Na2SO3 + Ba(NO3)2 = BaSO3 + Na2(NO3)2 =>
Na2SO3 + Ba(NO3)2 = BaSO3 + Na2(NO3)2
Cu(OH)2 + CO2 = CuOH2CO3 =>
Cu(OH)2 + CO2 = CuOH2CO3
CaOCl2 + SnSO4 + H2SO4 = CaCl2 + Sn2(SO4)3 + H2O =>
CaOCl2 + 2 SnSO4 + H2SO4 = CaCl2 + Sn2(SO4)3 + H2O
Na5P3O10 + H2O = Na2HPO4 + NaH2PO4 =>
Na5P3O10 + 2 H2O = 2 Na2HPO4 + NaH2PO4
Cu + NH3 + O2 = Cu(NO3)2 + H2O =>
2 Cu + 4 NH3 + 9 O2 = 2 Cu(NO3)2 + 6 H2O
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
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