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CaCl2 + 2 NaOH = 2 NaCl + Ca(OH)2
S2 + O2 = SO2 =>
S2 + 2 O2 = 2 SO2
FeCl3 + KOH = FeOH + KCl3 =>
FeCl3 + KOH = FeOH + KCl3
Fe2O3 + Al = Fe + Al2O3 =>
Fe2O3 + 2 Al = 2 Fe + Al2O3
KNO2 + KJ + H2SO4 = J2 + K2SO4 + NO + H2O =>
2 KNO2 + 2 KJ + 2 H2SO4 = J2 + 2 K2SO4 + 2 NO + 2 H2O
C4H9NH2 + HNO3 = N2 + CO2 + H2O =>
5 C4H9NH2 + 27 HNO3 = 16 N2 + 20 CO2 + 41 H2O
NaSO4 + BaCl2 = NaCl2 + BaSO4 =>
NaSO4 + BaCl2 = NaCl2 + BaSO4
PdCl2 + HNO3 = Pd(NO3)2 + HCl =>
PdCl2 + 2 HNO3 = Pd(NO3)2 + 2 HCl
C5H12(g) + O2(g) = CO2(g) + H2O(g) =>
C5H12(g) + 8 O2(g) = 5 CO2(g) + 6 H2O(g)
Pb(NO3)2 + C4H6O6 = (C4H5O6)2Pb + HNO3 =>
Pb(NO3)2 + 2 C4H6O6 = (C4H5O6)2Pb + 2 HNO3
Fe + KNO3 + NaOH = Na2FeO4 + KNO2 + H2O =>
Fe + 3 KNO3 + 2 NaOH = Na2FeO4 + 3 KNO2 + H2O
Pb(NO3)2 + K = Pb + KNO3 =>
Pb(NO3)2 + 2 K = Pb + 2 KNO3
Na + Cl2 = NaCl2 =>
Na + Cl2 = NaCl2
Fe + HNO3 = Fe(NO3)3 + N2O + H2O =>
8 Fe + 30 HNO3 = 8 Fe(NO3)3 + 3 N2O + 15 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
FeCl2 + KOH = KCl + Fe(OH)2 =>
FeCl2 + 2 KOH = 2 KCl + Fe(OH)2
K + HNO3 = NH3 + KNO3 + H2O =>
8 K + 9 HNO3 = NH3 + 8 KNO3 + 3 H2O
CO(g) + O2(g) = CO2(g) =>
2 CO(g) + O2(g) = 2 CO2(g)
Al2O3 + C = Al + CO2 =>
2 Al2O3 + 3 C = 4 Al + 3 CO2
NH4Cl + NaNO2 = N2 + H2O + NaCl =>
NH4Cl + NaNO2 = N2 + 2 H2O + NaCl
Al + H2O = Al(OH)3 + H2 =>
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Fe + KNO3 + NaOH = Na2FeO4 + KNO2 + H2O =>
Fe + 3 KNO3 + 2 NaOH = Na2FeO4 + 3 KNO2 + H2O
C4H8S + O2 = CO2 + H2O + SO2 =>
C4H8S + 7 O2 = 4 CO2 + 4 H2O + SO2
NaOH + H2SO3 = H2O + Na2SO3 =>
2 NaOH + H2SO3 = 2 H2O + Na2SO3
C6H5MgBr + CH3COOCH2CH3 = C6H5OCH2CH3 + Mg(OH)Br =>
6 C6H5MgBr + 7 CH3COOCH2CH3 = 8 C6H5OCH2CH3 + 6 Mg(OH)Br
I2 + Na2S2O3 = Na2S4O6 + NaI =>
I2 + 2 Na2S2O3 = Na2S4O6 + 2 NaI
PaI5 = Pa + I2 =>
2 PaI5 = 2 Pa + 5 I2
HCl + OH{-} = H2O + Cl{-} =>
HCl + OH{-} = H2O + Cl{-}
FeS + NO3{-} + H{+} = N2O + Fe{3+} + SO4{2-} + H2O =>
8 FeS + 18 NO3{-} + 26 H{+} = 9 N2O + 8 Fe{3+} + 8 SO4{2-} + 13 H2O
BaSO4 + NaOH = NaSO4 + BaOH =>
BaSO4 + NaOH = NaSO4 + BaOH
Br2 + NaOH = NaBrO3 + NaBr + H20 =>
30 Br2 + 60 NaOH = 20 NaBrO3 + 40 NaBr + 3 H20
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
FeS + NO3{-} + H{+} = N2O + Fe{+3} + SO4{-2} + H2O =>
8 FeS + 18 NO3{-} + 26 H{+} = 9 N2O + 8 Fe{+3} + 8 SO4{-2} + 13 H2O
Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
AgNO3 + Zn = Ag + Zn(NO3)2 =>
2 AgNO3 + Zn = 2 Ag + Zn(NO3)2
NaF + HCl = NaCl + HF =>
NaF + HCl = NaCl + HF
Zn + HNO3 = Zn(NO3)2 + NH4NO3 + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + NH4NO3 + 3 H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
KOH = K + O + H =>
KOH = K + O + H
O2 + Sb2S3 = Sb2O4 + SO2 =>
5 O2 + Sb2S3 = Sb2O4 + 3 SO2
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
K + H2S = K2S + H2 =>
2 K + H2S = K2S + H2
Ca + H2O = (Ca(OH)2) + H2 =>
Ca + 2 H2O = (Ca(OH)2) + H2
CO2 + H2O = CH4 + O2 =>
CO2 + 2 H2O = CH4 + 2 O2
Sb + H2O = Sb2O3 + H2 =>
2 Sb + 3 H2O = Sb2O3 + 3 H2
N2 + O2 = NO2 =>
N2 + 2 O2 = 2 NO2
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
(C4H5O6)2Pb = Pb + (C4H5O6) =>
(C4H5O6)2Pb = Pb + 2(C4H5O6)
KMnO4 + H2SO4 + Na2SO3 = MnSO4 + K2SO4 + H20 + Na2SO4 =>
20 KMnO4 + 30 H2SO4 + 80 Na2SO3 = 20 MnSO4 + 10 K2SO4 + 3 H20 + 80 Na2SO4
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