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8 Fe(s) + S8(s) = 8 FeS(s)
HNO3 + PCl3 + H2O = NO + H3PO4 + HCl =>
2 HNO3 + 3 PCl3 + 8 H2O = 2 NO + 3 H3PO4 + 9 HCl
MnSO4 + Na2S = MnS2 + Na + O2 =>
MnSO4 + Na2S = MnS2 + 2 Na + 2 O2
KCl + HCl = KH + Cl =>
KCl + HCl = KH + 2 Cl
C2H5OH + K2Cr2O7 + HCl = CH3COOH + CrCl3 + KCl + H2O =>
3 C2H5OH + 2 K2Cr2O7 + 16 HCl = 3 CH3COOH + 4 CrCl3 + 4 KCl + 11 H2O
HCOOH + H2SO4 = CO + H2SO4H2O =>
HCOOH + H2SO4 = CO + H2SO4H2O
CI + NaOH = NaCI + NaCIO3 + H2O =>
6 CI + 6 NaOH = 5 NaCI + NaCIO3 + 3 H2O
CuO + HI = CuI + I2 + H2O =>
2 CuO + 4 HI = 2 CuI + I2 + 2 H2O
KBr + F2 = KF + Br2 =>
2 KBr + F2 = 2 KF + Br2
NaI + Cl2 + H2O = NaIO3 + HCl =>
NaI + 3 Cl2 + 3 H2O = NaIO3 + 6 HCl
NiCl2 + HCl = NiH2 + Cl2 =>
NiCl2 + 2 HCl = NiH2 + 2 Cl2
NaCl + PbO2 + H2SO4 = NaHSO4 + Cl2 + Pb(HSO4)2 + H2O =>
2 NaCl + PbO2 + 4 H2SO4 = 2 NaHSO4 + Cl2 + Pb(HSO4)2 + 2 H2O
NaCN + FeSO4 = Na4Fe(CN)6 + Na2SO4 =>
6 NaCN + FeSO4 = Na4Fe(CN)6 + Na2SO4
Cu + NH3 = CuNH3 =>
Cu + NH3 = CuNH3
Fe(NO3)3 + NaOH = Fe(OH)3 + NaNO3 =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 NaNO3
Cu(OH)2 + H(C2H3O2) = Cu(C2H3O2)2 + HOH =>
Cu(OH)2 + 2 H(C2H3O2) = Cu(C2H3O2)2 + 2 HOH
Fe(NO3)3 + NaOH = Fe(OH)3 + NaNO3 =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 NaNO3
Na2CO3 + CuCl2 = Na2Cl2 + CuCO3 =>
Na2CO3 + CuCl2 = Na2Cl2 + CuCO3
Cr + O2 + H2O = Cr{3+} + OH{-} =>
4 Cr + 3 O2 + 6 H2O = 4 Cr{3+} + 12 OH{-}
FeCl3 + HCl = HFeCl4 =>
FeCl3 + HCl = HFeCl4
In + H2SO4 = In2(SO4)3 + SO2 + H2O =>
2 In + 6 H2SO4 = In2(SO4)3 + 3 SO2 + 6 H2O
PO4 + H3O = H3PO4 + OH =>
2 PO4 + 3 H3O = 2 H3PO4 + 3 OH
Mg(ClO2)2 = Mg + ClO2 =>
Mg(ClO2)2 = Mg + 2 ClO2
Fe(NO3)3 + NaOH = Fe(OH)3 + NaNO3 =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 NaNO3
Pb + AlBr3 = Al + PbBr2 =>
3 Pb + 2 AlBr3 = 2 Al + 3 PbBr2
Ca + H3P = Ca3P2 + H =>
3 Ca + 2 H3P = Ca3P2 + 6 H
P4 + S8 = P4S3 =>
8 P4 + 3 S8 = 8 P4S3
P + S = PS =>
P + S = PS
FeS2 + O2 + H2O = Fe{2+} + SO4{2-} + H{+} =>
2 FeS2 + 7 O2 + 2 H2O = 2 Fe{2+} + 4 SO4{2-} + 4 H{+}
C2H5OH + PBr3 = C2H5Br + H3PO3 =>
3 C2H5OH + PBr3 = 3 C2H5Br + H3PO3
K2Cr2O7 + KBr + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O + Br2 =>
K2Cr2O7 + 6 KBr + 7 H2SO4 = Cr2(SO4)3 + 4 K2SO4 + 7 H2O + 3 Br2
Fe + KClO3 + KOH = K2FeO4 + KCl + H2O =>
Fe + KClO3 + 2 KOH = K2FeO4 + KCl + H2O
C14H18N2O5 + H2O = C4H7NO4 + CH3OH + C9H11NO2 =>
C14H18N2O5 + 2 H2O = C4H7NO4 + CH3OH + C9H11NO2
Al + CuCl2*H2O = AlCl3 + Cu + H2O =>
2 Al + 3 CuCl2*H2O = 2 AlCl3 + 3 Cu + 3 H2O
NF3 = N + F =>
NF3 = N + 3 F
NH4Cl + CH2O = CH3NH2HCl + HCOOH =>
NH4Cl + 2 CH2O = CH3NH2HCl + HCOOH
BaO + C = Ba + CO2 =>
2 BaO + C = 2 Ba + CO2
Co + SCN = Co(SCN)2 =>
Co + 2 SCN = Co(SCN)2
Fe + CuCI2 = FeCI2 + Cu =>
Fe + CuCI2 = FeCI2 + Cu
FeO + SO2 = FeS + O2 =>
2 FeO + 2 SO2 = 2 FeS + 3 O2
BiI3 + KI = KBiI4 =>
BiI3 + KI = KBiI4
FeCl3 + H2O = Fe2O3 + HCl =>
2 FeCl3 + 3 H2O = Fe2O3 + 6 HCl
C14H10O2 + NaBH4 + H2O = C14H1402 + NaOH + H3BO3 =>
2 C14H10O2 + 349 NaBH4 + 1392 H2O = 2 C14H1402 + 349 NaOH + 349 H3BO3
NaOH + KOH = KNaO + H2O =>
NaOH + KOH = KNaO + H2O
Ni + Al = Ni3Al =>
3 Ni + Al = Ni3Al
HC1 + Ca = HC1Ca =>
HC1 + Ca = HC1Ca
KCl + Ag3PO4 = AgCl + K3PO4 =>
3 KCl + Ag3PO4 = 3 AgCl + K3PO4
Cu + Al2(SO4)3 = CuSO4 + Al =>
3 Cu + Al2(SO4)3 = 3 CuSO4 + 2 Al
C137H97O9NS + O2 = CO2 + H2O + N2 + S =>
4 C137H97O9NS + 627 O2 = 548 CO2 + 194 H2O + 2 N2 + 4 S
KMnO4 + Hg + H2SO4 = MnSO4 + HgSO4 + KSO4 + H2O =>
KMnO4 + 2 Hg + 4 H2SO4 = MnSO4 + 2 HgSO4 + KSO4 + 4 H2O
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