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3 S + 2 Fe2O3 = 4 Fe + 3 SO2
Co + Pt(NO3)2 = Pt + Co(NO3)2 =>
Co + Pt(NO3)2 = Pt + Co(NO3)2
KOH = K + O2 + H2 =>
2 KOH = 2 K + O2 + H2
H4P2O7 + NaOH = Na2HPO4 + H2O =>
H4P2O7 + 4 NaOH = 2 Na2HPO4 + 3 H2O
C8H7O5 + O2 = CO2 + H2O =>
4 C8H7O5 + 29 O2 = 32 CO2 + 14 H2O
C2H7NO2 = C2H3O2 + NH4 =>
C2H7NO2 = C2H3O2 + NH4
FeO = Fe2 + O =>
2 FeO = Fe2 + 2 O
(N4H4)2CO3 + O2 = N + H2O + CO3 =>
(N4H4)2CO3 + 2 O2 = 8 N + 4 H2O + CO3
NaHCO3(aq) + C6H8O7(aq) = CO2(g) + H2O(l) + Na3C6H5O7 =>
3 NaHCO3(aq) + C6H8O7(aq) = 3 CO2(g) + 3 H2O(l) + Na3C6H5O7
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
K2Cr2O7 + H2S + H3PO4 = CrPO4 + H2O + K3PO4 + S8 =>
24 K2Cr2O7 + 72 H2S + 64 H3PO4 = 48 CrPO4 + 168 H2O + 16 K3PO4 + 9 S8
H2(g) + As2O3(s) = AsH3(s) + H2O(g) =>
6 H2(g) + As2O3(s) = 2 AsH3(s) + 3 H2O(g)
In + Li2CO3 = (InCO3)3 + Li =>
3 In + 3 Li2CO3 = (InCO3)3 + 6 Li
Sc(OH)3 + NaOH = Na3[Sc(OH)6] =>
Sc(OH)3 + 3 NaOH = Na3[Sc(OH)6]
Zn + CuCo3 = ZnCo3 + Cu =>
Zn + CuCo3 = ZnCo3 + Cu
PuO5 + CO2 = PuC6 + O =>
PuO5 + 6 CO2 = PuC6 + 17 O
NaS + Cu(NO3)2 = CuS2 + NaNO3 =>
2 NaS + Cu(NO3)2 = CuS2 + 2 NaNO3
Pb(CH3COO)2 + KI = PbI2 + CH3COOK =>
Pb(CH3COO)2 + 2 KI = PbI2 + 2 CH3COOK
Na2S + HCl = NaCl + H2S =>
Na2S + 2 HCl = 2 NaCl + H2S
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CrCS5 + O2 = Cr2O3 + CO2 + SO2 =>
4 CrCS5 + 27 O2 = 2 Cr2O3 + 4 CO2 + 20 SO2
Br2 + NH4Cl = NH4Br + Cl2 =>
Br2 + 2 NH4Cl = 2 NH4Br + Cl2
CaHPO4 = Ca3(PO4)2 + H3PO4 =>
3 CaHPO4 = Ca3(PO4)2 + H3PO4
Cr3{+} + S2O8{2-} + H2O = Cr2O7{2-} + SO4{2-} + H{+} =>
2 Cr3{+} + 17 S2O8{2-} + 21 H2O = 3 Cr2O7{2-} + 34 SO4{2-} + 42 H{+}
H2 + HCO3{-} + H{+} = CH3COO{-} + H2O =>
4 H2 + 2 HCO3{-} + H{+} = CH3COO{-} + 4 H2O
Al + CuTe = Al2Te3 + Cu =>
2 Al + 3 CuTe = Al2Te3 + 3 Cu
MnSO4 + NaOH = Na2SO4 + Mn(OH)2 =>
MnSO4 + 2 NaOH = Na2SO4 + Mn(OH)2
MnNO3(aq) + RbOH(aq) = Mn(OH)2(s) + Rb2NO3(aq) =>
MnNO3(aq) + 2 RbOH(aq) = Mn(OH)2(s) + Rb2NO3(aq)
Zinccarbonate = zincoxide + carbondioxide =>
ZnCO3 = ZnO + CO2
CH3OH + HCI = CH3H2O + CI =>
CH3OH + HCI = CH3H2O + CI
Li4Si + Cl2 = LiCl + SiCl4 =>
Li4Si + 4 Cl2 = 4 LiCl + SiCl4
Ag(NO3)2 + CaCl2 = AgCl2 + Ca(NO3)2 =>
Ag(NO3)2 + CaCl2 = AgCl2 + Ca(NO3)2
CaCO3 + HClO3 = HCO3 + CaClO3 =>
CaCO3 + HClO3 = HCO3 + CaClO3
SO2 + H2O + Br2 = HBr + H2SO4 =>
SO2 + 2 H2O + Br2 = 2 HBr + H2SO4
Zn{2+} + SCN{-} = Zn(SCN)3{-} =>
Zn{2+} + 3 SCN{-} = Zn(SCN)3{-}
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
HgBr2 + H2O = Hg + O2 + HBr =>
2 HgBr2 + 2 H2O = 2 Hg + O2 + 4 HBr
MnSO4 + Br2 + Na2SO4 + K2SO4 + H2O = KMnO4 + NaBr + H2SO4 =>
2 MnSO4 + 5 Br2 + 5 Na2SO4 + K2SO4 + 8 H2O = 2 KMnO4 + 10 NaBr + 8 H2SO4
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
NaCrO4 + H2SO4 = Na2SO4 + HCrO4 =>
2 NaCrO4 + H2SO4 = Na2SO4 + 2 HCrO4
Cu + Cl2 = CuCl =>
2 Cu + Cl2 = 2 CuCl
Sr + N2 = Sr6N9 =>
12 Sr + 9 N2 = 2 Sr6N9
C2H4 + Br2 = C2H4Br =>
2 C2H4 + Br2 = 2 C2H4Br
HOC(CH2CO2H)2 + NaHCO3 = Na3C6H5O7 + H2O + CO2 =>
18 HOC(CH2CO2H)2 + 51 NaHCO3 = 17 Na3C6H5O7 + 46 H2O + 39 CO2
Fe{2+} + H2O = FeOOH + H2 + H{+} =>
2 Fe{2+} + 4 H2O = 2 FeOOH + H2 + 4 H{+}
CaCl2(ac) + Na3Po4(ac) = Ca3(Po4)2 + NaCl =>
3 CaCl2(ac) + 2 Na3Po4(ac) = Ca3(Po4)2 + 6 NaCl
ZnSO4 + LizCO3 = ZnCO3 + LizSO4 =>
ZnSO4 + LizCO3 = ZnCO3 + LizSO4
sodiumiodide = sodium + iodine =>
2 NaI = 2 Na + I2
NaCl(ac) = Na(ac) + Cl2(g) =>
2 NaCl(ac) = 2 Na(ac) + Cl2(g)
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