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2 Fe(NO3)3(aq) + 3(NH4)2CO3(aq) = Fe2(CO3)3 + 6 NH4NO3(aq)
Co(OH)2 + HCHO2 = Co(CHO2)2 + H2O =>
Co(OH)2 + 2 HCHO2 = Co(CHO2)2 + 2 H2O
PbO + HBr = PbBr2 + H2O =>
PbO + 2 HBr = PbBr2 + H2O
C15H30 + O2 = CO2 + H2O =>
2 C15H30 + 45 O2 = 30 CO2 + 30 H2O
FeS + MgCl2 = FeCl2 + MgS =>
FeS + MgCl2 = FeCl2 + MgS
Na2[B2(OH)4(O2)2] + KI + H2SO4 = Na2SO4 + K2SO4 + B2O3 + H2O + I2 =>
Na2[B2(OH)4(O2)2] + 4 KI + 3 H2SO4 = Na2SO4 + 2 K2SO4 + B2O3 + 5 H2O + 2 I2
La2O3 + Si3N4 = LaN + SiO2 =>
2 La2O3 + Si3N4 = 4 LaN + 3 SiO2
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
Fe2 + H2O = HFe + O2 =>
2 Fe2 + 2 H2O = 4 HFe + O2
Be(OH)2 + NaOH = NaBe(OH)3 =>
Be(OH)2 + NaOH = NaBe(OH)3
CaF2 + AlN = Ca3N2 + AlF3 =>
3 CaF2 + 2 AlN = Ca3N2 + 2 AlF3
AgNO3 + K2SO4 = Ag2SO4 + KNO3 =>
2 AgNO3 + K2SO4 = Ag2SO4 + 2 KNO3
Na2SO4 + MgBr2 = NaBr + MgSO4 =>
Na2SO4 + MgBr2 = 2 NaBr + MgSO4
NaF + Br2 = NaBr + F2 = =>
2 NaF + Br2 = 2 NaBr + F2
P4O10 + NaOH = Na2HPO4 + H2O =>
P4O10 + 8 NaOH = 4 Na2HPO4 + 2 H2O
CaSO4 + HNO2 = Ca(NO2)2 + H2SO4 =>
CaSO4 + 2 HNO2 = Ca(NO2)2 + H2SO4
Ag + HNO3 = AgNO3 + NO2 + H2O =>
Ag + 2 HNO3 = AgNO3 + NO2 + H2O
I2O + O2 = IO2 =>
2 I2O + 3 O2 = 4 IO2
C3H6(OH)3 + Na = C3H6(ONa)3 + H2 =>
2 C3H6(OH)3 + 6 Na = 2 C3H6(ONa)3 + 3 H2
BaCl2 + H2SO4 + NaOH = BaSO4 + NaCl + H2O =>
BaCl2 + H2SO4 + 2 NaOH = BaSO4 + 2 NaCl + 2 H2O
Zn(OH)2 + Li2O = ZnO + LiOH =>
Zn(OH)2 + Li2O = ZnO + 2 LiOH
Cr{2+} + B = Cr + B{3+} =>
3 Cr{2+} + 2 B = 3 Cr + 2 B{3+}
Tl2SO4 + KOH + Br2 = Tl2O3 + KBr + K2SO4 + H2O =>
Tl2SO4 + 6 KOH + 2 Br2 = Tl2O3 + 4 KBr + K2SO4 + 3 H2O
Ca + PbBr2 = CaBr + Pb =>
2 Ca + PbBr2 = 2 CaBr + Pb
AlF3 + H2SO4 = Al2(SO4)3 + HF =>
2 AlF3 + 3 H2SO4 = Al2(SO4)3 + 6 HF
KBr + Cl = ClBr + K =>
KBr + Cl = ClBr + K
ZnCl2 + H2C2O4 = ZnC2O4 + HCl =>
ZnCl2 + H2C2O4 = ZnC2O4 + 2 HCl
Fe2O3 = Fe3O4 + O2 =>
6 Fe2O3 = 4 Fe3O4 + O2
Na[Sn(OH)3] + Bi(NO3)3 + NaOH = Bi + Na2[Sn(OH)6] + NaNO3 =>
3 Na[Sn(OH)3] + 2 Bi(NO3)3 + 9 NaOH = 2 Bi + 3 Na2[Sn(OH)6] + 6 NaNO3
NaOH + KMnO4 + H3CH2CH2COH = MnO2 + NaK + H2O + H3CCHO =>
6 NaOH + 6 KMnO4 + 10 H3CH2CH2COH = 6 MnO2 + 6 NaK + 13 H2O + 15 H3CCHO
Fe(OH)3 + SO2 = Fe2(SO3)3 + H2O =>
2 Fe(OH)3 + 3 SO2 = Fe2(SO3)3 + 3 H2O
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
O3S + H2O = H2SO4 =>
O3S + H2O = H2SO4
NaClO + NaOH + HCN = NaCNO + NaCl + H2O =>
NaClO + NaOH + HCN = NaCNO + NaCl + H2O
H2O02 = H2O + O2 =>
2 H2O02 = 2 H2O + O2
FeSO4 + Pb(NO3)2 = Fe(NO3)2 + PbSO4 =>
FeSO4 + Pb(NO3)2 = Fe(NO3)2 + PbSO4
Cu2(SO4)2 + HCl = CuCl2 + H2SO4 =>
Cu2(SO4)2 + 4 HCl = 2 CuCl2 + 2 H2SO4
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
CO2 + CaSlO3 + H2O = SlO2 + Ca(HCO3)2 =>
2 CO2 + CaSlO3 + H2O = SlO2 + Ca(HCO3)2
Ag(NO3)3 + Na2CrO4 = Ag2(CrO4)3 + NaNO3 =>
2 Ag(NO3)3 + 3 Na2CrO4 = Ag2(CrO4)3 + 6 NaNO3
AgNO3 + HCOOH = Ag + NH4NO3 + CO2 + H2O =>
2 AgNO3 + 5 HCOOH = 2 Ag + NH4NO3 + 5 CO2 + 3 H2O
Au + HNO3 + HCl = AuCl5 + H2O + N2 =>
2 Au + 2 HNO3 + 10 HCl = 2 AuCl5 + 6 H2O + N2
H2O + S2{-}] + MnO4[{-}] = S + MnS + OH[{-}] =>
4 H2O + 7 S2{-}] + MnO4[{-}] = 13 S + MnS + 8 OH[{-}]
Ba(s) + O2(g) + C(s) = BaCO3(s) =>
2 Ba(s) + 3 O2(g) + 2 C(s) = 2 BaCO3(s)
Al(OH)3 + HBr = Al(Br)3 + H2O =>
Al(OH)3 + 3 HBr = Al(Br)3 + 3 H2O
Na2S + KMnO4 + KOH = K2MnO4 + NaOH + S =>
Na2S + 2 KMnO4 + 2 KOH = 2 K2MnO4 + 2 NaOH + S
CH3(CH2)4COOH + NaOH = CH3(CH2)4OH + NaCOOH =>
CH3(CH2)4COOH + NaOH = CH3(CH2)4OH + NaCOOH
Ca(OH)2 + N2O5 = N2(OH)2 + CaO5 =>
Ca(OH)2 + N2O5 = N2(OH)2 + CaO5
Ni(OH)2 + KOH = K2[Ni(OH)4] =>
Ni(OH)2 + 2 KOH = K2[Ni(OH)4]
Al(OH)3 + Br2O = Al(BrO)3 + H2O =>
2 Al(OH)3 + 3 Br2O = 2 Al(BrO)3 + 3 H2O
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