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Équations chimiques équilibrées sur05/27/25

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Li2CO3(aq) + HCl(aq) = LiCl(aq) + CO2(g) + H2O(l) =>
Li2CO3(aq) + 2 HCl(aq) = 2 LiCl(aq) + CO2(g) + H2O(l)

Na(s) + H2O(l) = NaOH2(aq) =>
Na(s) + H2O(l) = NaOH2(aq)

PbC2H3O + AlSO4 = PbSO4 + AlC2H3O =>
PbC2H3O + AlSO4 = PbSO4 + AlC2H3O

H3AsO4 + {-} + H{+} = AsH3 + H2O =>
H3AsO4 + 8e + 8 H{+} = AsH3 + 4 H2O

NaOH + BaCO3 = Na2CO3 + Ba(OH)2 =>
2 NaOH + BaCO3 = Na2CO3 + Ba(OH)2

HCl + CO2 = HClO2 + C =>
HCl + CO2 = HClO2 + C

Pb(OH)2 + H2SiO3 = (PbOH)2SiO3 + H2O =>
2 Pb(OH)2 + H2SiO3 = (PbOH)2SiO3 + 2 H2O

KO2 + CO2 = K2C3O + O3 =>
2 KO2 + 3 CO2 = K2C3O + 3 O3

CH2OHCH2CH2CH3 + Na = CH2ONaCH2CH2CH3 + H2 =>
2 CH2OHCH2CH2CH3 + 2 Na = 2 CH2ONaCH2CH2CH3 + H2

Mn(OH)2 = MnOH2O =>
Mn(OH)2 = MnOH2O

Ca(MnO4) + HCl = CaCl + MnCl + H2O + Cl =>
Ca(MnO4) + 8 HCl = CaCl + MnCl + 4 H2O + 6 Cl

C10H34O2 + O2 = CO2 + H2O =>
2 C10H34O2 + 35 O2 = 20 CO2 + 34 H2O

KHCO3 + H3PO4 = CO2 + H2O + K2HPO4 =>
2 KHCO3 + H3PO4 = 2 CO2 + 2 H2O + K2HPO4

Al + KOH = KAlO2 + K2O + H2 =>
2 Al + 6 KOH = 2 KAlO2 + 2 K2O + 3 H2

Al + Cu(NO3)2 = Al(NO3)3 + Cu =>
2 Al + 3 Cu(NO3)2 = 2 Al(NO3)3 + 3 Cu

AgNO3 + K3PO4 = Ag3PO4 + KNO3 =>
3 AgNO3 + K3PO4 = Ag3PO4 + 3 KNO3

C5H8O + O2 = CO2 + H2O =>
2 C5H8O + 13 O2 = 10 CO2 + 8 H2O

HN3 + O2 = N2 + H2O =>
4 HN3 + O2 = 6 N2 + 2 H2O

CaCO3 + H3AsO4 = Ca3(AsO4)2 + H2O + CO2 =>
3 CaCO3 + 2 H3AsO4 = Ca3(AsO4)2 + 3 H2O + 3 CO2

NaNO3 + Zn + NaOH = NO + Na2ZnO2 + H2O =>
2 NaNO3 + 3 Zn + 4 NaOH = 2 NO + 3 Na2ZnO2 + 2 H2O

Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O

Ba(NO3)2 + K2SiO3 = BaSiO3 + KNO3 =>
Ba(NO3)2 + K2SiO3 = BaSiO3 + 2 KNO3

C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O

B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr

Pb + CH3COOH + O2 = Pb(CH3COO)2 + H2O =>
2 Pb + 4 CH3COOH + O2 = 2 Pb(CH3COO)2 + 2 H2O

Cr2O3 + Ca(ClO)Cl + NaOH = Na2CrO4 + CaCl2 + H2O =>
Cr2O3 + 3 Ca(ClO)Cl + 4 NaOH = 2 Na2CrO4 + 3 CaCl2 + 2 H2O

AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3

BaCl2 + AgNO3 = AgCl + Ba(NO3)2 =>
BaCl2 + 2 AgNO3 = 2 AgCl + Ba(NO3)2

ZnNO3 + HNO3 = Zn(NO3)2 + N2O + H2O =>
8 ZnNO3 + 10 HNO3 = 8 Zn(NO3)2 + N2O + 5 H2O

K2MnO4 + Na2SO3 + H2O = MnO2 + K2SO4 + NaOH =>
K2MnO4 + Na2SO3 + H2O = MnO2 + K2SO4 + 2 NaOH

HNO3 + P4S3 = H3PO4 + H2SO4 + NO2 + H2O =>
38 HNO3 + P4S3 = 4 H3PO4 + 3 H2SO4 + 38 NO2 + 10 H2O

Zn + Ba(OH)2 + H2O = Ba[Zn(OH)4] + H2 =>
Zn + Ba(OH)2 + 2 H2O = Ba[Zn(OH)4] + H2

NI = N2 + I2 =>
2 NI = N2 + I2

CH3(CH2)3OH(l) + O2(g) = CO2 + H2O =>
CH3(CH2)3OH(l) + 6 O2(g) = 4 CO2 + 5 H2O

K2Cr2O7 + SnCl2 + HCl = SnCl4 + KCl + CrCl3 + H2O =>
K2Cr2O7 + 3 SnCl2 + 14 HCl = 3 SnCl4 + 2 KCl + 2 CrCl3 + 7 H2O

Al2(SO4)3 + Cu(NO3)2 = Al(NO3)3 + Cu(SO4) =>
Al2(SO4)3 + 3 Cu(NO3)2 = 2 Al(NO3)3 + 3 Cu(SO4)

Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O

NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O

KClO3 + I2 = ICl3 + KI + O =>
3 KClO3 + 2 I2 = ICl3 + 3 KI + 9 O

HNO2 + K(MnO4) + H2SO4 = Mn(SO4) + HNO3 + K2(SO4) + H2O =>
5 HNO2 + 2 K(MnO4) + 3 H2SO4 = 2 Mn(SO4) + 5 HNO3 + K2(SO4) + 3 H2O

Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O

C + HO = CHO =>
C + HO = CHO

(NH3OH)Cl + K2Cr2O7 + H2SO4 = N2 + K2SO4 + Cr2(SO4)3 + H2O + HCl =>
6(NH3OH)Cl + K2Cr2O7 + 4 H2SO4 = 3 N2 + K2SO4 + Cr2(SO4)3 + 13 H2O + 6 HCl

CH3CH2Cl + Br = CH3CH2Br + Cl =>
CH3CH2Cl + Br = CH3CH2Br + Cl

FeC2O4(H2O)2 + H2O2 + K2C2O4H2O = K3[Fe(C2O4)3](H2O)3 + Fe(OH)3 + H2O =>
6 FeC2O4(H2O)2 + 3 H2O2 + 6 K2C2O4H2O = 4 K3[Fe(C2O4)3](H2O)3 + 2 Fe(OH)3 + 6 H2O

Bi(NO3)3*5H2O + Fe(NO3)3*9H2O + C4H6O6 = BiFeO3 + H2O + CO2 + NO2 =>
5 Bi(NO3)3*5H2O + 5 Fe(NO3)3*9H2O + 3 C4H6O6 = 5 BiFeO3 + 79 H2O + 12 CO2 + 30 NO2

K2S + H2SO4 = K2SO4 + H2S =>
K2S + H2SO4 = K2SO4 + H2S

CH3CHOHCH3 + K = CH3CHOKCH3 + H2 =>
2 CH3CHOHCH3 + 2 K = 2 CH3CHOKCH3 + H2

Fe{2+} + H{+} + NO3{-} = Fe{3+} + NO + H2O =>
3 Fe{2+} + 4 H{+} + NO3{-} = 3 Fe{3+} + NO + 2 H2O

CaHPO4*2H2O + Ca(OH)2 = Ca8H2(PO4)6*5H2O + H2O =>
6 CaHPO4*2H2O + 2 Ca(OH)2 = Ca8H2(PO4)6*5H2O + 11 H2O

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