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CaCO3 + 4 H2 = CaO + CH4 + 2 H2O
N + CO = NCO =>
N + CO = NCO
As2S5 + H2O = H3AsO3 + S + H2S =>
As2S5 + 6 H2O = 2 H3AsO3 + 2 S + 3 H2S
Cr + ClO = CrO4 + Cl =>
Cr + 4 ClO = CrO4 + 4 Cl
Pb + O = PbO2 =>
Pb + 2 O = PbO2
SnCl2 + Fe2(SO4)3 = Sn2(SO4)2 + FeCl3 =>
6 SnCl2 + 2 Fe2(SO4)3 = 3 Sn2(SO4)2 + 4 FeCl3
H2C2O4(aq) + NaOH(aq) = NaHC2O4(aq) + H2O(l) =>
H2C2O4(aq) + NaOH(aq) = NaHC2O4(aq) + H2O(l)
CoCl2 + NH4Cl + NH3 + H2O2 = [Co(NH3)5(H2O)]Cl3 =>
2 CoCl2 + 2 NH4Cl + 8 NH3 + H2O2 = 2[Co(NH3)5(H2O)]Cl3
Al + NaHCO3 = NaAl9O14 + Na + CO + H2 =>
18 Al + 14 NaHCO3 = 2 NaAl9O14 + 12 Na + 14 CO + 7 H2
CuSO4 + Na2S = CuS + Na2SO4 =>
CuSO4 + Na2S = CuS + Na2SO4
NH3 + Cu(NO3)2 = Cu(NH3)4 + NO3 =>
4 NH3 + Cu(NO3)2 = Cu(NH3)4 + 2 NO3
C6H14N4O2 + O2 = CO2 + NO + H2O =>
2 C6H14N4O2 + 21 O2 = 12 CO2 + 8 NO + 14 H2O
Zn(NO3)2 + LiCl = ZnCl2 + Li(NO3) =>
Zn(NO3)2 + 2 LiCl = ZnCl2 + 2 Li(NO3)
NH4Br + Pb(C2H3O2)2 = C2H7NO2 + PbBr2 =>
2 NH4Br + Pb(C2H3O2)2 = 2 C2H7NO2 + PbBr2
CaCl2 + Cu(No3)2 = CuCl2 + Ca(No3)2 =>
CaCl2 + Cu(No3)2 = CuCl2 + Ca(No3)2
Cl + Ca(OH)2 = Ca(OCl)2 + CaCl2 + H2O =>
4 Cl + 2 Ca(OH)2 = Ca(OCl)2 + CaCl2 + 2 H2O
Mg + S = MgS =>
Mg + S = MgS
AsO4 + H2O = H3AsO4 + OH =>
AsO4 + 3 H2O = H3AsO4 + 3 OH
Na + ClO4 = NaClO4 =>
Na + ClO4 = NaClO4
Ag2O(heat) = Ag + O =>
Ag2O(heat) = 2 Ag + O
Ni(NO3)2 + Na2CO3 = NiCO3 + NaNO3 =>
Ni(NO3)2 + Na2CO3 = NiCO3 + 2 NaNO3
Pb(NO3)2 + H2SO4 = PbSO4 + H2(NO3)2 =>
Pb(NO3)2 + H2SO4 = PbSO4 + H2(NO3)2
ZnO + Cr = Zn + CrO =>
ZnO + Cr = Zn + CrO
Ca + HOH = Ca(OH)2 + H =>
Ca + 2 HOH = Ca(OH)2 + 2 H
H4P2O7 + H2O = H3PO4 =>
H4P2O7 + H2O = 2 H3PO4
S + OH{-} = S2{-} + (S2O3){2-} + H2O =>
10 S + 6 OH{-} = 4 S2{-} + (S2O3){2-} + 3 H2O
KOH(aq) = K(s) + O2(g) + H2(g) =>
2 KOH(aq) = 2 K(s) + O2(g) + H2(g)
Fe(NO3)3 + Ag = Fe(NO3)2 + AgNO3 =>
Fe(NO3)3 + Ag = Fe(NO3)2 + AgNO3
CO2 + H2O + N2 = CH3NH2 + O2 =>
4 CO2 + 10 H2O + 2 N2 = 4 CH3NH2 + 9 O2
Co(OH)3 + HCl = CoCl3 + H2O =>
Co(OH)3 + 3 HCl = CoCl3 + 3 H2O
HBr + Sb = SbBr5 + H2 =>
10 HBr + 2 Sb = 2 SbBr5 + 5 H2
AgNO3 + Na2(SO4) = Ag2(SO4) + Na(NO3) =>
2 AgNO3 + Na2(SO4) = Ag2(SO4) + 2 Na(NO3)
C2H5OH + CO2 = C6H12O6 =>
2 C2H5OH + 2 CO2 = C6H12O6
C2H4(ethylene) + hydrogen = C2H6 =>
C2H4(ethylene) + H2 = C2H6
Cs + H2SO4 = Cs2SO4 + H2S + H2O =>
8 Cs + 5 H2SO4 = 4 Cs2SO4 + H2S + 4 H2O
BaCl2 + Na2(CO3) = BaCO3 + NaCl =>
BaCl2 + Na2(CO3) = BaCO3 + 2 NaCl
Br2 + O2 = Br2O =>
2 Br2 + O2 = 2 Br2O
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
Al + H2Cl = AlCl3 + H2 =>
Al + 3 H2Cl = AlCl3 + 3 H2
HClNaOH = H2ONaCl =>
HClNaOH = H2ONaCl
C2H6O + Cr2O7{-} + H{+} = C2H4O + H2O + Cr{+} =>
11 C2H6O + 2 Cr2O7{-} + 6 H{+} = 11 C2H4O + 14 H2O + 4 Cr{+}
BaH2 + H2O = Ba(OH)2 + H2 =>
BaH2 + 2 H2O = Ba(OH)2 + 2 H2
ZnCO3 + C6H8O7 = Zn3(C6H8O7)2 + H2O + CO2 =>
9 ZnCO3 + 7 C6H8O7 = 3 Zn3(C6H8O7)2 + 4 H2O + 15 CO2
Li + HNO3 = LiNO3 + NO2 + H2O =>
Li + 2 HNO3 = LiNO3 + NO2 + H2O
[Cu(NH3)4(H2O)2] + H2SO4 = (NH4)2SO4 + H + CuSO4 + H2O =>
[Cu(NH3)4(H2O)2] + 3 H2SO4 = 2(NH4)2SO4 + 2 H + CuSO4 + 2 H2O
Cl2(g) + NaF(aq) = NaCl + F2 =>
Cl2(g) + 2 NaF(aq) = 2 NaCl + F2
BaSO4 + Pb(NO3)2 = Ba(NO3)2 + PbSO4 =>
BaSO4 + Pb(NO3)2 = Ba(NO3)2 + PbSO4
Fe2(SO4)3 + Sr(NO3)2 = Fe2(NO3)2 + Sr(SO4)3 =>
Fe2(SO4)3 + Sr(NO3)2 = Fe2(NO3)2 + Sr(SO4)3
Cd + NaOH = Cd(OH) + Na =>
Cd + NaOH = Cd(OH) + Na
P4O10 + HNO3 = N2O5 + HPO3 =>
P4O10 + 4 HNO3 = 2 N2O5 + 4 HPO3
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