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Équations chimiques équilibrées sur03/09/25

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AuH + NaOH = AuOH + NaH =>
AuH + NaOH = AuOH + NaH

CH3COCH3 + K2Cr2O7 + H2SO4 = CH3COOH + K2SO4 + Cr2(SO4)3 + H2O =>
6 CH3COCH3 + 4 K2Cr2O7 + 16 H2SO4 = 9 CH3COOH + 4 K2SO4 + 4 Cr2(SO4)3 + 16 H2O

Zn + AgI = ZnI2 + Ag =>
Zn + 2 AgI = ZnI2 + 2 Ag

Zn + HNO3 = Zn(NO3)2 + NO + H2O =>
3 Zn + 8 HNO3 = 3 Zn(NO3)2 + 2 NO + 4 H2O

Sr(C2H3O2)2(aq) + Li2SO4(aq) = SrSO4 + Li(C2H3O2) =>
Sr(C2H3O2)2(aq) + Li2SO4(aq) = SrSO4 + 2 Li(C2H3O2)

Na2SiO3 + KMnO4 = NaMnO4 + K2SiO3 =>
Na2SiO3 + 2 KMnO4 = 2 NaMnO4 + K2SiO3

(C)2(H)4 + (O)2 = (CO)2 + (H)2(O) =>
(C)2(H)4 + 2(O)2 = (CO)2 + 2(H)2(O)

MoO3 + H2 = Mo + H2O =>
MoO3 + 3 H2 = Mo + 3 H2O

C6H12O6 + S + C2H5NO2 = C16H18N2O4S + H2O + CO2 =>
7 C6H12O6 + 3 S + 6 C2H5NO2 = 3 C16H18N2O4S + 30 H2O + 6 CO2

C4H8(g) + O2(g) = CO2(g) + H2O =>
C4H8(g) + 6 O2(g) = 4 CO2(g) + 4 H2O

MgO2 + H2 = MgO + H2O =>
MgO2 + H2 = MgO + H2O

SiCl4(l) + H2O = SiO2 + HCl(aq) =>
SiCl4(l) + 2 H2O = SiO2 + 4 HCl(aq)

N(NH4)3 + Ba(OH)2 = N(OH)3 + Ba(NH4)2 =>
2 N(NH4)3 + 3 Ba(OH)2 = 2 N(OH)3 + 3 Ba(NH4)2

NaOH + ClO2 + H2O2 = H2O + NaClO3 =>
2 NaOH + 2 ClO2 + H2O2 = 2 H2O + 2 NaClO3

HNO3 + NI = HIO3 + NO2 + H2O =>
9 HNO3 + NI = HIO3 + 10 NO2 + 4 H2O

C2H6O2 + Na = C2H4O2Na2 + H2 =>
C2H6O2 + 2 Na = C2H4O2Na2 + H2

Ba(HCO3)2 + KHSO4 = BaSO4 + K2SO4 + H2O + CO2 =>
Ba(HCO3)2 + 2 KHSO4 = BaSO4 + K2SO4 + 2 H2O + 2 CO2

NH4Cl + Fe2O3 + H2O = FeCl3 + NH4OH =>
6 NH4Cl + Fe2O3 + 3 H2O = 2 FeCl3 + 6 NH4OH

CaC2 + HOH = C2H2 + Ca(OH)2 =>
CaC2 + 2 HOH = C2H2 + Ca(OH)2

C3H2 + H2SO4 = S2 + H2CO3 + H2O =>
6 C3H2 + 14 H2SO4 = 7 S2 + 18 H2CO3 + 2 H2O

C57H110O6(g) + O2(g) = CO2(g) + H2O(l) =>
2 C57H110O6(g) + 163 O2(g) = 114 CO2(g) + 110 H2O(l)

SiO2Na2CO3 = Na2(SiO3)CO2 =>
SiO2Na2CO3 = Na2(SiO3)CO2

Ag2O = Ag + O23 =>
23 Ag2O = 46 Ag + O23

HClO4(aq) + P4O10(s) = H3PO4 + Cl2O7(l) =>
12 HClO4(aq) + P4O10(s) = 4 H3PO4 + 6 Cl2O7(l)

H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4

HBr(aq) + NaHCO3 = NaBr(aq) + H2O(l) + CO2(g) =>
HBr(aq) + NaHCO3 = NaBr(aq) + H2O(l) + CO2(g)

C4H10 + O2 = O2H10 + C4 =>
C4H10 + O2 = O2H10 + C4

HBr + Cr2S3 = H2S + CrBr3 =>
6 HBr + Cr2S3 = 3 H2S + 2 CrBr3

CUSO4 + KI = CUI + I2 + K2SO4 =>
2 CUSO4 + 4 KI = 2 CUI + I2 + 2 K2SO4

Ni(ClO3) + Na(CO3) = Ni(CO3) + Na(ClO3) =>
Ni(ClO3) + Na(CO3) = Ni(CO3) + Na(ClO3)

FeO + CO + SO2 = FeS + CO2 =>
FeO + 3 CO + SO2 = FeS + 3 CO2

Na2CO3 + PbO = Na + PbO2 + CO2 =>
Na2CO3 + PbO = 2 Na + PbO2 + CO2

NH4NO2 + HCl = NH4Cl + HNO2 =>
NH4NO2 + HCl = NH4Cl + HNO2

KOH + H2CO3 = KHCO3 + H2O =>
KOH + H2CO3 = KHCO3 + H2O

K(aq) + Pb(NO3)2(aq) = Pb2(s) + KNO3(aq) =>
4 K(aq) + 2 Pb(NO3)2(aq) = Pb2(s) + 4 KNO3(aq)

(COOH)2 + NaOH = COONa + H2O =>
(COOH)2 + 2 NaOH = 2 COONa + 2 H2O

CH3CH2CHO + C6H3(NO2)2NHNH2 = C6H3(NO2)2NHNC(CH3)2 + H2O =>
CH3CH2CHO + C6H3(NO2)2NHNH2 = C6H3(NO2)2NHNC(CH3)2 + H2O

KOH + K4[Fe(CN)6] + Ce(NO3)4 = Fe(OH)3 + Ce(NO)3 + K2CO3 + KNO3 + H2O =>
243 KOH + 13 K4[Fe(CN)6] + 61 Ce(NO3)4 = 13 Fe(OH)3 + 61 Ce(NO)3 + 78 K2CO3 + 139 KNO3 + 102 H2O

C4H9OH + HNO3 + NaBr = C4H9Br + NaNO3 + H2O =>
C4H9OH + HNO3 + NaBr = C4H9Br + NaNO3 + H2O

IrCl4 + Ca(OH)2 = IrO2 + HCl + CaCl2 =>
IrCl4 + Ca(OH)2 = IrO2 + 2 HCl + CaCl2

NH2CH2COOH + H2O = NH2CH2COO + H3O =>
NH2CH2COOH + H2O = NH2CH2COO + H3O

CH3CH2OH + K2Cr2O7 + H2SO4 = CH3COOH + K2SO4Cr2(SO4)3 + H2O =>
3 CH3CH2OH + 2 K2Cr2O7 + 8 H2SO4 = 3 CH3COOH + 2 K2SO4Cr2(SO4)3 + 11 H2O

Ag2S(s) = Ag + S =>
Ag2S(s) = 2 Ag + S

K2Cr2O7 + NaNO2 + H2SO4 = NaNO3 + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 NaNO2 + 4 H2SO4 = 3 NaNO3 + Cr2(SO4)3 + K2SO4 + 4 H2O

(NH4)3Po4 + KClO3 = NH4ClO3 + K3Po4 =>
(NH4)3Po4 + 3 KClO3 = 3 NH4ClO3 + K3Po4

CH6N4O + O2 = CO2 + H2O + N2 =>
CH6N4O + 2 O2 = CO2 + 3 H2O + 2 N2

Mg + NiBr2 = Ni(s) + MgBr2(aq) =>
Mg + NiBr2 = Ni(s) + MgBr2(aq)

C2H2 + O2 = C2O2 + H202 =>
101 C2H2 + 101 O2 = 101 C2O2 + H202

HC2H302 + KNO2 = KC2H302 + HNO2 =>
HC2H302 + KNO2 = KC2H302 + HNO2

Cu2O + Cu2S = Cu + SO4 =>
4 Cu2O + Cu2S = 10 Cu + SO4

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