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Fe2O9 + 9 C = 2 Fe + 9 CO
FeS + H2SO4 = Fe2(SO4)3 + H2O + SO2 =>
2 FeS + 10 H2SO4 = Fe2(SO4)3 + 10 H2O + 9 SO2
Fe + CuHPO4 = Cu + Fe(HPO4)3 =>
Fe + 3 CuHPO4 = 3 Cu + Fe(HPO4)3
NH4Cl + Al(OH)3 = NH4OH + AlCl3 =>
3 NH4Cl + Al(OH)3 = 3 NH4OH + AlCl3
K2Cr2O7 + HCl + KI = I2 + KCl + H2O + CrCl3 =>
K2Cr2O7 + 14 HCl + 6 KI = 3 I2 + 8 KCl + 7 H2O + 2 CrCl3
K3(PO4) + CaCl2 = KCl + Ca3(PO4)2 =>
2 K3(PO4) + 3 CaCl2 = 6 KCl + Ca3(PO4)2
Mg + AgNO3 = Mg(NO3)2 + Ag =>
Mg + 2 AgNO3 = Mg(NO3)2 + 2 Ag
ZnSO4 + (NH4OH) = Zn(OH)2 + SO4*2(NH4) =>
ZnSO4 + 2(NH4OH) = Zn(OH)2 + SO4*2(NH4)
C6H10O5 + O2 = CO2 + H2O =>
C6H10O5 + 6 O2 = 6 CO2 + 5 H2O
Pb + NaOH = Pb(OH)3 + Na =>
Pb + 3 NaOH = Pb(OH)3 + 3 Na
MnO4{-} + SO32{-} + H2O = MnO2 + SO42{-} + OH{-} =>
20 MnO4{-} + 3 SO32{-} + 10 H2O = 20 MnO2 + 3 SO42{-} + 20 OH{-}
Cr2O3 + NaOH = Cr(OH)3 + Na2O =>
Cr2O3 + 6 NaOH = 2 Cr(OH)3 + 3 Na2O
NH3 + AgCl = Ag(NH3)2{+} + Cl{-} =>
2 NH3 + AgCl = Ag(NH3)2{+} + Cl{-}
NH4Cl + AgNO3 + NaOH + HNO3 = Na(NO3)2 + AgCl + NH4OH =>
10 NH4Cl + 10 AgNO3 + 8 NaOH + 7 HNO3 = 8 Na(NO3)2 + 10 AgCl + 11 NH4OH
Na2S + NH3 = Na2H3 + SN =>
Na2S + NH3 = Na2H3 + SN
Ag + Se = AgSe =>
Ag + Se = AgSe
(NH4)2[Fe(H2O)2(SO4)2]*6H2O + H2C2O4*2H2O = [FeC2O4]*2H2O + H2SO4 + (NH4)2SO4 + H2O =>
(NH4)2[Fe(H2O)2(SO4)2]*6H2O + H2C2O4*2H2O = [FeC2O4]*2H2O + H2SO4 + (NH4)2SO4 + 8 H2O
C2H4(OH)2 + H2O = C2H2(OH)4 + H2 =>
C2H4(OH)2 + 2 H2O = C2H2(OH)4 + 2 H2
CrCl2 + O2 + H2SO4 = Cr2(SO4)3 + HCl + H2O =>
4 CrCl2 + O2 + 6 H2SO4 = 2 Cr2(SO4)3 + 8 HCl + 2 H2O
Cr(s) + H2SO4(g) = Cr2(SO4)3(s) + H2(g) =>
2 Cr(s) + 3 H2SO4(g) = Cr2(SO4)3(s) + 3 H2(g)
K + Sn(NO3)2 = Sn + KNO3 =>
2 K + Sn(NO3)2 = Sn + 2 KNO3
NH4OH + HCl = (NH4)Cl + H(OH) =>
NH4OH + HCl = (NH4)Cl + H(OH)
Bi2O12S3 + CaCrO4 = Bi2(CrO4)3 + CaSO4 =>
Bi2O12S3 + 3 CaCrO4 = Bi2(CrO4)3 + 3 CaSO4
SnO + NaOH = Na2[SnO2] + H2O =>
SnO + 2 NaOH = Na2[SnO2] + H2O
CsVO3 + Zn + HCl = VCl2 + CsCl + ZnCl2 + H2O =>
2 CsVO3 + 3 Zn + 12 HCl = 2 VCl2 + 2 CsCl + 3 ZnCl2 + 6 H2O
HBr(aq) + NaHCO3(aq) = CO2 + H2O + NaBr =>
HBr(aq) + NaHCO3(aq) = CO2 + H2O + NaBr
Mg(OH)2 + H3BO3 = (MgOH)3BO3 + H2O =>
3 Mg(OH)2 + H3BO3 = (MgOH)3BO3 + 3 H2O
F2 + KBr = FBrK =>
F2 + 2 KBr = 2 FBrK
Fe1(C1N1)3 + H3P1O4 = Fe1P1O4 + H1C1N1 =>
Fe1(C1N1)3 + H3P1O4 = Fe1P1O4 + 3 H1C1N1
K2CrO4 + HCl = KCl + H2O + CrCl2 + Cl2 =>
K2CrO4 + 8 HCl = 2 KCl + 4 H2O + CrCl2 + 2 Cl2
Cl2 + FeBr2 = FeBr3 + FeCl3 =>
3 Cl2 + 6 FeBr2 = 4 FeBr3 + 2 FeCl3
CuO + H2 = Cu4 + H2O =>
4 CuO + 4 H2 = Cu4 + 4 H2O
La2O3 + H2O = La(OH)3 =>
La2O3 + 3 H2O = 2 La(OH)3
Hg + HCl = HgCl + H2 =>
2 Hg + 2 HCl = 2 HgCl + H2
C11H14O2 + C6H14O3 = C20H22O5 + C4H10O =>
2 C11H14O2 + C6H14O3 = C20H22O5 + 2 C4H10O
C8H18(s) + O2(g) = CO2(g) + H2O(l) =>
2 C8H18(s) + 25 O2(g) = 16 CO2(g) + 18 H2O(l)
PCl3 + HNO3 + H2O = NO + H3PO4 + HCl =>
3 PCl3 + 2 HNO3 + 8 H2O = 2 NO + 3 H3PO4 + 9 HCl
NH4OH = NH3H2O =>
NH4OH = NH3H2O
CH233O066N033 + O2 = CO2 + H2O + NH3 =>
2 CH233O066N033 + 3 O2 = 2 CO2 + 134 H2O + 66 NH3
HCl + NaCrO2 = CrCl3 + NaCl + H2O =>
4 HCl + NaCrO2 = CrCl3 + NaCl + 2 H2O
NO + (O)2 = N(O)2 =>
2 NO + (O)2 = 2 N(O)2
CH3CH2CHO + O2 = CO2 + H2O =>
CH3CH2CHO + 4 O2 = 3 CO2 + 3 H2O
Li3PO4 + Fe(NO3)2 = Li3(NO3)2 + FePO4 =>
Li3PO4 + Fe(NO3)2 = Li3(NO3)2 + FePO4
HNO3 + Na2S = NaNO3 + H2O + S + NO2 =>
4 HNO3 + Na2S = 2 NaNO3 + 2 H2O + S + 2 NO2
CaCO3 + C2H4O2 = CaC2H3O2 + CO2 + H3O =>
5 CaCO3 + 6 C2H4O2 = 5 CaC2H3O2 + 7 CO2 + 3 H3O
MeNO3 = MeNO2 + O3 =>
3 MeNO3 = 3 MeNO2 + O3
Fe{3+} + C6H8O6 = Fe{2+} + C6H6O6 + H{+} =>
2 Fe{3+} + C6H8O6 = 2 Fe{2+} + C6H6O6 + 2 H{+}
Ag(s) + S8(s) = AgS(s) =>
8 Ag(s) + S8(s) = 8 AgS(s)
HCl + (NH4)2Cr2O7 = NH4Cl + H2Cr2O7 =>
2 HCl + (NH4)2Cr2O7 = 2 NH4Cl + H2Cr2O7
H2O + CO2 = C2H2 + O2 =>
2 H2O + 4 CO2 = 2 C2H2 + 5 O2
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