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2 FeSi2 + 7 SiO2 = Fe2O3 + 11 SiO
ZnBr2 + AgNO2 = ZnNO2 + AgBr2 =>
ZnBr2 + AgNO2 = ZnNO2 + AgBr2
KMnO4 + FeI2 + H2SO4 = K2SO4 + MnSO4 + Fe2(SO4)3 + I2 + H2O =>
6 KMnO4 + 10 FeI2 + 24 H2SO4 = 3 K2SO4 + 6 MnSO4 + 5 Fe2(SO4)3 + 10 I2 + 24 H2O
CuBr2 + HCl = CuBrCl + HBr =>
CuBr2 + HCl = CuBrCl + HBr
FeS2 + O2 + H2O = Fe*2 + SO4*2{-} + H{+} =>
2 FeS2 + 7 O2 + 2 H2O = 2 Fe*2 + 4 SO4*2{-} + 4 H{+}
Ca(HCO3)2 + Ba(OH)2 = BaCO3 + Ca(OH)2 + H2O =>
Ca(HCO3)2 + 2 Ba(OH)2 = 2 BaCO3 + Ca(OH)2 + 2 H2O
NH3 + H2O = NH3OH + H =>
NH3 + H2O = NH3OH + H
PBr3 + O2 = POBr3 =>
2 PBr3 + O2 = 2 POBr3
K[Al(OH)4] + CO2 = KHCO3 + Al(OH)3 =>
K[Al(OH)4] + CO2 = KHCO3 + Al(OH)3
Na2CO3 + Cl = NaCl + O + CO2 =>
Na2CO3 + 2 Cl = 2 NaCl + O + CO2
Mg((OH)2) + H2SO4 = MgSO4 + H2O =>
Mg((OH)2) + H2SO4 = MgSO4 + 2 H2O
CO2(g) + H2(g) = CH4(g) + H2O(g) =>
CO2(g) + 4 H2(g) = CH4(g) + 2 H2O(g)
Cu2 + HCl = CuCl2 + H2 =>
Cu2 + 4 HCl = 2 CuCl2 + 2 H2
C4H8O + O2 = CO2 + H2 =>
2 C4H8O + 7 O2 = 8 CO2 + 8 H2
Ca(OH)2 + P2O5 = (CaOH)3PO4 + H2O =>
6 Ca(OH)2 + P2O5 = 2(CaOH)3PO4 + 3 H2O
MgI2 + KI = I + MgK =>
MgI2 + KI = 3 I + MgK
ZnCl2 + H2SiO3 = HCl + ZnSiO3 =>
ZnCl2 + H2SiO3 = 2 HCl + ZnSiO3
Al + COSO4 = Al(SO4) + CO =>
Al + COSO4 = Al(SO4) + CO
Na2SO4 + F2 = NaF + SO4 =>
Na2SO4 + F2 = 2 NaF + SO4
NH4OH = NH4 + OH =>
NH4OH = NH4 + OH
(NH4)2S + SnCl4 = NH4Cl + SnS2 =>
2(NH4)2S + SnCl4 = 4 NH4Cl + SnS2
H2C2O4 + KMnO4 = MnO + KC2O4 + H2O + O2 =>
H2C2O4 + KMnO4 = MnO + KC2O4 + H2O + O2
Zr(OH)4 + HNO3 = Zr(NO3)4 + H2O =>
Zr(OH)4 + 4 HNO3 = Zr(NO3)4 + 4 H2O
Ca(g) + Br2(g) = CaBr2 =>
Ca(g) + Br2(g) = CaBr2
Fe2 + HCl = FeCl2 + H2 =>
Fe2 + 4 HCl = 2 FeCl2 + 2 H2
(NH4)2SO4 + NaNO2 + NaOH = (NH4)2NO2 + Na2SO4 + H2O =>
13(NH4)2SO4 + 10 NaNO2 + 16 NaOH = 12(NH4)2NO2 + 13 Na2SO4 + 12 H2O
P4 + Ca(OH)2 = PH3 + Ca(HPO2) =>
P4 + 3 Ca(OH)2 = PH3 + 3 Ca(HPO2)
Al + CuBr2 = AlBr3(aq) + Cu() =>
2 Al + 3 CuBr2 = 2 AlBr3(aq) + 3 Cu()
Li2CrO4(s) + Pb(NO3)2(aq) = PbCrO4(s) + LiNO3(aq) =>
Li2CrO4(s) + Pb(NO3)2(aq) = PbCrO4(s) + 2 LiNO3(aq)
CaCl2(aq) + AgN2(s) = CaCl(aq) + AgCl + N2 =>
CaCl2(aq) + AgN2(s) = CaCl(aq) + AgCl + N2
Rb + O2 = Rb2O =>
4 Rb + O2 = 2 Rb2O
NH = H2 + N2 =>
2 NH = H2 + N2
Cd + H2O = H2 + CdOH =>
2 Cd + 2 H2O = H2 + 2 CdOH
FeCl3 + K3[Fe(CN)6] = K3Cl3 + [Fe2(CN)6] =>
FeCl3 + K3[Fe(CN)6] = K3Cl3 + [Fe2(CN)6]
Zn + PbS = ZnS + Pb =>
Zn + PbS = ZnS + Pb
K2SO3 + Hg(OH)2 = HgSO3 + KOH =>
K2SO3 + Hg(OH)2 = HgSO3 + 2 KOH
NH4Cl + KHCO3 = NH4HCO3 + KCl =>
NH4Cl + KHCO3 = NH4HCO3 + KCl
AI + H2SO4 = AI(SO4)3 + H2 =>
AI + 3 H2SO4 = AI(SO4)3 + 3 H2
N2O5 + NH4OH = NNH4 + H2O =>
N2O5 + 14 NH4OH = 8 NNH4 + 19 H2O
Zn + Cu2(SO4)3 = Zn(SO4) + Cu =>
3 Zn + Cu2(SO4)3 = 3 Zn(SO4) + 2 Cu
Na2CO3 + Ag(NO3) = NaNO3 + Ag2CO3 =>
Na2CO3 + 2 Ag(NO3) = 2 NaNO3 + Ag2CO3
Cr(OH)3 + KClO3 + KOH = K2CrO4 + Cl + H2O =>
5 Cr(OH)3 + 3 KClO3 + 7 KOH = 5 K2CrO4 + 3 Cl + 11 H2O
Pb + HNO3*H2O = H2O + NO2 + Pb(NO3)2 =>
Pb + 4 HNO3*H2O = 6 H2O + 2 NO2 + Pb(NO3)2
Mg + NH4 = Mg3N2 + H2 =>
3 Mg + 2 NH4 = Mg3N2 + 4 H2
AgF + (NH4)S = AgS + NH4F =>
AgF + (NH4)S = AgS + NH4F
NH4(g) + H2O(l) = NH3(aq) + H3O(l) =>
NH4(g) + H2O(l) = NH3(aq) + H3O(l)
Ba(OH)2 + AgNO3 = BaNO3 + AgO + H2O =>
Ba(OH)2 + AgNO3 = BaNO3 + AgO + H2O
FeCl3 + HN2OH + H2O = FeCl2 + HNO3 + HCl =>
10 FeCl3 + HN2OH + 5 H2O = 10 FeCl2 + 2 HNO3 + 10 HCl
[Cu(NH3)4(OH)2] + H2SO4 = CuSO4 + (NH4)2SO4 + H2O =>
[Cu(NH3)4(OH)2] + 3 H2SO4 = CuSO4 + 2(NH4)2SO4 + 2 H2O
C6H8O7 + KMnO4 + H2SO4 = CO2 + H2O + K2SO4 + MnSO4 =>
5 C6H8O7 + 18 KMnO4 + 27 H2SO4 = 30 CO2 + 47 H2O + 9 K2SO4 + 18 MnSO4
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