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Équations chimiques équilibrées sur01/30/25

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CH2ClCH2Cl + NaOH = CH2OHCH2OH + NaCl =>
CH2ClCH2Cl + 2 NaOH = CH2OHCH2OH + 2 NaCl

C3H5(OCOC17H35)3 + NaOH = C3H5(OH)3 + C17H35COONa =>
C3H5(OCOC17H35)3 + 3 NaOH = C3H5(OH)3 + 3 C17H35COONa

W2N + O2 = WO3 + N2 =>
2 W2N + 6 O2 = 4 WO3 + N2

NiBr2 + NH3*H2O = [Ni(NH3)6]Br2 + H2O =>
NiBr2 + 6 NH3*H2O = [Ni(NH3)6]Br2 + 6 H2O

MnO4{-} + Cl2 + H{+} + H2O = Mn{2+} + HClO =>
2 MnO4{-} + 5 Cl2 + 6 H{+} + 2 H2O = 2 Mn{2+} + 10 HClO

H2SO3 + Al(OH)3 = H2O + O2 + SAl2H3 =>
4 H2SO3 + 8 Al(OH)3 = 10 H2O + 13 O2 + 4 SAl2H3

FeCl3(aq) + K2SO4(aq) = Fe2(SO4)3 + KCl =>
2 FeCl3(aq) + 3 K2SO4(aq) = Fe2(SO4)3 + 6 KCl

Br2 + FeI3 = BrFe + I3 =>
Br2 + 2 FeI3 = 2 BrFe + 2 I3

Al2(SO4)3 + MgCrO4 = Al2(CrO4)3 + MgSO4 =>
Al2(SO4)3 + 3 MgCrO4 = Al2(CrO4)3 + 3 MgSO4

FeI2 + Ba(OH)2 = Fe(OH)2 + BaI2 =>
FeI2 + Ba(OH)2 = Fe(OH)2 + BaI2

K2CrO4 = K{+} + CrO4{2-} =>
K2CrO4 = 2 K{+} + CrO4{2-}

Fe + ClO4{-} + H{+} = Cl2 + Fe{+3} + H2O =>
14 Fe + 6 ClO4{-} + 48 H{+} = 3 Cl2 + 14 Fe{+3} + 24 H2O

CH3CHO + Ca(OH)2 = CH3COOH + CaO + H2 =>
CH3CHO + Ca(OH)2 = CH3COOH + CaO + H2

NO2 + CaO = Ca(NO3)2 + NO =>
3 NO2 + CaO = Ca(NO3)2 + NO

CH3COOH + CaCO3 = CH3COOHCa + CO2 + H2O =>
5 CH3COOH + 4 CaCO3 = 4 CH3COOHCa + 6 CO2 + 2 H2O

Fe{+3} + C204{-2} = Fe(C204)3{-3} =>
Fe{+3} + 3 C204{-2} = Fe(C204)3{-3}

CuSO4(aq)Pb(NO3)2(aq) = Cu(NO3)2(aq) + PbSO4(s) =>
CuSO4(aq)Pb(NO3)2(aq) = Cu(NO3)2(aq) + PbSO4(s)

FeCl3 + H3PO4 = Fe(PO4) + HCl =>
FeCl3 + H3PO4 = Fe(PO4) + 3 HCl

N2H5 + N2O5 = N2 + H2O =>
2 N2H5 + N2O5 = 3 N2 + 5 H2O

Mg + P2 = MgP2 =>
Mg + P2 = MgP2

Li2CO3 + (NH4)2HPO4 + Fe3O4 + C6H8O7H2O = LiFePO4 + CO2 + H2O + NH3 =>
27 Li2CO3 + 54(NH4)2HPO4 + 18 Fe3O4 + 2 C6H8O7H2O = 54 LiFePO4 + 39 CO2 + 91 H2O + 108 NH3

CH3COOH + HCl = CH2COOHCl + H =>
CH3COOH + HCl = CH2COOHCl + 2 H

C7H10OH + O2 = CO2 + H2O =>
4 C7H10OH + 37 O2 = 28 CO2 + 22 H2O

CuCl2*H2O + Na2H2EDTA = H4CuEDTA + NaCl + O2 =>
2 CuCl2*H2O + 2 Na2H2EDTA = 2 H4CuEDTA + 4 NaCl + O2

FeCl3 + NH4OH = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH4OH = Fe(OH)3 + 3 NH4Cl

[Fe(SCN)3] + Na2S2O3 = Na[Fe(SCN)3] + S4O6 =>
4[Fe(SCN)3] + 2 Na2S2O3 = 4 Na[Fe(SCN)3] + S4O6

Cl2(g) + NaBr(s) = NaCl(s) + Br2(i) =>
Cl2(g) + 2 NaBr(s) = 2 NaCl(s) + Br2(i)

KMnO4 + NO2 + H2O = KNO3 + HNO3 + MnO2 =>
KMnO4 + 3 NO2 + H2O = KNO3 + 2 HNO3 + MnO2

Cu + H2SO4 = (Cu2)2SO4 + H2O + SO2 =>
4 Cu + 2 H2SO4 = (Cu2)2SO4 + 2 H2O + SO2

Cu(OH)2 + HNO3 = Cu(NO3)2 + H2O =>
Cu(OH)2 + 2 HNO3 = Cu(NO3)2 + 2 H2O

MnO2 + H2SO4 + H2C2O4 = MnSO4 + CO4 + H2O =>
5 MnO2 + 5 H2SO4 + H2C2O4 = 5 MnSO4 + 2 CO4 + 6 H2O

CuCl2(aq) + NaOH = NaCl + Cu(OH)2 =>
CuCl2(aq) + 2 NaOH = 2 NaCl + Cu(OH)2

Fe(OH)3 + NH3 + C6H8O7*H2O = (NH4)5[Fe(C6H4O7)2] + H2O =>
Fe(OH)3 + 5 NH3 + 2 C6H8O7*H2O = (NH4)5[Fe(C6H4O7)2] + 5 H2O

Zn + Pt(NO3)3 = ZnNO3 + Pt =>
3 Zn + Pt(NO3)3 = 3 ZnNO3 + Pt

Cl2 + NaHO = NaCl + NaClO + H2O =>
Cl2 + 2 NaHO = NaCl + NaClO + H2O

NH3(g) + CO2(g) = CN2H4O(s) + H2O =>
2 NH3(g) + CO2(g) = CN2H4O(s) + H2O

CuO + CH3COOCH2CH2CH2CH3 = Cu + CO + H2O =>
10 CuO + CH3COOCH2CH2CH2CH3 = 10 Cu + 6 CO + 6 H2O

Ce{3+} + I{-} = CeI3 =>
Ce{3+} + 3 I{-} = CeI3

NaHCO3 + C17H33COOH = NaC17H33COOH + H2O + CO2 =>
102 NaHCO3 + 103 C17H33COOH = 102 NaC17H33COOH + 68 H2O + 120 CO2

BaCl2 + Li3Po4 = LiCl + Ba3(Po4)2 =>
3 BaCl2 + 2 Li3Po4 = 6 LiCl + Ba3(Po4)2

Ca(ClO4)2 + KCl = CaCl2 + KClO4 =>
Ca(ClO4)2 + 2 KCl = CaCl2 + 2 KClO4

NI + CUSO4 = CU + NISO4 =>
NI + CUSO4 = CU + NISO4

N2O3 + Zn(OH)2 = Zn(NO2)2 + HOH =>
N2O3 + Zn(OH)2 = Zn(NO2)2 + HOH

C5H11 + H2O = C5H11OH + H2 =>
2 C5H11 + 2 H2O = 2 C5H11OH + H2

H3PO4 = H2 + PO4 =>
2 H3PO4 = 3 H2 + 2 PO4

NaClO + NH3 = NCl3 + NaOH =>
3 NaClO + NH3 = NCl3 + 3 NaOH

O2 + Br2 = BrO2 =>
2 O2 + Br2 = 2 BrO2

HClO + Al = H2 + Al(ClO)3 =>
6 HClO + 2 Al = 3 H2 + 2 Al(ClO)3

C10H15NO + NaClO3 = C10H13NO + NaCl + H2O =>
3 C10H15NO + NaClO3 = 3 C10H13NO + NaCl + 3 H2O

HgNO3 + KI = KNO3 + Hg2I2 =>
2 HgNO3 + 2 KI = 2 KNO3 + Hg2I2

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