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8 Nb + 50 HNO3 = 8 Nb(NO3)5 + 5 N2O + 25 H2O
Si + OH{-} + H2O = SiO3{-} + H2 =>
2 Si + 2 OH{-} + 4 H2O = 2 SiO3{-} + 5 H2
(NH4)2SO3 + H2SO4 = (NH4)2SO4 + SO2 + H2O =>
(NH4)2SO3 + H2SO4 = (NH4)2SO4 + SO2 + H2O
K + HF = KF + H2 =>
2 K + 2 HF = 2 KF + H2
Mg(s) + HCl = H2(g) + MgCl2 =>
Mg(s) + 2 HCl = H2(g) + MgCl2
CuFeS2 + PbO = Cu2O + FeO + Pb + SO2 =>
2 CuFeS2 + 11 PbO = Cu2O + 2 FeO + 11 Pb + 4 SO2
NH4 + Cl = NH3 + HCl =>
NH4 + Cl = NH3 + HCl
CrCl3*6H2O + (NH2)2CO + CH3COCH2COCH3 = Cr(acac)3 + NH4Cl + CO2 + H2O =>
24 CrCl3*6H2O + 36(NH2)2CO + 3 CH3COCH2COCH3 = 8 Cr(acac)3 + 72 NH4Cl + 51 CO2 + 84 H2O
Ca + Ne = CaNe =>
Ca + Ne = CaNe
Pb + P = Pb3P2 =>
3 Pb + 2 P = Pb3P2
NaBr + CaCl2 = NaCl + CaBr2 =>
2 NaBr + CaCl2 = 2 NaCl + CaBr2
AgNO3 + CuI2 = AgI + Cu(NO3)2 =>
2 AgNO3 + CuI2 = 2 AgI + Cu(NO3)2
Al + Na3PO4 = Na + AlPO4 =>
Al + Na3PO4 = 3 Na + AlPO4
Cr(NO3)2 + Na2SO3 = CrSO3 + NaNO3 =>
Cr(NO3)2 + Na2SO3 = CrSO3 + 2 NaNO3
C4H9OH + C3H6O2 = C7H14O2 + H2O =>
C4H9OH + C3H6O2 = C7H14O2 + H2O
K + CIO3 = KCI + O2 =>
2 K + 2 CIO3 = 2 KCI + 3 O2
Na2CO3(s) + HCl(l) = NaCl + H2O + CO2 =>
Na2CO3(s) + 2 HCl(l) = 2 NaCl + H2O + CO2
C3H4 + HBr = C3H5Br =>
C3H4 + HBr = C3H5Br
C7H6O2 + C6H7NO = C13H11NO2 + H2O =>
C7H6O2 + C6H7NO = C13H11NO2 + H2O
C5H12O + O2 = CO2 + H2O =>
2 C5H12O + 15 O2 = 10 CO2 + 12 H2O
H2SO4 + Ag2S = Ag2(SO4) + H2S =>
H2SO4 + Ag2S = Ag2(SO4) + H2S
Sn + HgCl2 = SnCl2 + Hg2Cl2 =>
Sn + 2 HgCl2 = SnCl2 + Hg2Cl2
SiO2 + CaC2 = Si + CaO + CO2 =>
5 SiO2 + 2 CaC2 = 5 Si + 2 CaO + 4 CO2
Mn{2+} + Co = Mn + Co{2+} =>
Mn{2+} + Co = Mn + Co{2+}
VCl2 + H2O = VOCl2 + H2 =>
VCl2 + H2O = VOCl2 + H2
Mg2N3 = N + MgN =>
Mg2N3 = N + 2 MgN
BrI = Br + I =>
BrI = Br + I
C6H5COSH + O2 = CO2 + H2O + SO2 =>
C6H5COSH + 9 O2 = 7 CO2 + 3 H2O + SO2
CH3COOH + P2O5 = (CH3CO)2O + P(OH)5 =>
10 CH3COOH + P2O5 = 5(CH3CO)2O + 2 P(OH)5
C2 + H = CH =>
C2 + 2 H = 2 CH
C2H5NH2 + H2SO4 = [C2H5NH3]2SO4 =>
2 C2H5NH2 + H2SO4 = [C2H5NH3]2SO4
Co + Ag(NO3) = Co(NO3) + Ag =>
Co + Ag(NO3) = Co(NO3) + Ag
BaF2 + H2O = Ba + HF + OH =>
BaF2 + 2 H2O = Ba + 2 HF + 2 OH
C6H5COSH + O2 = CO2 + H2O + S2 =>
2 C6H5COSH + 16 O2 = 14 CO2 + 6 H2O + S2
LiOH(aq) = Li(aq) + OH(aq) =>
LiOH(aq) = Li(aq) + OH(aq)
Cu3(PO4)2 = Cu3 + PO4 =>
Cu3(PO4)2 = Cu3 + 2 PO4
KAlSi3O8 + CO2 + H2O = Al2Si2O5(OH)4 + SiO2 + K{+} + HCO3{-} =>
2 KAlSi3O8 + 2 CO2 + 3 H2O = Al2Si2O5(OH)4 + 4 SiO2 + 2 K{+} + 2 HCO3{-}
Al2(SO4)3 + Na2S + H2O = Al(OH)3 + H2S + Na2SO4 =>
Al2(SO4)3 + 3 Na2S + 6 H2O = 2 Al(OH)3 + 3 H2S + 3 Na2SO4
MgSO4(s) + HCl(aq) = MgCl2 + H2SO4(aq) =>
MgSO4(s) + 2 HCl(aq) = MgCl2 + H2SO4(aq)
Fe(NO3)2 + Al2(SO4)3 = FeSO4 + Al(NO3)3 =>
3 Fe(NO3)2 + Al2(SO4)3 = 3 FeSO4 + 2 Al(NO3)3
AgO + OH = AgO3 + H2O =>
AgO + 4 OH = AgO3 + 2 H2O
SeCl + O = SeO2 + Cl2 =>
2 SeCl + 4 O = 2 SeO2 + Cl2
Na2S2O5 = Na2O + SO2 =>
Na2S2O5 = Na2O + 2 SO2
CaS = Ca + S8 =>
8 CaS = 8 Ca + S8
K2S + Co(C2H3O2)2 = KC2H3O2 + CoS =>
K2S + Co(C2H3O2)2 = 2 KC2H3O2 + CoS
Mg2 + CuSO4 = MgSO4 + Cu =>
Mg2 + 2 CuSO4 = 2 MgSO4 + 2 Cu
C2H5OH + CH3MgI = C2H5OMgI + CH4 =>
C2H5OH + CH3MgI = C2H5OMgI + CH4
HgClO3 = Hg + ClO3 =>
HgClO3 = Hg + ClO3
FeO + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 FeO + 4 H2SO4 = Fe2(SO4)3 + SO2 + 4 H2O
CaO + SO2 = CaSO3 =>
CaO + SO2 = CaSO3
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