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3 Ra + 2 S = Ra3S2
BaO + Al = Al2O3 + Ba =>
3 BaO + 2 Al = Al2O3 + 3 Ba
H4As2O7 = As2O5 + H2O =>
H4As2O7 = As2O5 + 2 H2O
K + ZnCl = KZnCl =>
K + ZnCl = KZnCl
Na2S4O6*H2O + H2O2 = Na2SO4 + H2O + H2SO4 =>
Na2S4O6*H2O + 7 H2O2 = Na2SO4 + 5 H2O + 3 H2SO4
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
Na2S + HgBr2 = NaBr + HgS =>
Na2S + HgBr2 = 2 NaBr + HgS
Fr + F = FrF =>
Fr + F = FrF
K + H2O = H2 + KOH =>
2 K + 2 H2O = H2 + 2 KOH
NiC2O4*2H2O = NiCO3 + H2O + CO =>
NiC2O4*2H2O = NiCO3 + 2 H2O + CO
Pb(ClO3)2 + LiBr = PbBr2 + LiClO3 =>
Pb(ClO3)2 + 2 LiBr = PbBr2 + 2 LiClO3
K2CO3 + CuSO4 = K2SO4 + CuO + CO2 =>
K2CO3 + CuSO4 = K2SO4 + CuO + CO2
Co(NO3)2(aq) + Na2HPO4(aq) = NaNO3(aq) + CoHPO4(s) =>
Co(NO3)2(aq) + Na2HPO4(aq) = 2 NaNO3(aq) + CoHPO4(s)
NO + e + H2O = NO3{-} + H =>
NO + e + 2 H2O = NO3{-} + 4 H
KC8H504 + NaOH = KC8H404 + Na + H2O =>
KC8H504 + 100 NaOH = KC8H404 + 100 Na + 100 H2O
CuO + O = CuO2 =>
CuO + O = CuO2
C4H10 + Fe2O3 = CO2 + H2O + FeO =>
C4H10 + 13 Fe2O3 = 4 CO2 + 5 H2O + 26 FeO
CuS + O2 = CuO + SO =>
CuS + O2 = CuO + SO
Ni(NO3)2 + Na3PO4 = Ni3(PO4)2 + Na(NO3) =>
3 Ni(NO3)2 + 2 Na3PO4 = Ni3(PO4)2 + 6 Na(NO3)
CaCl2 + H2SO4(aq) = CaSO4 + HCl =>
CaCl2 + H2SO4(aq) = CaSO4 + 2 HCl
CaCO3 + NH4SO4 = NH4CO3 + CaSO4 =>
CaCO3 + NH4SO4 = NH4CO3 + CaSO4
Cl2 + Na2O = Na(ClO3)2 + NaCl =>
13 Cl2 + 12 Na2O = 2 Na(ClO3)2 + 22 NaCl
Cu{2}S + Fe = Cu + Fe{3}S =>
3 Cu{2}S + 2 Fe = 3 Cu + 2 Fe{3}S
C2H6 + O2 = CO2 + H2OH2O = H2 + O2 =>
2 C2H6 + 7 O2 = 4 CO2 + 3 H2OH2O
HI(aq) + CsOH(aq) = CsI(aq) + H2O(l) =>
HI(aq) + CsOH(aq) = CsI(aq) + H2O(l)
Pb(NO3)2 + FeCl2 = PbCl2 + Fe(NO3)2 =>
Pb(NO3)2 + FeCl2 = PbCl2 + Fe(NO3)2
SrO + MgO = MgSrO2 =>
SrO + MgO = MgSrO2
H2SO4 + CH3COONa = CH3COOH + NaHSO4 =>
H2SO4 + CH3COONa = CH3COOH + NaHSO4
NaOH + AgNO3 = NaNO3 + AgHO =>
NaOH + AgNO3 = NaNO3 + AgHO
NH2OH + H2O + Fe(OH2) = Fe(OH)3 + NH3 =>
3 NH2OH + H2O + 2 Fe(OH2) = 2 Fe(OH)3 + 3 NH3
Al3 + C2 + H3 + O2 = Al(C2H3O2)3 =>
Al3 + 9 C2 + 9 H3 + 9 O2 = 3 Al(C2H3O2)3
Ca(NO3)3 + NaOH = Ca(OH)3 + NaNO3 =>
Ca(NO3)3 + 3 NaOH = Ca(OH)3 + 3 NaNO3
C2H6 + Cl2 = HCl + C2Cl6 =>
C2H6 + 6 Cl2 = 6 HCl + C2Cl6
Ag + HNO3 = AgNO3 + N2O3 + H2O =>
4 Ag + 6 HNO3 = 4 AgNO3 + N2O3 + 3 H2O
Fe + CuSO3 = CuFe3SO3 =>
3 Fe + CuSO3 = CuFe3SO3
(AuCl4){-} + Cu = Au + Cl{-} + Cu{2+} =>
2(AuCl4){-} + 3 Cu = 2 Au + 8 Cl{-} + 3 Cu{2+}
K2Cr2O7 + H2SO4 + H2O2 = CrO5 + K2SO4 + H2O =>
K2Cr2O7 + H2SO4 + 4 H2O2 = 2 CrO5 + K2SO4 + 5 H2O
C6H5 + CH4 + HNO3 = C7H5N3O6 + H2O =>
20 C6H5 + 13 CH4 + 57 HNO3 = 19 C7H5N3O6 + 57 H2O
NO + NH3 = N2 + H2O =>
6 NO + 4 NH3 = 5 N2 + 6 H2O
KMnO4 + H2S + H2SO4 = MnSO4 + K2SO4S + H2O =>
2 KMnO4 + 2 H2S + 2 H2SO4 = 2 MnSO4 + K2SO4S + 4 H2O
MgO3 + Si = SiO2 + Mg =>
2 MgO3 + 3 Si = 3 SiO2 + 2 Mg
Fe3 + Cu(SO4)2 = Fe(SO4)2 + Cu2 =>
2 Fe3 + 6 Cu(SO4)2 = 6 Fe(SO4)2 + 3 Cu2
FeS + HCI = FeCI + HS =>
FeS + HCI = FeCI + HS
NaOH + SiO2 = H2O + Na6Si2O7 =>
6 NaOH + 2 SiO2 = 3 H2O + Na6Si2O7
Cd(s) + AgNO3(aq) = Cd(NO3)2(aq) + Ag(s) =>
Cd(s) + 2 AgNO3(aq) = Cd(NO3)2(aq) + 2 Ag(s)
*2Na + Cl = *2NaCl =>
*2Na + 2 Cl = *2NaCl
C2H2 + CO2 = H2O + C2 =>
4 C2H2 + 2 CO2 = 4 H2O + 5 C2
FeCl + AgPO = FePO + AgCl =>
FeCl + AgPO = FePO + AgCl
magnesium + coppernitrate = magnesiumnitrate + copper =>
Mg + Cu(NO3)2 = Mg(NO3)2 + Cu
Pb(NO3)2 + (NH4)2S = (NH4)2SO4 + PbO + N2O =>
Pb(NO3)2 + (NH4)2S = (NH4)2SO4 + PbO + N2O
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