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Équations chimiques équilibrées sur01/11/25

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K3AlO3 + H2SO4 = K2SO4 + Al2(SO4)3 + H2O =>
2 K3AlO3 + 6 H2SO4 = 3 K2SO4 + Al2(SO4)3 + 6 H2O

Ca3(PO4)2 + H2SO4 = CaSO4 + H3PO4 =>
Ca3(PO4)2 + 3 H2SO4 = 3 CaSO4 + 2 H3PO4

H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2

Fe + HNO3 = Fe(NO3)3 + H2 =>
2 Fe + 6 HNO3 = 2 Fe(NO3)3 + 3 H2

O + CO3 = C2O8 =>
2 O + 2 CO3 = C2O8

CuSO4*5H2O + Na3C6H5O7*2H2O = CuC6H5NaO7 + Na2SO4 + H2O =>
CuSO4*5H2O + Na3C6H5O7*2H2O = CuC6H5NaO7 + Na2SO4 + 7 H2O

Nd2O3 + C + Cl2 = NdCl3 + CO =>
Nd2O3 + 3 C + 3 Cl2 = 2 NdCl3 + 3 CO

MoO6 + XeF2 = MoF6 + Xe2 + O2 =>
2 MoO6 + 6 XeF2 = 2 MoF6 + 3 Xe2 + 6 O2

Na2S(aq) + Mg(NO3)2(aq) = Mg(S)(aq) + Na(NO3)(aq) =>
Na2S(aq) + Mg(NO3)2(aq) = Mg(S)(aq) + 2 Na(NO3)(aq)

Cs2CO3 + H3PW7Mo5O40*12H2O = Cs2HPW7Mo5O40*12H2O + CO2 + H2O =>
Cs2CO3 + H3PW7Mo5O40*12H2O = Cs2HPW7Mo5O40*12H2O + CO2 + H2O

Ca3(PO4)2 + SiO2 + C2 = P4 + CaSiO3 + CO2 =>
4 Ca3(PO4)2 + 12 SiO2 + 5 C2 = 2 P4 + 12 CaSiO3 + 10 CO2

NaH2PO4 + Na2MoO4 + HNO3 = Na3PMo12O40 + NaNO3 + H2O =>
NaH2PO4 + 12 Na2MoO4 + 22 HNO3 = Na3PMo12O40 + 22 NaNO3 + 12 H2O

C + S = C5S3 =>
5 C + 3 S = C5S3

Pb(NO3)2 + NH4(OH) = Pb(OH)2 + NH4(NO3) =>
Pb(NO3)2 + 2 NH4(OH) = Pb(OH)2 + 2 NH4(NO3)

C6H5CH2OH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + C6H5COH + H2O =>
3 C6H5CH2OH + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 C6H5COH + 7 H2O

C10H11N5O6P + H2O + H = C5H10O4 + H3PO4 + C5H5N5 =>
C10H11N5O6P + 2 H2O + 3 H = C5H10O4 + H3PO4 + C5H5N5

Ba(NO2)2 + Cs2S = BaS + CsNO2 =>
Ba(NO2)2 + Cs2S = BaS + 2 CsNO2

Si3Li8 + Se2 = SiSe2 + Li2Se =>
Si3Li8 + 5 Se2 = 3 SiSe2 + 4 Li2Se

VO + H2 = V + H2O =>
VO + H2 = V + H2O

Cu2{+} + NH3 = [Cu(NH3)2]2{+} =>
Cu2{+} + 4 NH3 = [Cu(NH3)2]2{+}

P4 + O2 + H2O = H2PO4 =>
P4 + 6 O2 + 4 H2O = 4 H2PO4

FeO + KMnO4 + H2SO4 = Fe2O3 + MnSO4 + K2SO4 + H2O =>
10 FeO + 2 KMnO4 + 3 H2SO4 = 5 Fe2O3 + 2 MnSO4 + K2SO4 + 3 H2O

Fe(SO4)3 + Cu = Fe + Cu(SO4) =>
Fe(SO4)3 + 3 Cu = Fe + 3 Cu(SO4)

Fe(OH)3(s) + H2So4(aq) = Fe2(So4)3(aq) + H2O(g) =>
2 Fe(OH)3(s) + 3 H2So4(aq) = Fe2(So4)3(aq) + 6 H2O(g)

Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O

HgCl2 + NH3*H2O = HgNH2Cl + NH4Cl + H2O =>
HgCl2 + 2 NH3*H2O = HgNH2Cl + NH4Cl + 2 H2O

NiO + HBr = NiBr + OH =>
NiO + HBr = NiBr + OH

C6H12O6 + NaOH = C6H11O6Na + H2O =>
C6H12O6 + NaOH = C6H11O6Na + H2O

Mg + CO3 + H2O = Mg(OH)2 + CO2 =>
Mg + CO3 + H2O = Mg(OH)2 + CO2

Cu + H2SO4 = CuSO4 + H2S + H2O =>
4 Cu + 5 H2SO4 = 4 CuSO4 + H2S + 4 H2O

C2H2O4H2O + NaOH = Na2O4C2 + H2O =>
C2H2O4H2O + 2 NaOH = Na2O4C2 + 3 H2O

C6H14N4O2H2O = NH2CONH2C5H12N2O2 =>
C6H14N4O2H2O = NH2CONH2C5H12N2O2

CuO + CO2 + H2O = Cu2(OH)2CO3 =>
2 CuO + CO2 + H2O = Cu2(OH)2CO3

C2H5OH + H2SO4 + KMnO4 = CH3CHO + MnSO4 + K2SO4 + H2O =>
5 C2H5OH + 3 H2SO4 + 2 KMnO4 = 5 CH3CHO + 2 MnSO4 + K2SO4 + 8 H2O

HCOOH + O2 = H2O + CO2 =>
2 HCOOH + O2 = 2 H2O + 2 CO2

Cr + OH = CrO4 + H2O =>
Cr + 8 OH = CrO4 + 4 H2O

HNO3 + Na2SO4 = NaNO3 + H2O + SO3 =>
2 HNO3 + Na2SO4 = 2 NaNO3 + H2O + SO3

Ca(OH)2 + SO2 + H2O + O2 = CaSO4*2H2O =>
2 Ca(OH)2 + 2 SO2 + 2 H2O + O2 = 2 CaSO4*2H2O

PbN4O12 + Na2SO4 = Pb2S4O16 + NaNO3 =>
2 PbN4O12 + 4 Na2SO4 = Pb2S4O16 + 8 NaNO3

Pb(NO2)2 = PbO + N2 + O2 =>
2 Pb(NO2)2 = 2 PbO + 2 N2 + 3 O2

Cr2O5 + HCl = CrCl5 + H2O =>
Cr2O5 + 10 HCl = 2 CrCl5 + 5 H2O

CH3NH2O + NaOH = CH3NHNaO + H2O =>
CH3NH2O + NaOH = CH3NHNaO + H2O

ZnS + O2 = S + ZnO =>
2 ZnS + O2 = 2 S + 2 ZnO

Na(OH) + HClO3 = Na2(ClO3)2 + H2O =>
2 Na(OH) + 2 HClO3 = Na2(ClO3)2 + 2 H2O

C6H5COOK + H2SO4 = C6H5COOH + K2SO4 =>
2 C6H5COOK + H2SO4 = 2 C6H5COOH + K2SO4

K3[Cr(OH)6] + HBr = CrBr3 + KBr + H2O =>
K3[Cr(OH)6] + 6 HBr = CrBr3 + 3 KBr + 6 H2O

FeCl2 + KMnO4 + H2SO4 = Fe2(SO4)3 + Cl2 + KCl + MnCl2 + H2O =>
16 FeCl2 + 6 KMnO4 + 24 H2SO4 = 8 Fe2(SO4)3 + 7 Cl2 + 6 KCl + 6 MnCl2 + 24 H2O

Ba(NO3)2(aq) + H2SO4(aq) = BaSO4 + HNO3 =>
Ba(NO3)2(aq) + H2SO4(aq) = BaSO4 + 2 HNO3

NO + P4 = P6O4 + N2 =>
8 NO + 3 P4 = 2 P6O4 + 4 N2

C6H6C2H5OH = C8H10H2O =>
C6H6C2H5OH = C8H10H2O

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