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2 H2 + O2 = 2 H2O
NH3 + N = NH3N =>
NH3 + N = NH3N
AsCl3 + NaH4B = AsH3 + NaCl + BCl3 =>
4 AsCl3 + 3 NaH4B = 4 AsH3 + 3 NaCl + 3 BCl3
Cu(C2H3O2)2 + FeBr3 = CuBr2 + Fe(C2H3O2)3 =>
3 Cu(C2H3O2)2 + 2 FeBr3 = 3 CuBr2 + 2 Fe(C2H3O2)3
MnO4{-} + C2O4{2-} + H{+} = Mn{2+} + CO2 + H2O =>
2 MnO4{-} + 5 C2O4{2-} + 16 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O
NaOH(aq) + KHP(aq) = NaKP(aq) + H2O(l) =>
NaOH(aq) + KHP(aq) = NaKP(aq) + H2O(l)
P2O5 + HCl = POCl3 + HPO3 =>
2 P2O5 + 3 HCl = POCl3 + 3 HPO3
Ca + NH4OH + (NH4)2CO3 = CaCO3 + (NH4)2OH =>
Ca + 2 NH4OH + (NH4)2CO3 = CaCO3 + 2(NH4)2OH
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
P(s) + Br2(l) = PBr3(g) =>
2 P(s) + 3 Br2(l) = 2 PBr3(g)
Mn{2+} = Mn{4+} + {-} =>
Mn{2+} = Mn{4+} + 2e
HCOOH + Zn = HCOOZn + H2 =>
2 HCOOH + 2 Zn = 2 HCOOZn + H2
C3H8O + K2Cr2O7 + H2SO4 = C3H6O + K2SO4 + Cr2(SO4)3 + H2O =>
3 C3H8O + K2Cr2O7 + 4 H2SO4 = 3 C3H6O + K2SO4 + Cr2(SO4)3 + 7 H2O
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
(HNCO)(H2NCN)2 + HCl + H2O = (HNCO)3 + NH4 + Cl =>
(HNCO)(H2NCN)2 + 2 HCl + 2 H2O = (HNCO)3 + 2 NH4 + 2 Cl
C5H5N5 + O2 = H2O + CO2 + N2 =>
4 C5H5N5 + 25 O2 = 10 H2O + 20 CO2 + 10 N2
KClO3 + FeCl + HCl = FeCl3 + KCl + H2O =>
KClO3 + 3 FeCl + 6 HCl = 3 FeCl3 + KCl + 3 H2O
P2O5 + Mg = MgO + P =>
P2O5 + 5 Mg = 5 MgO + 2 P
KBr + Cl2 + KOH = KCl + HBrO3 + H2O =>
KBr + 3 Cl2 + 5 KOH = 6 KCl + HBrO3 + 2 H2O
Al + H2OSO4 = Al2(SO4)3 + H2O =>
2 Al + 3 H2OSO4 = Al2(SO4)3 + 3 H2O
NaOH + H2S = H2O + Na2S =>
2 NaOH + H2S = 2 H2O + Na2S
N2H4 + N2O4 = H2O + N2 =>
2 N2H4 + N2O4 = 4 H2O + 3 N2
As + Cl2 = AsCl3 =>
2 As + 3 Cl2 = 2 AsCl3
C + S8 = CS2 =>
4 C + S8 = 4 CS2
FeS + HClO = Fe(ClO)2 + H2S =>
FeS + 2 HClO = Fe(ClO)2 + H2S
Mg + (H2SO4)2 = MgSO4 + H2 =>
2 Mg + (H2SO4)2 = 2 MgSO4 + 2 H2
C2H4O2 + K2SO3 = CH3CO2K + H2O + SO2 =>
2 C2H4O2 + K2SO3 = 2 CH3CO2K + H2O + SO2
NaHCO2 + C6H8O7 + CO2 = H2O + NaC6H5O7 =>
9 NaHCO2 + 7 C6H8O7 + 3 CO2 = 10 H2O + 9 NaC6H5O7
C10H18O + NaBH4 = C10H20O + Na + B =>
2 C10H18O + NaBH4 = 2 C10H20O + Na + B
MnO4{-} + C2O4{2-} + H{+} = Mn{2+} + CO2 + H2O =>
2 MnO4{-} + 5 C2O4{2-} + 16 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O
K2Cr2O7 + AgNO3 = AgO7 + K2Cr2NO3 =>
K2Cr2O7 + AgNO3 = AgO7 + K2Cr2NO3
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
CrCl3 + K2SO3 + H2O = KCl + SO2 + Cr(OH)3 =>
2 CrCl3 + 3 K2SO3 + 3 H2O = 6 KCl + 3 SO2 + 2 Cr(OH)3
AlCl3 + Na = Al + NaCl =>
AlCl3 + 3 Na = Al + 3 NaCl
NaN3(s) = Na(s) + N2(g) =>
2 NaN3(s) = 2 Na(s) + 3 N2(g)
KOH + Al2O3 = K2O + Al(OH)3 =>
6 KOH + Al2O3 = 3 K2O + 2 Al(OH)3
W2O3 + H2 = W2 + H2O =>
W2O3 + 3 H2 = W2 + 3 H2O
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
CH3CHNH2COOH + H2O = CO2 + CH4 + NH3 =>
2 CH3CHNH2COOH + 2 H2O = 3 CO2 + 3 CH4 + 2 NH3
CsOH + H2O = H3O2 + Cs =>
CsOH + H2O = H3O2 + Cs
KHSO4 + Pb(NO2)4 = Pb(HSO4)4 + KNO2 =>
4 KHSO4 + Pb(NO2)4 = Pb(HSO4)4 + 4 KNO2
Al + Cu2(SO4)2 = Al2(SO4)3 + Cu2 =>
4 Al + 3 Cu2(SO4)2 = 2 Al2(SO4)3 + 3 Cu2
H2SO4 + Ca(OH)2 = CaSO4 + H2O =>
H2SO4 + Ca(OH)2 = CaSO4 + 2 H2O
Na3(Po4) + AgCl2 = Na3Cl2 + Ag(Po4) =>
Na3(Po4) + AgCl2 = Na3Cl2 + Ag(Po4)
C4H10O2 + KJ + H2SO4 = C4H10O + J2 + K2SO4 + H2O =>
C4H10O2 + 2 KJ + H2SO4 = C4H10O + J2 + K2SO4 + H2O
FeAsO4 = Fe + As + O =>
FeAsO4 = Fe + As + 4 O
FeSO4 + C = Fe2O3 + SO2 + CO2 =>
4 FeSO4 + C = 2 Fe2O3 + 4 SO2 + CO2
As + Cl2 = AsCl5 =>
2 As + 5 Cl2 = 2 AsCl5
K2Cr2O7 + S + H2O = SO2 + KOH2 + CrO2 =>
2 K2Cr2O7 + 3 S + 4 H2O = 3 SO2 + 4 KOH2 + 4 CrO2
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