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K2NbOF5 + 5 Na = Nb + 5 NaF + K2O
HNO3 + H2 = NH2OH + H2O =>
HNO3 + 3 H2 = NH2OH + 2 H2O
N2 + F = NF3 =>
N2 + 6 F = 2 NF3
NaHCO3(aq) + AgNO3(aq) = Ag2CO3(s) + NaNO3(aq) + HNO3(aq) =>
NaHCO3(aq) + 2 AgNO3(aq) = Ag2CO3(s) + NaNO3(aq) + HNO3(aq)
Ta + Cl2 = TaCl5 =>
2 Ta + 5 Cl2 = 2 TaCl5
Ba + Ca(OH)2 = Ba(OH)2 + Ca =>
Ba + Ca(OH)2 = Ba(OH)2 + Ca
Sb + HNO3 + HCl = HSbCl6 + NO + H2O =>
3 Sb + 5 HNO3 + 18 HCl = 3 HSbCl6 + 5 NO + 10 H2O
S{2-} = S + e =>
S{2-} = S + 2e
Li(s) + N2(g) = Li3N =>
6 Li(s) + N2(g) = 2 Li3N
Ce + H2O = Ce(OH)2 + H2 =>
Ce + 2 H2O = Ce(OH)2 + H2
CH3CH2CH3 + O2 = CO2 + H2O =>
CH3CH2CH3 + 5 O2 = 3 CO2 + 4 H2O
Na2HPO4 + H2SO4 = Na2SO4 + Na5P3O10 + H2O =>
6 Na2HPO4 + H2SO4 = Na2SO4 + 2 Na5P3O10 + 4 H2O
F + I = FI =>
F + I = FI
KNO3(s) + C(s) + S8(s) = K2SO4(s) + CO2(g) + N2(g) =>
16 KNO3(s) + 8 C(s) + S8(s) = 8 K2SO4(s) + 8 CO2(g) + 8 N2(g)
CH4(s) + O2(g) = CO2(g) + H2(g) =>
CH4(s) + O2(g) = CO2(g) + 2 H2(g)
C3H6 + H2O = CO2 + H2 =>
C3H6 + 6 H2O = 3 CO2 + 9 H2
Fr2O + H2O = Fr(OH) =>
Fr2O + H2O = 2 Fr(OH)
FeCO3 = Fe + CO3 =>
FeCO3 = Fe + CO3
CH2O + HNO3 = CO2 + H2O + NO =>
3 CH2O + 4 HNO3 = 3 CO2 + 5 H2O + 4 NO
NaHCO3(s) + CH3COOH(aq) = H2CO3(aq) + CH3COONa(aq) = H2O(l) + CO2(g) + CH3COONa(aq) =>
NaHCO3(s) + CH3COOH(aq) = H2CO3(aq) + CH3COONa(aq)
HC1 + K2SO3 = KC1 + H2O + SO2 =>
2 HC1 + K2SO3 = 2 KC1 + H2O + SO2
COS + O2 = CO2 + SO2 =>
2 COS + 3 O2 = 2 CO2 + 2 SO2
Fe2P + FeS2 = Fe2S3 + P4S10 =>
4 Fe2P + 44 FeS2 = 26 Fe2S3 + P4S10
Na2O = Na + O =>
Na2O = 2 Na + O
Tl + O2 = Tl2O =>
4 Tl + O2 = 2 Tl2O
Pb(NO3)2 + KOH = Pb(OH)2 + K(NO3) =>
Pb(NO3)2 + 2 KOH = Pb(OH)2 + 2 K(NO3)
Tl + O2 = TlO =>
2 Tl + O2 = 2 TlO
Ag + Pb3(PO4)2 = Ag3PO4 + Pb =>
6 Ag + Pb3(PO4)2 = 2 Ag3PO4 + 3 Pb
KNO3 + C3H8O3 = KNO2 + H2O + CO2 =>
7 KNO3 + C3H8O3 = 7 KNO2 + 4 H2O + 3 CO2
P2 + S = PS =>
P2 + 2 S = 2 PS
BaCl2(aq) + NaOH = Ba(OH)2 + NaCl =>
BaCl2(aq) + 2 NaOH = Ba(OH)2 + 2 NaCl
NaOCl + H2SO4 = Na2SO4 + H2O2 + Cl2 =>
2 NaOCl + H2SO4 = Na2SO4 + H2O2 + Cl2
CoI3 = Co + I =>
CoI3 = Co + 3 I
Fe + Zn(SO4) = Fe(SO4) + Zn =>
Fe + Zn(SO4) = Fe(SO4) + Zn
Ag{+} + I{-} = AgI =>
Ag{+} + I{-} = AgI
NaOH + C4H4O4 = C4H4Na2O5 + H2O =>
2 NaOH + C4H4O4 = C4H4Na2O5 + H2O
HCOOH + Al2O3 = (HCOO)3Al + H2O =>
6 HCOOH + Al2O3 = 2(HCOO)3Al + 3 H2O
AgBr + NH3 = Ag(NH3) + Br =>
AgBr + NH3 = Ag(NH3) + Br
K2SO4 = K2S + O2 =>
K2SO4 = K2S + 2 O2
C6H5Cl + NH3 = C6H5NH2 + HCl =>
C6H5Cl + NH3 = C6H5NH2 + HCl
Mg = Mg{2+} + {-} =>
Mg = Mg{2+} + 2e
Fr2O + H2O = Fr(OH) =>
Fr2O + H2O = 2 Fr(OH)
C2H6O + C3H6O = C5H10O + H2O =>
C2H6O + C3H6O = C5H10O + H2O
NH3(g) + O2(g) = NO2(g) + H2O(g) =>
4 NH3(g) + 7 O2(g) = 4 NO2(g) + 6 H2O(g)
Cr2O7{2-} + CH3OH + H{+} = Cr{3+} + HCHO + H2O =>
Cr2O7{2-} + 3 CH3OH + 8 H{+} = 2 Cr{3+} + 3 HCHO + 7 H2O
Zn + MnO2 + H2O = Zn(OH)2 + Mn2O3 =>
Zn + 2 MnO2 + H2O = Zn(OH)2 + Mn2O3
KMnO4 + NaOH + NaNO2 = K2MnO4 + NaMnO4 + NaNO3 + H2O =>
4 KMnO4 + 2 NaOH + NaNO2 = 2 K2MnO4 + 2 NaMnO4 + NaNO3 + H2O
AgNO3 + I = AgI + NO3 =>
AgNO3 + I = AgI + NO3
Zn + Cu(SO4)2 = Zn(SO4)2 + Cu =>
Zn + Cu(SO4)2 = Zn(SO4)2 + Cu
C2H5OH + Br2 = BrOH + C2H5 =>
2 C2H5OH + Br2 = 2 BrOH + 2 C2H5
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