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Équations chimiques équilibrées sur07/22/25

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[Cu(NH3)4]Cl2 + NaOH = Cu(OH)2 + NaCl + NH3 =>
[Cu(NH3)4]Cl2 + 2 NaOH = Cu(OH)2 + 2 NaCl + 4 NH3

CuCl2 + MgO = CuO + MgCl2 =>
CuCl2 + MgO = CuO + MgCl2

K2Cr2O7 + CH3CH2OH = K2Cr2O5 + CH3COOH + H2O =>
K2Cr2O7 + CH3CH2OH = K2Cr2O5 + CH3COOH + H2O

BaF2 + Na(NO3) = Ba(NO3) + F2Na =>
BaF2 + Na(NO3) = Ba(NO3) + F2Na

NH4Br + KBrO3 + H2SO4 = N2(g) + Br2(g) + K2SO4 + H2O =>
10 NH4Br + 8 KBrO3 + 4 H2SO4 = 5 N2(g) + 9 Br2(g) + 4 K2SO4 + 24 H2O

(NaCl) + AgNO3 = AgCl + NaNO3 =>
(NaCl) + AgNO3 = AgCl + NaNO3

HClO4 + Mg(OH)2 = Mg(ClO4)2 + H2O =>
2 HClO4 + Mg(OH)2 = Mg(ClO4)2 + 2 H2O

Al + CuCl2*2H2O = Cu + H2O + AlCl3 =>
2 Al + 3 CuCl2*2H2O = 3 Cu + 6 H2O + 2 AlCl3

Au + HNo3 = AuNo3 + H2 =>
2 Au + 2 HNo3 = 2 AuNo3 + H2

FeCl3 + NaHCO3 = Fe(HCO3)3 + NaCl =>
FeCl3 + 3 NaHCO3 = Fe(HCO3)3 + 3 NaCl

PtO4H4 + H2SO4 = PtS2O8 + H2O =>
PtO4H4 + 2 H2SO4 = PtS2O8 + 4 H2O

HCl + Al = H2 + Al3Cl3 =>
6 HCl + 6 Al = 3 H2 + 2 Al3Cl3

H2S + Na = H2Na + S =>
H2S + Na = H2Na + S

NH4Cl + Hg2(CH3COO)2 = Hg2Cl2 + CH3COONH4 =>
2 NH4Cl + Hg2(CH3COO)2 = Hg2Cl2 + 2 CH3COONH4

Ca(HS)2 + HI = CaI2 + H2S =>
Ca(HS)2 + 2 HI = CaI2 + 2 H2S

Pb(HCO3)4 + Co3N2 = Pb3N4 + Co(HCO3)2 =>
3 Pb(HCO3)4 + 2 Co3N2 = Pb3N4 + 6 Co(HCO3)2

C8H9NH2 + O2 = CO2 + NO + H2O =>
4 C8H9NH2 + 45 O2 = 32 CO2 + 4 NO + 22 H2O

H2 + CCl4 = HCl + CH4 =>
4 H2 + CCl4 = 4 HCl + CH4

Na2SO4 + CO2 + H2O = Na2CO3 + H2SO4 =>
Na2SO4 + CO2 + H2O = Na2CO3 + H2SO4

C6H4(NH2)COOH + (CH3CO)2O = C9H9NO3 + C2H4O2 =>
C6H4(NH2)COOH + (CH3CO)2O = C9H9NO3 + C2H4O2

Fe + SNCl2 = FeNCl2 + S =>
Fe + SNCl2 = FeNCl2 + S

HCl + Ca(OH)2 = CaCl2 + HOH =>
2 HCl + Ca(OH)2 = CaCl2 + 2 HOH

Mg + K = MgK =>
Mg + K = MgK

C2H8N2 + CO2 = C3H6N2O + H2O =>
C2H8N2 + CO2 = C3H6N2O + H2O

Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe

C6H4(NH2)COONa + NaOH = C6H7N + Na2CO3 =>
C6H4(NH2)COONa + NaOH = C6H7N + Na2CO3

Al + Sn(CO3)2 = Al2(CO3)3 + Sn =>
4 Al + 3 Sn(CO3)2 = 2 Al2(CO3)3 + 3 Sn

NH4Br + KBrO3 + H2SO4 = N2 + Br2 + K2SO4 + H2O =>
10 NH4Br + 8 KBrO3 + 4 H2SO4 = 5 N2 + 9 Br2 + 4 K2SO4 + 24 H2O

SbOCl + H2S = Sb2S3 + HCl + H2O =>
2 SbOCl + 3 H2S = Sb2S3 + 2 HCl + 2 H2O

Fe + CrO4 = Fe2CrO4 =>
2 Fe + CrO4 = Fe2CrO4

Ni + V = Ni92V8 =>
92 Ni + 8 V = Ni92V8

NH4BrNaOH = NaBrNH3H2O =>
NH4BrNaOH = NaBrNH3H2O

Sb + Cl2 = SbCl3 =>
2 Sb + 3 Cl2 = 2 SbCl3

ClO4 + H2 = HClO4 =>
2 ClO4 + H2 = 2 HClO4

SN + O2 = SNO3 =>
2 SN + 3 O2 = 2 SNO3

F2 + PbCl2 = Pb + F2Cl =>
2 F2 + PbCl2 = Pb + 2 F2Cl

NaOH + H3BO3 = NaBO2 + H2O =>
NaOH + H3BO3 = NaBO2 + 2 H2O

Al2O3 + H3PO4 = AlPO4 + H2O =>
Al2O3 + 2 H3PO4 = 2 AlPO4 + 3 H2O

C2H5OH + KCl = C2H5OK + HCl =>
C2H5OH + KCl = C2H5OK + HCl

CH3OH = CO1 + H =>
CH3OH = CO1 + 4 H

CaC2O4 + Fe(OH)2 = FeC2O4 + Ca(OH)2 =>
CaC2O4 + Fe(OH)2 = FeC2O4 + Ca(OH)2

RCOONa + MgCl2 = (RCOO)2Mg + NaCl =>
2 RCOONa + MgCl2 = (RCOO)2Mg + 2 NaCl

Al2O3*3H2O + NaOH = NaAlO2 + H2O =>
Al2O3*3H2O + 2 NaOH = 2 NaAlO2 + 4 H2O

H2SO4 + HCl = SO2Cl2 + H2O =>
H2SO4 + 2 HCl = SO2Cl2 + 2 H2O

HCl + Na2CrO4 = Na2Cl + HCrO4 =>
HCl + Na2CrO4 = Na2Cl + HCrO4

AgNO3(aq) + CuSO4 = AgSO4(s) + CuNO3(aq) =>
AgNO3(aq) + CuSO4 = AgSO4(s) + CuNO3(aq)

CH3COOH + Na2CO3 = (CH3COO)Na + H2CO3 =>
2 CH3COOH + Na2CO3 = 2(CH3COO)Na + H2CO3

C4H9OH + CH3COOH = CH3COOC4H9 + H2O =>
C4H9OH + CH3COOH = CH3COOC4H9 + H2O

ICl2 + AlI3 = AlCl3 + I2 =>
6 ICl2 + 4 AlI3 = 4 AlCl3 + 9 I2

C2H2 + KMnO4 + H2SO4 = H2C2O4 + MnSO4 + K2SO4 + H2O =>
5 C2H2 + 8 KMnO4 + 12 H2SO4 = 5 H2C2O4 + 8 MnSO4 + 4 K2SO4 + 12 H2O

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