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Fe2O3 + 3 CO = 2 Fe + 3 CO2
Cu2S + HNO3 = Cu(NO3)2 + S + H2O + N2O3 =>
Cu2S + 6 HNO3 = 2 Cu(NO3)2 + S + 3 H2O + N2O3
O2 + H2O = HO3 =>
5 O2 + 2 H2O = 4 HO3
Ga + NH3 = Ga(NH2)2 + H2 =>
Ga + 2 NH3 = Ga(NH2)2 + H2
MgBr2 + NaOH = Br2Na + MgOH =>
MgBr2 + NaOH = Br2Na + MgOH
CH3COCH3 + NaOH = CH3COCH3OH + Na =>
CH3COCH3 + NaOH = CH3COCH3OH + Na
Na(NO3)2 + CuCl2 = Cu(NO3)2 + NaCl2 =>
Na(NO3)2 + CuCl2 = Cu(NO3)2 + NaCl2
PbO2 + HNO2 = Pb(NO2)4 + H2O =>
PbO2 + 4 HNO2 = Pb(NO2)4 + 2 H2O
NH3 + NO2 = N2O + H2O =>
6 NH3 + 8 NO2 = 7 N2O + 9 H2O
Mn + CO3 = MnO + CO2 =>
Mn + CO3 = MnO + CO2
Ni(OH)3 + HSO2 = Ni(SO2)3 + H2O =>
Ni(OH)3 + 3 HSO2 = Ni(SO2)3 + 3 H2O
Na3Po4 + MgCl2 = Na3Cl2 + MgPo4 =>
Na3Po4 + MgCl2 = Na3Cl2 + MgPo4
MnCl2 + KOH + KClO3 = K2MnO4 + KCl + H2O =>
3 MnCl2 + 12 KOH + 2 KClO3 = 3 K2MnO4 + 8 KCl + 6 H2O
Hg2(NO3)2 + H2S = Hg2S + HNO3 =>
Hg2(NO3)2 + H2S = Hg2S + 2 HNO3
(NH4)2(SO4) + KOH = K2SO4 + NH3 + H2O =>
(NH4)2(SO4) + 2 KOH = K2SO4 + 2 NH3 + 2 H2O
FeO(OH) + KNO3 + KOH = K2FeO4 + KNO2 + H2O =>
2 FeO(OH) + 3 KNO3 + 4 KOH = 2 K2FeO4 + 3 KNO2 + 3 H2O
Co(CH3COO)2 + (NH4)2SO4 = CoSO4 + NH4CH3COO =>
Co(CH3COO)2 + (NH4)2SO4 = CoSO4 + 2 NH4CH3COO
FeS2(s) + O2(g) = FeO3(s) + SO2(g) =>
2 FeS2(s) + 7 O2(g) = 2 FeO3(s) + 4 SO2(g)
NH4NO3 + S = N2 + H2O + SO2 =>
2 NH4NO3 + S = 2 N2 + 4 H2O + SO2
Pb(NO3)2 + K2CrO4 = K(NO3) + PbCrO4 =>
Pb(NO3)2 + K2CrO4 = 2 K(NO3) + PbCrO4
Br2 + AgI = AgBr + I =>
Br2 + 2 AgI = 2 AgBr + 2 I
Na3AsO4 + PH3 + HCl = NaAsO2 + NaPO3 + NaCl + H2O =>
4 Na3AsO4 + PH3 + 7 HCl = 4 NaAsO2 + NaPO3 + 7 NaCl + 5 H2O
SI + F2 = SIF4 =>
SI + 2 F2 = SIF4
Ag2SO4 + PbF2 = AgF + PbSO4 =>
Ag2SO4 + PbF2 = 2 AgF + PbSO4
H2SO4 + KMnO4 + H202 = KHSO4 + MnSO4 + H2O =>
404 H2SO4 + 202 KMnO4 + 5 H202 = 202 KHSO4 + 202 MnSO4 + 808 H2O
BaBr2 + HCl = HBr + BaCl2 =>
BaBr2 + 2 HCl = 2 HBr + BaCl2
CsF(aq) + AlBr3(aq) = CsBr(aq) + AlF3(s) =>
3 CsF(aq) + AlBr3(aq) = 3 CsBr(aq) + AlF3(s)
Na2[Sn(OH)6] = SnO2 + NaOH + H2O =>
Na2[Sn(OH)6] = SnO2 + 2 NaOH + 2 H2O
PH3 + BCl3 = PH3BCl3 =>
PH3 + BCl3 = PH3BCl3
NH2 = NH3 + N2 =>
6 NH2 = 4 NH3 + N2
ZnSO4 + NH4Cl = NH4SO4 + ZnCl =>
ZnSO4 + NH4Cl = NH4SO4 + ZnCl
K4[Fe(CN)6] + KMnO4 + H2SO4 = K3[Fe(CN)6] + K2SO4 + MnSO4 + H2O =>
5 K4[Fe(CN)6] + KMnO4 + 4 H2SO4 = 5 K3[Fe(CN)6] + 3 K2SO4 + MnSO4 + 4 H2O
PbCl2 + HNO3 = Pb(NO3)2 + HCl =>
PbCl2 + 2 HNO3 = Pb(NO3)2 + 2 HCl
C2H5N3O6 + O2 = CO2 + H2O + N2 =>
4 C2H5N3O6 + O2 = 8 CO2 + 10 H2O + 6 N2
Fe(OH)3 + HCIO4 = Fe(CIO4)3 + H2O =>
Fe(OH)3 + 3 HCIO4 = Fe(CIO4)3 + 3 H2O
HgS + Al + H2O = Al(OH)3 + H2S + Hg =>
3 HgS + 2 Al + 6 H2O = 2 Al(OH)3 + 3 H2S + 3 Hg
Zn + Na2CrO4 + NaOH = Na2ZnO2 + NaCrO2 + H2O =>
3 Zn + 2 Na2CrO4 + 4 NaOH = 3 Na2ZnO2 + 2 NaCrO2 + 2 H2O
Cu + Pb(NO3)4 = Pb + Cu(NO3)2 =>
2 Cu + Pb(NO3)4 = Pb + 2 Cu(NO3)2
Ca(H2PO4)2 + C + SiO2 = Ca2SiO4 + P + CO + H2O =>
2 Ca(H2PO4)2 + 10 C + SiO2 = Ca2SiO4 + 4 P + 10 CO + 4 H2O
CuSO4 + H2S = CuS + H2SO4 =>
CuSO4 + H2S = CuS + H2SO4
Fe2(CO3) + Cs = Cs2(CO3) + Fe =>
Fe2(CO3) + 2 Cs = Cs2(CO3) + 2 Fe
CCl4 + KOH = KCl + K2CO3 + H2O =>
CCl4 + 6 KOH = 4 KCl + K2CO3 + 3 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Te + H2O = Te2O + H2 =>
2 Te + H2O = Te2O + H2
NH3 + O2 = H2O1 + N2 =>
4 NH3 + 3 O2 = 6 H2O1 + 2 N2
NH2CH2COOH + HCl = NH3CH2COOHCl =>
NH2CH2COOH + HCl = NH3CH2COOHCl
HCl + SO4(OH) = H2O + SO4Cl =>
HCl + SO4(OH) = H2O + SO4Cl
CH2 + Br2 = CH2Br2 =>
CH2 + Br2 = CH2Br2
Al + NaOH = H2 + Na3AlO3 =>
2 Al + 6 NaOH = 3 H2 + 2 Na3AlO3
Kl + Pb(N03)2 = KlN03 + Pb =>
2 Kl + Pb(N03)2 = 2 KlN03 + Pb
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