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Na2S2O3 + 2(NH4)SO4 = 2 NaSO4 + (NH4)2S2O3
MnO4{-} + (COOH)2 + H{+} = Mn{2+} + CO2 + H2O =>
2 MnO4{-} + 5(COOH)2 + 6 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O
Fe2(SO4)3 + K2Cr2O7 = Fe2(Cr2O7)3 + K2SO4 =>
Fe2(SO4)3 + 3 K2Cr2O7 = Fe2(Cr2O7)3 + 3 K2SO4
CoO + O2 = Co2O3 =>
4 CoO + O2 = 2 Co2O3
SiO2 + Si = SiO =>
SiO2 + Si = 2 SiO
K2[HgI4] + KOH + NH4NO3 = HgO*Hg(NH2)I + KI + H2O + KNO3 =>
2 K2[HgI4] + 4 KOH + NH4NO3 = HgO*Hg(NH2)I + 7 KI + 3 H2O + KNO3
IrCl2 = Ir + Cl2 =>
IrCl2 = Ir + Cl2
Ba(Cl)2 + Pb(NO3)2 = Ba(NO3)2 + Pb(Cl)2 =>
Ba(Cl)2 + Pb(NO3)2 = Ba(NO3)2 + Pb(Cl)2
HClO3 + AsH3 = H3AsO4 + HCl =>
4 HClO3 + 3 AsH3 = 3 H3AsO4 + 4 HCl
Ca + RCOONa = RCOOCa + Na =>
Ca + RCOONa = RCOOCa + Na
Fe3O2 + MgCl = Fe3Cl + MgO2 =>
Fe3O2 + MgCl = Fe3Cl + MgO2
Al2(CO3)3 + K3NO3 = Al(NO3) + K2CO3 =>
Al2(CO3)3 + 2 K3NO3 = 2 Al(NO3) + 3 K2CO3
HCHO + CuSO4 + NaOH = HCOOH + Cu2O + Na2SO4 + H2O =>
HCHO + 2 CuSO4 + 4 NaOH = HCOOH + Cu2O + 2 Na2SO4 + 2 H2O
H2SO4 + H2O3 = H2O + SO4 =>
2 H2SO4 + H2O3 = 3 H2O + 2 SO4
NaOH + Al + H2O = NaAlO2H2O + H2 =>
2 NaOH + 2 Al + 4 H2O = 2 NaAlO2H2O + 3 H2
copper + nitricacid = water + nitrogendioxide + copper(ii)nitrate =>
Cu + 4 HNO3 = 2 H2O + 2 NO2 + Cu(NO3)2
aluminumsulfate = aluminumoxide + SO3 =>
Al2(SO4)3 = Al2O3 + 3 SO3
C3H6(OH)3 + Na = C3H3Na3 + H2O =>
C3H6(OH)3 + 3 Na = C3H3Na3 + 3 H2O
H2S + Fe(OH)3 = FeHS2 + H2O =>
2 H2S + Fe(OH)3 = FeHS2 + 3 H2O
Cr2(SO4)3 + K2(CO3)3 = Cr2(CO3)3 + K2(SO4)3 =>
Cr2(SO4)3 + K2(CO3)3 = Cr2(CO3)3 + K2(SO4)3
[Ag(NH3)2]OH + HCHO = HCOOH + Ag + NH3 + H2O =>
2[Ag(NH3)2]OH + HCHO = HCOOH + 2 Ag + 4 NH3 + H2O
Bi(NO3)3 + Na2S + NaOH = Na2SO4 + Bi + H2O + NaNO3 =>
8 Bi(NO3)3 + 3 Na2S + 24 NaOH = 3 Na2SO4 + 8 Bi + 12 H2O + 24 NaNO3
S + SO2 = S2O =>
3 S + SO2 = 2 S2O
C2H4 + HCI + O2 = CICH2CH2CI + H2O =>
2 C2H4 + 4 HCI + O2 = 2 CICH2CH2CI + 2 H2O
La(NO3)3*6H2O = La2O3 + H2O + O2 + NO2 =>
4 La(NO3)3*6H2O = 2 La2O3 + 24 H2O + 3 O2 + 12 NO2
CO2 + H2O = C6H12O6 + O32 =>
48 CO2 + 48 H2O = 8 C6H12O6 + 3 O32
CrO3 = Cr + O2 =>
2 CrO3 = 2 Cr + 3 O2
Mg + O3 = MgO =>
3 Mg + O3 = 3 MgO
Al2O3 + HNO3 = Al(NO3)3 + H2O =>
Al2O3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2O
PbO + AgCl = PbCl2 + Ag2O =>
PbO + 2 AgCl = PbCl2 + Ag2O
K2CO3 + BaCl2 = BaCO3 + K2Cl2 =>
K2CO3 + BaCl2 = BaCO3 + K2Cl2
Mg(NO3)2 = MgO + O2 + N2O =>
Mg(NO3)2 = MgO + 2 O2 + N2O
(NH4)3PO4 + Ca(NO3)2 = NH4NO3 + Ca3(PO4)2 =>
2(NH4)3PO4 + 3 Ca(NO3)2 = 6 NH4NO3 + Ca3(PO4)2
KNO3(ag) + CaBr2(ag) = KBr + Ca(NO3)2 =>
2 KNO3(ag) + CaBr2(ag) = 2 KBr + Ca(NO3)2
Li2CO3 + CH3COOH = LiCH3COO + H2O + CO2 =>
Li2CO3 + 2 CH3COOH = 2 LiCH3COO + H2O + CO2
CrN + SnSe2 = CrSe2 + SnN =>
CrN + SnSe2 = CrSe2 + SnN
H2O2 + MnO2 = H2MnO4 =>
H2O2 + MnO2 = H2MnO4
Cl2 + Ba(OH)2 + I2 = BaCl2 + Ba(IO3)2 + H2O =>
5 Cl2 + 6 Ba(OH)2 + I2 = 5 BaCl2 + Ba(IO3)2 + 6 H2O
KOH + HCl = KCl + H2O =>
KOH + HCl = KCl + H2O
NH4HCO3 = NH3 + H2O + CO2 =>
NH4HCO3 = NH3 + H2O + CO2
Co(NO3)2 + NaHCO3 = Co(HCO3)2 + NaNO3 =>
Co(NO3)2 + 2 NaHCO3 = Co(HCO3)2 + 2 NaNO3
BaO + Cl2 = BaCl2 + O2 =>
2 BaO + 2 Cl2 = 2 BaCl2 + O2
Na + CaCO3 = Na2CO3 + Ca =>
2 Na + CaCO3 = Na2CO3 + Ca
Ba(NO3)2 + Co2(SO4)3 = BaSO4 + Co(NO3)3 =>
3 Ba(NO3)2 + Co2(SO4)3 = 3 BaSO4 + 2 Co(NO3)3
HCIO = HCI + O =>
HCIO = HCI + O
Fe2(SO4)3 + Ag = Ag2(SO4) + Fe =>
Fe2(SO4)3 + 6 Ag = 3 Ag2(SO4) + 2 Fe
PbN2O6 + NaI = PbI2 + NaNO3 =>
PbN2O6 + 2 NaI = PbI2 + 2 NaNO3
NaBH4 + HCl = NaCl + BCl3 + H2 =>
NaBH4 + 4 HCl = NaCl + BCl3 + 4 H2
Mg(s) + Pb(NO3)2 = Pb(s) + Mg(NO3)2 =>
Mg(s) + Pb(NO3)2 = Pb(s) + Mg(NO3)2
NO2 = O2 + N2 =>
2 NO2 = 2 O2 + N2
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