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2 PH2PH + 4 KH = H2 + 4 KPH2
Al + NaOH + HOH = NaAl(OH)4 + H2 =>
2 Al + 2 NaOH + 6 HOH = 2 NaAl(OH)4 + 3 H2
Na3Po4(aq) + NiCl2(aq) = Na3Cl2 + NiPo4 =>
Na3Po4(aq) + NiCl2(aq) = Na3Cl2 + NiPo4
Si4H10 + O2 = SiO2 + water =>
2 Si4H10 + 13 O2 = 8 SiO2 + 10 H2O
Pb + Au(No3)3 = Pb(No3)2 + Au =>
3 Pb + 2 Au(No3)3 = 3 Pb(No3)2 + 2 Au
B + H2O = H3BO3 + H2 =>
2 B + 6 H2O = 2 H3BO3 + 3 H2
CaCO3 + H2CO3 = Ca(OH)2 + CO2 =>
CaCO3 + H2CO3 = Ca(OH)2 + 2 CO2
KaClO3 = KaCl + O2 =>
2 KaClO3 = 2 KaCl + 3 O2
Se + N2 = SeN4 =>
Se + 2 N2 = SeN4
ZnO + CsOH + H2O = Cs2[Zn(OH)4] =>
ZnO + 2 CsOH + H2O = Cs2[Zn(OH)4]
AgNO2 + NaCl = AgCl + NaNO2 =>
AgNO2 + NaCl = AgCl + NaNO2
CrH2 + HCl = CrCl3 + H3 =>
3 CrH2 + 9 HCl = 3 CrCl3 + 5 H3
CIO2 + Na2O2 = NaCIO2 + O2 =>
2 CIO2 + Na2O2 = 2 NaCIO2 + O2
MnO4{-} + SO2 + H2O = Mn2{+} + SO4{-}2 + H{+} =>
6 MnO4{-} + 13 SO2 + 2 H2O = 3 Mn2{+} + 13 SO4{-}2 + 4 H{+}
C29H46O19N + H2O = CH4 + CO2 + NH3 =>
8 C29H46O19N + 70 H2O = 121 CH4 + 111 CO2 + 8 NH3
NiF2 + H2O = NiOH + F2 + H2 =>
2 NiF2 + 2 H2O = 2 NiOH + 2 F2 + H2
(CH3)2NNH2 + N2O4 = CO + N2 + H2O =>
2(CH3)2NNH2 + 3 N2O4 = 4 CO + 5 N2 + 8 H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
NH3 + Fe2(SO4)3 + H2O = (NH4)2SO4 + Fe(OH)3 =>
6 NH3 + Fe2(SO4)3 + 6 H2O = 3(NH4)2SO4 + 2 Fe(OH)3
H2SO4 + Ca3(C6H5O7)2 = CaSO4 + C6H8O7 =>
3 H2SO4 + Ca3(C6H5O7)2 = 3 CaSO4 + 2 C6H8O7
KClO3 + H2SO4 = KHSO4 + O2 + Cl02 + H2O =>
4 KClO3 + 4 H2SO4 = 4 KHSO4 + 5 O2 + 2 Cl02 + 2 H2O
CO(g) + H2(g) = C18H18(l) + H2O =>
18 CO(g) + 27 H2(g) = C18H18(l) + 18 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
Cr2O3 + Mn3O4 = CrO2 + MnO =>
Cr2O3 + Mn3O4 = 2 CrO2 + 3 MnO
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Nb(s) + O2(g) = Nb2O5(s) =>
4 Nb(s) + 5 O2(g) = 2 Nb2O5(s)
H2S + HNO30 = S + NO + H2O =>
57 H2S + 2 HNO30 = 57 S + 2 NO + 58 H2O
K2S + Cu(SO4) = CuS + K2(SO4) =>
K2S + Cu(SO4) = CuS + K2(SO4)
PbS(aq) + FeBr3(aq) = PbBr3(s) + FeS(aq) =>
PbS(aq) + FeBr3(aq) = PbBr3(s) + FeS(aq)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CuSO4 + KOH + C6H12O6 = K2SO4 + Cu2O + C6H12O7 + H3O =>
6 CuSO4 + 12 KOH + 5 C6H12O6 = 6 K2SO4 + 3 Cu2O + 5 C6H12O7 + 4 H3O
CS2 + O3 = CS2O3 =>
CS2 + O3 = CS2O3
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Fe({3+}) + SNC({-}) = Fe(SCN)2({+}) =>
Fe({3+}) + 2 SNC({-}) = Fe(SCN)2({+})
KHCO3 + Ca(OH)2 = K2CO3 + CaCO3 + H2O =>
2 KHCO3 + Ca(OH)2 = K2CO3 + CaCO3 + 2 H2O
AgNO3 + CuSO4 = Ag(SO4) + Cu(NO3) =>
AgNO3 + CuSO4 = Ag(SO4) + Cu(NO3)
FeCl2 + KMnO4 + HCl = FeCl3 + MnCl2 + H2O + KCl =>
5 FeCl2 + KMnO4 + 8 HCl = 5 FeCl3 + MnCl2 + 4 H2O + KCl
CaO + LiCl = Li2O + CaCl2 =>
CaO + 2 LiCl = Li2O + CaCl2
C7H5N3O6 = H2O + CO + N + C =>
2 C7H5N3O6 = 5 H2O + 7 CO + 6 N + 7 C
Cl{-]+H2O2+H{+} = Cl2+H2O =>
2 Cl{-]+H2O2+2H{+} = Cl2+2H2O
KOH + NH4F = NH3 + H2O + KF =>
KOH + NH4F = NH3 + H2O + KF
Co(NO3)2(aq) + K3PO4(aq) = Co3(PO4)2(aq) + KNO3(aq) =>
3 Co(NO3)2(aq) + 2 K3PO4(aq) = Co3(PO4)2(aq) + 6 KNO3(aq)
Pb + H2SO4 = PbOHSO4 + SO2 + H2O =>
2 Pb + 5 H2SO4 = 2 PbOHSO4 + 3 SO2 + 4 H2O
Al2O3(s) = Al(s) + O2(s) =>
2 Al2O3(s) = 4 Al(s) + 3 O2(s)
Mg3N2 + H2O2 = Mg + O2 + NH3 =>
Mg3N2 + 3 H2O2 = 3 Mg + 3 O2 + 2 NH3
Al(s) + Zn(NO3)2(aq) = Al(NO3)2 + Zn(s) =>
Al(s) + Zn(NO3)2(aq) = Al(NO3)2 + Zn(s)
KNO2 + CrO3 + H2SO4 = KNO3 + Cr2(SO4)3 + H2O =>
3 KNO2 + 2 CrO3 + 3 H2SO4 = 3 KNO3 + Cr2(SO4)3 + 3 H2O
Al(s) + Ag(NO3)(aq) = Al(NO3)2(aq) + Ag(s) =>
Al(s) + 2 Ag(NO3)(aq) = Al(NO3)2(aq) + 2 Ag(s)
O + P = P2O5 =>
5 O + 2 P = P2O5
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