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NaBr + Na2CO3 = NaCO3 + Na2Br
K2Cr2O7 + H2SO4 + KI = K2SO4 + Cr2SO4 + I2 + H2O =>
K2Cr2O7 + 7 H2SO4 + 10 KI = 6 K2SO4 + Cr2SO4 + 5 I2 + 7 H2O
HCl + CH2CHCH2CH3 = CH3CHClCH2CH3 =>
HCl + CH2CHCH2CH3 = CH3CHClCH2CH3
Mg(NO3)2 + Na2 + CO3 = MgCO3 + NaNO3 =>
Mg(NO3)2 + Na2 + CO3 = MgCO3 + 2 NaNO3
Pb + OH = Pb(OH) =>
Pb + OH = Pb(OH)
AlO + Cu = CuO + Al =>
AlO + Cu = CuO + Al
Pb + H3PO4 = Pb(PO4)2 + H =>
Pb + 2 H3PO4 = Pb(PO4)2 + 6 H
C6H10 + Cl2 = CHCl + HCl =>
C6H10 + 5 Cl2 = 6 CHCl + 4 HCl
H2SO4 + KI = H2S + K2SO4 + H2O + I2 =>
5 H2SO4 + 8 KI = H2S + 4 K2SO4 + 4 H2O + 4 I2
Cs2CO3 + Co + S = Cs2Co3S4 + CO2 + O2 =>
2 Cs2CO3 + 6 Co + 8 S = 2 Cs2Co3S4 + 2 CO2 + O2
C2H5OHN2H2O = C2H5NH2HNO2 =>
C2H5OHN2H2O = C2H5NH2HNO2
CuSO4*5H2O + Na2SiO3 = CuSiO3 + Na2SO4 + H2O =>
CuSO4*5H2O + Na2SiO3 = CuSiO3 + Na2SO4 + 5 H2O
C4H10O + O2(g) = CO2 + H2O =>
C4H10O + 6 O2(g) = 4 CO2 + 5 H2O
CH3CH2COCH3 + H2O = CO + H2 =>
CH3CH2COCH3 + 3 H2O = 4 CO + 7 H2
Cr2(s) + O2(l) = Cr2O3(s) =>
2 Cr2(s) + 3 O2(l) = 2 Cr2O3(s)
Fe(OH)3 + H2C2O4 = Fe2(C2O4)3 + H2O =>
2 Fe(OH)3 + 3 H2C2O4 = Fe2(C2O4)3 + 6 H2O
CH3COOH + NaOH = Na{+} + CH3COO{-} + H2O =>
CH3COOH + NaOH = Na{+} + CH3COO{-} + H2O
(NH4)2CrO4 = CrO3 + NH3 + H2O =>
(NH4)2CrO4 = CrO3 + 2 NH3 + H2O
CH3CH2OH + C2H5COOH = CH3COOCH2CH3 + H2O =>
CH3CH2OH + 2 C2H5COOH = 2 CH3COOCH2CH3 + H2O
NaHCO3H2O = NaH2HCO3O =>
NaHCO3H2O = NaH2HCO3O
Ca(ClO)2 + H2O = Ca(OH)2 + HClO =>
Ca(ClO)2 + 2 H2O = Ca(OH)2 + 2 HClO
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Fe(s) + HCl(aq) = FeCl2(s) + H2(g) =>
Fe(s) + 2 HCl(aq) = FeCl2(s) + H2(g)
CuCl2 + Fe(OH)2 = Cu(OH)2 + Cl2Fe =>
CuCl2 + Fe(OH)2 = Cu(OH)2 + Cl2Fe
KHCO3 + KCl = K2CO3 + HCl =>
KHCO3 + KCl = K2CO3 + HCl
AlO2{-} + NaOH + H{+} = NaAlO2 + H2O =>
AlO2{-} + NaOH + H{+} = NaAlO2 + H2O
AgNO3 + CaCl2 = AgCl(s) + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl(s) + Ca(NO3)2
Mg + NaNO3 + H2O = MgO + NaOH + N2 =>
5 Mg + 2 NaNO3 + H2O = 5 MgO + 2 NaOH + N2
CaCO3 + H2O + CO2 = Ca(HCO3)2 =>
CaCO3 + H2O + CO2 = Ca(HCO3)2
Fe(s) + HCl = FeCl(s) + H =>
Fe(s) + HCl = FeCl(s) + H
AgNO3 + NH3 = Ag[(NH3)2] + NO3 =>
AgNO3 + 2 NH3 = Ag[(NH3)2] + NO3
KIO3 + NaSO3 + H2SO4 = I2 + NaSO4 + K2SO4 + H2O =>
2 KIO3 + 5 NaSO3 + H2SO4 = I2 + 5 NaSO4 + K2SO4 + H2O
Er(H2O)6 + C3H6O + Cl2 = Er2O3 + C2H4OHCl + C2H4(OH)2 =>
4 Er(H2O)6 + 30 C3H6O + 21 Cl2 = 2 Er2O3 + 42 C2H4OHCl + 3 C2H4(OH)2
Cu + AgNO3 = Ag2Cu + CuNO3 =>
3 Cu + 2 AgNO3 = Ag2Cu + 2 CuNO3
I2NO2 + KI = NO + I2 + KNO3 =>
4 I2NO2 + 2 KI = 2 NO + 5 I2 + 2 KNO3
Mg + FeO = MgO + Fe =>
Mg + FeO = MgO + Fe
Mg + HNO3 = Mg(NO3)2 + N2O + H3O =>
13 Mg + 30 HNO3 = 13 Mg(NO3)2 + 2 N2O + 10 H3O
MgSO4 + Na2SO4 = Mg2SO4 + NaSO4 =>
2 MgSO4 + Na2SO4 = Mg2SO4 + 2 NaSO4
Cu2 + NH3 + H2O = Cu(OH)2 + NH4 =>
Cu2 + 4 NH3 + 4 H2O = 2 Cu(OH)2 + 4 NH4
K2Cr2O7 + Na2SO3 + H2SO4 = Cr2(SO4)3 + H2O + K2SO4 + Na2SO4 =>
K2Cr2O7 + 3 Na2SO3 + 4 H2SO4 = Cr2(SO4)3 + 4 H2O + K2SO4 + 3 Na2SO4
H2O + Na2S + CaCl2 = NaCl + Ca(HS)2 + Ca(OH)2 =>
2 H2O + 2 Na2S + 2 CaCl2 = 4 NaCl + Ca(HS)2 + Ca(OH)2
MnO(OH)2 + KI + H2SO4 = Mn(SO4) + K2(SO4) + H2O + I2 =>
MnO(OH)2 + 2 KI + 2 H2SO4 = Mn(SO4) + K2(SO4) + 3 H2O + I2
MgO + HNO3 = MgO3 + HNO =>
MgO + HNO3 = MgO3 + HNO
Na2CrO4 + Ca(NO3)2 = CaCrO4 + NaNO3 =>
Na2CrO4 + Ca(NO3)2 = CaCrO4 + 2 NaNO3
NiSO4 + Na2C2O4 = NiC2O4 + Na2SO4 =>
NiSO4 + Na2C2O4 = NiC2O4 + Na2SO4
Ag(s) + HNO3 = AgNO3 + NO2 + H2O =>
Ag(s) + 2 HNO3 = AgNO3 + NO2 + H2O
C2H3OH + Ag2O = CH3COOH + Ag =>
C2H3OH + Ag2O = CH3COOH + 2 Ag
S2O + O2 = SO2 =>
2 S2O + 3 O2 = 4 SO2
FeCl2 + HCl + NaClO3 = FeCl3 + NaCl + H2O =>
6 FeCl2 + 6 HCl + NaClO3 = 6 FeCl3 + NaCl + 3 H2O
CH3CH2CH2OH + KMnO4 + H2SO4 = CH3CH2COOH + K2SO4 + MnSO4 + H2O =>
5 CH3CH2CH2OH + 4 KMnO4 + 6 H2SO4 = 5 CH3CH2COOH + 2 K2SO4 + 4 MnSO4 + 11 H2O
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