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2 FeO3H3 = Fe2O3 + 3 H2O
Zn + O3 = ZnO2 =>
3 Zn + 2 O3 = 3 ZnO2
CH = C2 + H2 =>
2 CH = C2 + H2
KSCN + NaCl = KCl + Na(SCN) =>
KSCN + NaCl = KCl + Na(SCN)
KClO4 + H2SO4 = K2SO4 + O2 + ClO2 + H2O =>
4 KClO4 + 2 H2SO4 = 2 K2SO4 + 3 O2 + 4 ClO2 + 2 H2O
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
Au + NiCl2 = AuCl + Ni =>
2 Au + NiCl2 = 2 AuCl + Ni
Fe(OH)3 = Fe2O3 + H(OH) =>
2 Fe(OH)3 = Fe2O3 + 3 H(OH)
Na(CO3) = Na + CO3 =>
Na(CO3) = Na + CO3
Cu(NO3)2 + NaI = CuI + I + NaNO3 =>
Cu(NO3)2 + 2 NaI = CuI + I + 2 NaNO3
Ag2O + NH3 + H2O = Ag(NH3)2{+} + OH{-} =>
Ag2O + 4 NH3 + H2O = 2 Ag(NH3)2{+} + 2 OH{-}
FeCl + Zn = FeZn + Cl =>
FeCl + Zn = FeZn + Cl
KOH + H2OS4 = K2OS4 + H2O =>
2 KOH + H2OS4 = K2OS4 + 2 H2O
NH4Br + Pb(C2H3O2)2 = C2H7NO2 + PbBr2 =>
2 NH4Br + Pb(C2H3O2)2 = 2 C2H7NO2 + PbBr2
C5H10 = C + H =>
C5H10 = 5 C + 10 H
CdCO3 + NH3 = [Cd(NH3)4] + CO3 =>
CdCO3 + 4 NH3 = [Cd(NH3)4] + CO3
CuSO4 + Na2CO3 + H2O = (CuOH)2CO3 + Na2SO4 + CO2 =>
2 CuSO4 + 2 Na2CO3 + H2O = (CuOH)2CO3 + 2 Na2SO4 + CO2
Ni + Pt(SO4)2 = NiSO4 + Pt =>
2 Ni + Pt(SO4)2 = 2 NiSO4 + Pt
C6H12N4 + HNO3 = C3H6N6O6 + C3H8 =>
C6H12N4 + 2 HNO3 = C3H6N6O6 + C3H8
O2 + HF = OF2 + H2O =>
O2 + 2 HF = OF2 + H2O
CrCl3 + H2 + NaOH = Cr + H2O + NaCl =>
2 CrCl3 + 3 H2 + 6 NaOH = 2 Cr + 6 H2O + 6 NaCl
CH3COCH3 + I2 = CI3COCH3 + HI =>
CH3COCH3 + 3 I2 = CI3COCH3 + 3 HI
NaOH(aq) + H2SO4 = Na2SO4(aq) + H2O =>
2 NaOH(aq) + H2SO4 = Na2SO4(aq) + 2 H2O
C4H6O4 + NaOH = C4H4O4Na2 + H2O =>
C4H6O4 + 2 NaOH = C4H4O4Na2 + 2 H2O
Cr2(CO3)3 + HCl = CrCl3 + CO2 + H2O =>
Cr2(CO3)3 + 6 HCl = 2 CrCl3 + 3 CO2 + 3 H2O
K2HPO4 + H2O = K2H2PO4 + OH =>
K2HPO4 + H2O = K2H2PO4 + OH
Ba(s) + HgIO3(aq) = Ba(IO3)2 + Hg(s) =>
Ba(s) + 2 HgIO3(aq) = Ba(IO3)2 + 2 Hg(s)
C2H5OH + Na2O = C2H5ONa + H2O =>
2 C2H5OH + Na2O = 2 C2H5ONa + H2O
HAc + NaOH = NaAc + H2O =>
HAc + NaOH = NaAc + H2O
C6H8O7 + HCl = Cl(C6H6O7) + H2 =>
2 C6H8O7 + 2 HCl = 2 Cl(C6H6O7) + 3 H2
HCl + HNO3 + Pt = NO2 + H2PtCl6 + H2O =>
6 HCl + 4 HNO3 + Pt = 4 NO2 + H2PtCl6 + 4 H2O
Rb2O = Rb + O =>
Rb2O = 2 Rb + O
CO3Na2 + HBr = CO2 + NaBr + H2O =>
CO3Na2 + 2 HBr = CO2 + 2 NaBr + H2O
OCl{-} + S2O3{2-} = SO4{-} + Cl{-} =>
5 OCl{-} + S2O3{2-} = 2 SO4{-} + 5 Cl{-}
C6H4NO2CH3 + K2Cr2O7 + H2SO4 = C6H4NO2COOH + K2SO4 + Cr2(SO4)3 + H2O =>
C6H4NO2CH3 + K2Cr2O7 + 4 H2SO4 = C6H4NO2COOH + K2SO4 + Cr2(SO4)3 + 5 H2O
Ag3PO4 + HCl = AgCl + H3PO4 =>
Ag3PO4 + 3 HCl = 3 AgCl + H3PO4
Mg + (OH)2 = MgO + H2O =>
Mg + (OH)2 = MgO + H2O
Be(NO3)2 + H2O = Be(OH)2 + HNO3 =>
Be(NO3)2 + 2 H2O = Be(OH)2 + 2 HNO3
Zn{2+} + NH3 = [Zn(NH3)2]{2+} =>
Zn{2+} + 2 NH3 = [Zn(NH3)2]{2+}
Na2CO3 + NaOH = NaOHNa2CO3 =>
Na2CO3 + NaOH = NaOHNa2CO3
NH4OH + ZnI2 = NH4I + Zn(OH)2 =>
2 NH4OH + ZnI2 = 2 NH4I + Zn(OH)2
Ag4 + H2SO4 = SO2 + H2O + Ag2SO4 =>
Ag4 + 4 H2SO4 = 2 SO2 + 4 H2O + 2 Ag2SO4
AgNO3 + Na2SO3 = Ag2SO3 + NaNO3 =>
2 AgNO3 + Na2SO3 = Ag2SO3 + 2 NaNO3
Al3O2 = Al + O =>
Al3O2 = 3 Al + 2 O
P4 + NO = P4O6 + N2 =>
P4 + 6 NO = P4O6 + 3 N2
(NH4)2SO4 = NH3 + H2O + SO3 =>
(NH4)2SO4 = 2 NH3 + H2O + SO3
Co + PO4 = Co(PO4)2 =>
Co + 2 PO4 = Co(PO4)2
BaNO3 + KOH = BaOH + KNO3 =>
BaNO3 + KOH = BaOH + KNO3
NaSO3 + Se = NaSeSO3 =>
NaSO3 + Se = NaSeSO3
K2CO3 + NaHCO3 = K2HCO3 + NaCO3 =>
K2CO3 + NaHCO3 = K2HCO3 + NaCO3
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