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I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
PbS + HNO3 = PbSO4 + H2O + NO =>
3 PbS + 8 HNO3 = 3 PbSO4 + 4 H2O + 8 NO
MgSO4(aq) + NaOH(aq) = Mg(OH)2(s) + Na2SO4(aq) =>
MgSO4(aq) + 2 NaOH(aq) = Mg(OH)2(s) + Na2SO4(aq)
Mn4 + O2 = MnO =>
Mn4 + 2 O2 = 4 MnO
CaCl2 + K3PO4 = Ca3(PO4)2 + KCl =>
3 CaCl2 + 2 K3PO4 = Ca3(PO4)2 + 6 KCl
NH3 + H2S = NH2S + H2 =>
2 NH3 + 2 H2S = 2 NH2S + 3 H2
FeS2 + HNO3 = Fe(NO3)2 + N2O + H2SO4 + H2O =>
4 FeS2 + 22 HNO3 = 4 Fe(NO3)2 + 7 N2O + 8 H2SO4 + 3 H2O
(NH4)2C2O4 + Sr(NO3)2 = NH4(NO3) + Sr(C2O4) =>
(NH4)2C2O4 + Sr(NO3)2 = 2 NH4(NO3) + Sr(C2O4)
O + F = O2F2 =>
2 O + 2 F = O2F2
(NH4)2SO4 + KOH = K2SO4 + NH3 + H2O =>
(NH4)2SO4 + 2 KOH = K2SO4 + 2 NH3 + 2 H2O
Cu(NO3)2(ac) + NaOH(aq) = Cu(OH)2(s) + NaNO3(aq) =>
Cu(NO3)2(ac) + 2 NaOH(aq) = Cu(OH)2(s) + 2 NaNO3(aq)
C2H5NH2 + CuO = Cu + N2 + CO2 + H2O =>
2 C2H5NH2 + 15 CuO = 15 Cu + N2 + 4 CO2 + 7 H2O
Na + HBrO4 = NaBrO4 + H2 =>
2 Na + 2 HBrO4 = 2 NaBrO4 + H2
C15H13 + O2 = CO2 + H2O =>
4 C15H13 + 73 O2 = 60 CO2 + 26 H2O
N2O4 + KOH + O2 = KNO3 + H2O =>
2 N2O4 + 4 KOH + O2 = 4 KNO3 + 2 H2O
Mg(OH)2 + FeO = MgO + Fe(OH)2 =>
Mg(OH)2 + FeO = MgO + Fe(OH)2
Fe(NO3)3 + LiBr = FeBr3 + LiNO3 =>
Fe(NO3)3 + 3 LiBr = FeBr3 + 3 LiNO3
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Ca(HSO3)2 = CaO + SO2 + H2O =>
Ca(HSO3)2 = CaO + 2 SO2 + H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Mg + HBr = MgH + Br2 =>
2 Mg + 2 HBr = 2 MgH + Br2
CuSO4(aq) + BaCl2(aq) = CuCl2 + BaSO4(s) =>
CuSO4(aq) + BaCl2(aq) = CuCl2 + BaSO4(s)
H2SO3 + Al = Al2(SO3)3 + H2 =>
3 H2SO3 + 2 Al = Al2(SO3)3 + 3 H2
CaHPO4 + H2O = Ca + PO4 + H3O =>
CaHPO4 + H2O = Ca + PO4 + H3O
C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O
KAl(SO4)2 = K2SO4 + Al2O3 + SO3 =>
2 KAl(SO4)2 = K2SO4 + Al2O3 + 3 SO3
Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O
NO2 + H2O = HNO3 + HNO2 =>
2 NO2 + H2O = HNO3 + HNO2
C3H6O + (C2H5)2O = C7H16O2 =>
C3H6O + (C2H5)2O = C7H16O2
H3PO5 + NaOH = NaPO5 + OH4 =>
H3PO5 + NaOH = NaPO5 + OH4
NaCl(aq) = Na(aq) + Cl2(g) =>
2 NaCl(aq) = 2 Na(aq) + Cl2(g)
H2SO4 + Zn(OH)2 = ZnSO4 + H2O =>
H2SO4 + Zn(OH)2 = ZnSO4 + 2 H2O
P + HIO3 + H2O = H3PO3 + HI =>
2 P + HIO3 + 3 H2O = 2 H3PO3 + HI
H2SeO4 + Ba(OH)2 = Ba(HSeO4)2 + H2O =>
2 H2SeO4 + Ba(OH)2 = Ba(HSeO4)2 + 2 H2O
La2O3 + W2O + O2 = La2W2O7 =>
2 La2O3 + 2 W2O + 3 O2 = 2 La2W2O7
K2S2O5 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O =>
5 K2S2O5 + 4 KMnO4 + H2SO4 = 7 K2SO4 + 4 MnSO4 + H2O
Si + H = HSi =>
Si + H = HSi
HS + H2O = SO + H3O =>
HS + 4 H2O = SO + 3 H3O
Ga + P = GaP3 =>
Ga + 3 P = GaP3
C10H21OH + O2 = C10H19OH + H2O =>
2 C10H21OH + O2 = 2 C10H19OH + 2 H2O
CO + H2O = O + C6H12O6 =>
6 CO + 6 H2O = 6 O + C6H12O6
KI + HCl = KCl + HI =>
KI + HCl = KCl + HI
NaOH + Br2 = NaBr + NaBrO + H2O =>
2 NaOH + Br2 = NaBr + NaBrO + H2O
Al2(CrO4)3 + (NH4)2SO4 = (NH4)2CrO4 + Al2(SO4)3 =>
Al2(CrO4)3 + 3(NH4)2SO4 = 3(NH4)2CrO4 + Al2(SO4)3
CH3(COOH)2 + O2 = H2O + CO2 =>
4 CH3(COOH)2 + 9 O2 = 10 H2O + 12 CO2
Na2S2O3 + Na2S = Na2S3 + Na2O =>
Na2S2O3 + 4 Na2S = 2 Na2S3 + 3 Na2O
HClO2(aq) + NaOH(aq) = NaClO2(aq) + H2O(l) =>
HClO2(aq) + NaOH(aq) = NaClO2(aq) + H2O(l)
CrBr3 + Cl2 + NaOH = Na2CrO4 + NaBrO3 + NaCl + H2O =>
2 CrBr3 + 21 Cl2 + 52 NaOH = 2 Na2CrO4 + 6 NaBrO3 + 42 NaCl + 26 H2O
MgCl2 + Fe(NO3)3 = FeCl3 + Mg(NO3)2 =>
3 MgCl2 + 2 Fe(NO3)3 = 2 FeCl3 + 3 Mg(NO3)2
Al + Cu(Cl)2 = Al(Cl)2 + Cu =>
Al + Cu(Cl)2 = Al(Cl)2 + Cu
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