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FeS + 2 HCl = FeCl2 + H2S
C10H16 + C2H3KO2 + O2 = C7H5KO2 + H2O =>
C10H16 + 2 C2H3KO2 + 3 O2 = 2 C7H5KO2 + 6 H2O
AgNO3 + CuCl2 = AgCl + Cu(NO3)2 =>
2 AgNO3 + CuCl2 = 2 AgCl + Cu(NO3)2
H2O + SO3 = H2SO4 =>
H2O + SO3 = H2SO4
Fe2(SO4)3 = Fe2O3 + SO3 =>
Fe2(SO4)3 = Fe2O3 + 3 SO3
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Mg + HNO3 = Mg(NO3)2 + NO + H2O =>
3 Mg + 8 HNO3 = 3 Mg(NO3)2 + 2 NO + 4 H2O
Co(NO3)2 + NaBr = CoBr + Na(NO3)2 =>
Co(NO3)2 + NaBr = CoBr + Na(NO3)2
K2CrO4 + PbCl2 = KCl + PbCrO4 =>
K2CrO4 + PbCl2 = 2 KCl + PbCrO4
Na + H2SO4 = H2 + NaSO4 =>
Na + H2SO4 = H2 + NaSO4
Sb2S3(s) + O2(g) = Sb2O3(s) + SO2(g) =>
2 Sb2S3(s) + 9 O2(g) = 2 Sb2O3(s) + 6 SO2(g)
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
Na2C2O4 + H2SO4 = Na2SO4 + H2C2O4 =>
Na2C2O4 + H2SO4 = Na2SO4 + H2C2O4
NaI + Br2 = NaBr + I2 =>
2 NaI + Br2 = 2 NaBr + I2
Na + H2SO4 = H2 + Na2SO4 =>
2 Na + H2SO4 = H2 + Na2SO4
CH3CHOHCH2CH3 + KMnO4 + H2SO4 = CH3COHCH2CH3 + MnSO4 + H2O + KSO4 =>
4 CH3CHOHCH2CH3 + KMnO4 + 2 H2SO4 = 4 CH3COHCH2CH3 + MnSO4 + 4 H2O + KSO4
(NH4)2Cr2O7 = N2 + Cr2O3 + H2O =>
(NH4)2Cr2O7 = N2 + Cr2O3 + 4 H2O
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
CaC2 + H2O = C2H2 + CaO =>
CaC2 + H2O = C2H2 + CaO
CrCl3 + H2O2 + NaOH = Na2CrO4 + NaCl + H2O =>
2 CrCl3 + 3 H2O2 + 10 NaOH = 2 Na2CrO4 + 6 NaCl + 8 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NH3 + Mg = Mg3N2 + H2 =>
2 NH3 + 3 Mg = Mg3N2 + 3 H2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
C9H7NO2 + H2O = C9H9NO3 =>
C9H7NO2 + H2O = C9H9NO3
S + O2 = SO2 =>
S + O2 = SO2
Mg + HNO3 = Mg(NO3)2 + NH4NO3 + H2O =>
4 Mg + 10 HNO3 = 4 Mg(NO3)2 + NH4NO3 + 3 H2O
ZnCO3 + HCl = ZnCl2 + CO2 + H2O =>
ZnCO3 + 2 HCl = ZnCl2 + CO2 + H2O
MG + HCl = MGCl2 + H2 =>
MG + 2 HCl = MGCl2 + H2
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
Al + ZnSO4 = Al(SO4)3 + Zn =>
Al + 3 ZnSO4 = Al(SO4)3 + 3 Zn
PBr5 + H2O = HBr + H3PO4 =>
PBr5 + 4 H2O = 5 HBr + H3PO4
H2SO4 + NH4OH = H2O + (NH4)2SO4 =>
H2SO4 + 2 NH4OH = 2 H2O + (NH4)2SO4
AgNO3 + CaI2 = Ca(NO3)2 + AgI =>
2 AgNO3 + CaI2 = Ca(NO3)2 + 2 AgI
Ni(ClO3)2 = NiCl2 + O2 =>
Ni(ClO3)2 = NiCl2 + 3 O2
Fe + NaOH = FeO + Na + H2 =>
2 Fe + 2 NaOH = 2 FeO + 2 Na + H2
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
Al3 + HCl = AlCl3 + H2 =>
2 Al3 + 18 HCl = 6 AlCl3 + 9 H2
MG + HCl = MGCl2 + H2 =>
MG + 2 HCl = MGCl2 + H2
CU(NO3)2 = CU + NO2 + O2 =>
CU(NO3)2 = CU + 2 NO2 + O2
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
MnO2 + HCl = MnCl2 + Cl2 + H2O =>
MnO2 + 4 HCl = MnCl2 + Cl2 + 2 H2O
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Cu + Ag(NO3)2 = Cu(NO3)2 + Ag =>
Cu + Ag(NO3)2 = Cu(NO3)2 + Ag
Na2SO3 + H2SO4 = Na2SO4 + H2O + SO2 =>
Na2SO3 + H2SO4 = Na2SO4 + H2O + SO2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Mg + HNO3 = Mg(NO3)2 + N2O + H2O =>
4 Mg + 10 HNO3 = 4 Mg(NO3)2 + N2O + 5 H2O
Fe2O3 + Al = Al2O3 + Fe =>
Fe2O3 + 2 Al = Al2O3 + 2 Fe
Al(No3)3 + H2So4 = Al2(So4)3 + HNo3 =>
2 Al(No3)3 + 3 H2So4 = Al2(So4)3 + 6 HNo3
Mg + HNO3 = Mg(NO3)2 + NO2 + H2O =>
Mg + 4 HNO3 = Mg(NO3)2 + 2 NO2 + 2 H2O
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