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(NH4)2CO3 + CaCl = CaCO3 + (NH4)2Cl
CH2 + Cl2 = C + HCl =>
CH2 + Cl2 = C + 2 HCl
Hg2{+} + Fe = Fe3{+} + Hg =>
Hg2{+} + 3 Fe = Fe3{+} + 2 Hg
H2(SO4) + CuCl2 = H2Cl2 + CuSO4 =>
H2(SO4) + CuCl2 = H2Cl2 + CuSO4
(NH4)2SO4 + AgNO3 = NH4NO3 + Ag2SO4 =>
(NH4)2SO4 + 2 AgNO3 = 2 NH4NO3 + Ag2SO4
HgO + I + H2O = HgI4 + OH =>
HgO + 4 I + H2O = HgI4 + 2 OH
Ca3(PO4)2 + SiO2 + C = Ca2(SiO3)2 + CO + P4 =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 3 Ca2(SiO3)2 + 10 CO + P4
C4H5N2O + O2 = H2O + CO2 + N2 =>
4 C4H5N2O + 19 O2 = 10 H2O + 16 CO2 + 4 N2
H2O + CrO4{-2} + Br{-} = CrO2{-} + BrO3{-} + OH{-} =>
H2O + 2 CrO4{-2} + Br{-} = 2 CrO2{-} + BrO3{-} + 2 OH{-}
AlI3(s) + Cl2(g) = AlCl3(s) + I2(s) =>
2 AlI3(s) + 3 Cl2(g) = 2 AlCl3(s) + 3 I2(s)
Pb + Zn{2+} = Pb{2+} + Zn =>
Pb + Zn{2+} = Pb{2+} + Zn
CO(OH)2 + H2S = COS + H2O =>
CO(OH)2 + H2S = COS + 2 H2O
As3S3 + O2 = As2O3 + SO2 =>
4 As3S3 + 21 O2 = 6 As2O3 + 12 SO2
NH4NO3 + FeO = FeNO3 + NH4O =>
NH4NO3 + FeO = FeNO3 + NH4O
MnO4{-} + Fe{+2} + H{+} = Fe{+3} + Mn{+2} + H2O =>
MnO4{-} + 5 Fe{+2} + 8 H{+} = 5 Fe{+3} + Mn{+2} + 4 H2O
NO2 + O2 + H2O = H2NO4 =>
2 NO2 + O2 + 2 H2O = 2 H2NO4
Al2(CO3)3 + NaCl = AlCl3 + Na2CO3 =>
Al2(CO3)3 + 6 NaCl = 2 AlCl3 + 3 Na2CO3
H + Co = HCo =>
H + Co = HCo
Al2(CO3)3(s) + HBr(aq) = AlBr3(aq) + H2O(l) + CO2(g) =>
Al2(CO3)3(s) + 6 HBr(aq) = 2 AlBr3(aq) + 3 H2O(l) + 3 CO2(g)
SO2 + CrO4 = SO4 + Cr =>
2 SO2 + CrO4 = 2 SO4 + Cr
S2O3{2-} + H{+} = S8 + SO2 + H2O =>
8 S2O3{2-} + 16 H{+} = S8 + 8 SO2 + 8 H2O
Na2CrO4 + H2O2 + NaOH = Na3CrO8 + H2O =>
2 Na2CrO4 + 7 H2O2 + 2 NaOH = 2 Na3CrO8 + 8 H2O
Na2S2O3 + H2O = NaOH + SO2 + S =>
Na2S2O3 + H2O = 2 NaOH + SO2 + S
ZnSO4 + Cu = ZnCu + SO4 =>
ZnSO4 + Cu = ZnCu + SO4
Cr + C = Cr3C2 =>
3 Cr + 2 C = Cr3C2
CoCl2 + NaH = CoH2 + NaCl =>
CoCl2 + 2 NaH = CoH2 + 2 NaCl
NaCl(aq) + Ag(aq) = AgCl + Na =>
NaCl(aq) + Ag(aq) = AgCl + Na
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
Ca3(PO4)2 + H2O = Ca(OH)2 + H3PO4 =>
Ca3(PO4)2 + 6 H2O = 3 Ca(OH)2 + 2 H3PO4
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
CuFeS2 + O2 = SO2 + CuO + FeO =>
CuFeS2 + 3 O2 = 2 SO2 + CuO + FeO
B(OH)3 + H2SO4 = B2(SO4)3 + H2O =>
2 B(OH)3 + 3 H2SO4 = B2(SO4)3 + 6 H2O
Mg(OH)2 + HClO3 = HOH + Mg(ClO3)2 =>
Mg(OH)2 + 2 HClO3 = 2 HOH + Mg(ClO3)2
Cr2O3 + Cl2 + KOH = KCrO4 + KCl + H2O =>
Cr2O3 + 4 Cl2 + 10 KOH = 2 KCrO4 + 8 KCl + 5 H2O
SrCrO4 + HNO3 = Sr(NO3)2 + SrCr2O7 + H2O =>
2 SrCrO4 + 2 HNO3 = Sr(NO3)2 + SrCr2O7 + H2O
Mg + Li{4+} = Mg{+2} + Li =>
2 Mg + Li{4+} = 2 Mg{+2} + Li
Pb(CH3COO)2 + Na2S + CaCl2 = PbCl2 + CaS + Na(CH3COO) =>
Pb(CH3COO)2 + Na2S + CaCl2 = PbCl2 + CaS + 2 Na(CH3COO)
C6H12O6 + MgSO4 = C6H6O3 + MgSO4*7H2O =>
7 C6H12O6 + 3 MgSO4 = 7 C6H6O3 + 3 MgSO4*7H2O
CH2{-}CH{-}CH3 + KMnO4 + H2O = CHOH{-}CHOH{-}CH3 + MnO2 + KOH =>
3 CH2{-}CH{-}CH3 + 2 KMnO4 + H2O = 3 CHOH{-}CHOH{-}CH3 + 2 MnO2 + 2 KOH
Na3[Co(CN)6] + FeSO4 = Fe3[Co(CN)6]2 + Na2SO4 =>
2 Na3[Co(CN)6] + 3 FeSO4 = Fe3[Co(CN)6]2 + 3 Na2SO4
KAl(OH)4 + H2C2O4 = Al(OH)3 + K2C2O4 + H2O =>
2 KAl(OH)4 + H2C2O4 = 2 Al(OH)3 + K2C2O4 + 2 H2O
C3H6O{+} + OH{-} = O + C3H7O =>
C3H6O{+} + OH{-} = O + C3H7O
KOH + HCl = KHHClO =>
KOH + HCl = KHHClO
Fe(SO4) + H2SO4 + H2O2 = Fe2(SO4)3 + H2O =>
2 Fe(SO4) + H2SO4 + H2O2 = Fe2(SO4)3 + 2 H2O
Fe(s) + KNO2(aq) = Fe2O3(s) + K2O(s) + N2(g) =>
2 Fe(s) + 2 KNO2(aq) = Fe2O3(s) + K2O(s) + N2(g)
C4H10O(l) + O2(g) = CO2(g) + H2O =>
C4H10O(l) + 6 O2(g) = 4 CO2(g) + 5 H2O
YXC3H8 + O2 = CO2 + H2O + XC + YCO =>
2 YXC3H8 + 7 O2 = 2 CO2 + 8 H2O + 2 XC + 2 YCO
Ca(NO3)2(aq) + Pb(s) = Ca(s) + Pb(NO3)2(aq) =>
Ca(NO3)2(aq) + Pb(s) = Ca(s) + Pb(NO3)2(aq)
AlCl3 + (NH4)PO4 = AlPO4 + NH4Cl3 =>
AlCl3 + (NH4)PO4 = AlPO4 + NH4Cl3
CuSO4 + Fe + H2O = Fe(OH)3 + H2(SO4) + Cu =>
3 CuSO4 + 2 Fe + 6 H2O = 2 Fe(OH)3 + 3 H2(SO4) + 3 Cu
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