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Équations chimiques équilibrées sur02/09/25

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Li2S + FeI2 = LiI + FeS =>
Li2S + FeI2 = 2 LiI + FeS

AlCl3(aq) + NaOH(aq) = Al(OH)3(s) + NaCl(aq) =>
AlCl3(aq) + 3 NaOH(aq) = Al(OH)3(s) + 3 NaCl(aq)

Li2CO3 + AgCH3COO = Ag2CO3 + LiCH3COO =>
Li2CO3 + 2 AgCH3COO = Ag2CO3 + 2 LiCH3COO

P2S3 + K2Cr2O7 + H2SO4 = H3PO4 + Cr2(SO4)3 + H2O + K2SO4 =>
3 P2S3 + 14 K2Cr2O7 + 47 H2SO4 = 6 H3PO4 + 14 Cr2(SO4)3 + 38 H2O + 14 K2SO4

Hg2(NO3)2 + NaCl = HgCl2 + Na2NO3 =>
Hg2(NO3)2 + 4 NaCl = 2 HgCl2 + 2 Na2NO3

KBr(s) + HCl(aq) + NaOCl(aq) = Br2(aq) + NaCl(aq) + H2O(l) + KClO3(aq) =>
2 KBr(s) + 2 HCl(aq) + 7 NaOCl(aq) = Br2(aq) + 7 NaCl(aq) + H2O(l) + 2 KClO3(aq)

CaO + SO3 = CaSO4 =>
CaO + SO3 = CaSO4

Ni + Cu2{+} = Ni2{+} + Cu =>
2 Ni + Cu2{+} = Ni2{+} + 2 Cu

HReO4 + Ca(OH)2 = Ca(ReO4)2 + H2O =>
2 HReO4 + Ca(OH)2 = Ca(ReO4)2 + 2 H2O

C2H4O2 + CsOH = CsCH3CO2 + H2O =>
C2H4O2 + CsOH = CsCH3CO2 + H2O

BaSO4 + KMnO4 = K2SO4 + Ba(MnO4)2 =>
BaSO4 + 2 KMnO4 = K2SO4 + Ba(MnO4)2

Ca(OH)2 + Na2CO3 = CaCO3 + NaOH =>
Ca(OH)2 + Na2CO3 = CaCO3 + 2 NaOH

KOH + Cl2 = KCl + KClO4 + H2O =>
8 KOH + 4 Cl2 = 7 KCl + KClO4 + 4 H2O

Al2O3 + P2O5 = Al(PO3)3 =>
Al2O3 + 3 P2O5 = 2 Al(PO3)3

Cu2NO3 + Zn = ZnNO3 + Cu =>
Cu2NO3 + Zn = ZnNO3 + 2 Cu

Al + N2 = NAl =>
2 Al + N2 = 2 NAl

CH3COOH + NH3 = H2NCH2COOH + NH4 =>
CH3COOH + 3 NH3 = H2NCH2COOH + 2 NH4

Na2SO4 + NH3 = Na3N + H2SO4 =>
3 Na2SO4 + 2 NH3 = 2 Na3N + 3 H2SO4

H2PHO3 + H2O = H3PO4 + H =>
H2PHO3 + H2O = H3PO4 + 2 H

NaOH(s) + CuSO4(s) = Na2SO4 + Cu(OH)2 =>
2 NaOH(s) + CuSO4(s) = Na2SO4 + Cu(OH)2

FeS(s) + HCl(aq) = FeCl2(aq) + H2S(g) =>
FeS(s) + 2 HCl(aq) = FeCl2(aq) + H2S(g)

KI + KBrO3 + HCl = I2 + KBr + KCl + H2O =>
6 KI + KBrO3 + 6 HCl = 3 I2 + KBr + 6 KCl + 3 H2O

GaH3 + C5H5N = GaN + C5H8 =>
GaH3 + C5H5N = GaN + C5H8

CO + O2 = CO2 =>
2 CO + O2 = 2 CO2

WO3 + SnCl2 + HCl = H2[SnCl6] + W3O8H2O =>
3 WO3 + SnCl2 + 4 HCl = H2[SnCl6] + W3O8H2O

Al3 + AgNO3 = Al(NO3) + Ag =>
Al3 + 3 AgNO3 = 3 Al(NO3) + 3 Ag

Mg(s) + CuCl2(aq) = MgCl2(aq) + Cu(s) =>
Mg(s) + CuCl2(aq) = MgCl2(aq) + Cu(s)

Na2CO3(aq) + Ca(NO3)2(aq) = NaNO3(aq) + CaCO3(s) =>
Na2CO3(aq) + Ca(NO3)2(aq) = 2 NaNO3(aq) + CaCO3(s)

C17H35COOK + H2SO4 = C17H35COOH + K2SO4 =>
2 C17H35COOK + H2SO4 = 2 C17H35COOH + K2SO4

Na2SnF6 + NaOH = Sn(OH)4 + NaF =>
Na2SnF6 + 4 NaOH = Sn(OH)4 + 6 NaF

H + B = H8B =>
8 H + B = H8B

CH3OH + OH = CH3O + H2O =>
CH3OH + OH = CH3O + H2O

CH4 + NH2 = HCN + H2 =>
2 CH4 + 2 NH2 = 2 HCN + 5 H2

H3PO4 + NaOH = H2O + H2 + NaPO4 =>
H3PO4 + NaOH = H2O + H2 + NaPO4

KMnO4 + C3H6 + HCl = C3H7O2 + MnO2 + KCl =>
KMnO4 + C3H6 + HCl = C3H7O2 + MnO2 + KCl

K2Cr2O7 + SNCl2 + HCl = CrCl3 + KCl + H2O + SNCl4 =>
K2Cr2O7 + 3 SNCl2 + 14 HCl = 2 CrCl3 + 2 KCl + 7 H2O + 3 SNCl4

CH4 + NCl4 = H6 + N2 + CCl4 =>
6 CH4 + 6 NCl4 = 4 H6 + 3 N2 + 6 CCl4

Ca(OH)2(aq) + (NH4)2SO4(aq) = CaSO4(s) + NH3(g) + H2O =>
Ca(OH)2(aq) + (NH4)2SO4(aq) = CaSO4(s) + 2 NH3(g) + 2 H2O

C6H5CH3 + CH3Br = C6H4CH3CH3 + HBr =>
C6H5CH3 + CH3Br = C6H4CH3CH3 + HBr

NaSiO4 + HCl = NaCl + HSiO4 =>
NaSiO4 + HCl = NaCl + HSiO4

K + CH3COOH = C2H3KO2 + H2 =>
2 K + 2 CH3COOH = 2 C2H3KO2 + H2

C3H7OH = C9H12 + C5H12 + H2O =>
8 C3H7OH = C9H12 + 3 C5H12 + 8 H2O

MnCO3 + O2 = CO2 + MnO2 =>
2 MnCO3 + O2 = 2 CO2 + 2 MnO2

C3H7COOH + K2CO3 = H2O + CO2 + C3H5KO2 =>
7 C3H7COOH + 5 K2CO3 = 3 H2O + 3 CO2 + 10 C3H5KO2

Na2Co3(aq) + CaCl2*2H2O(aq) = CaCo3(s) + NaCl(aq) + H2O =>
Na2Co3(aq) + CaCl2*2H2O(aq) = CaCo3(s) + 2 NaCl(aq) + 2 H2O

LiSO3 = Li + SO3 =>
LiSO3 = Li + SO3

NaNO3 + MgCl2 = NaCl2 + MgNO3 =>
NaNO3 + MgCl2 = NaCl2 + MgNO3

Na3PO4 + H2SO4 = H3PO4 + Na2SO4 =>
2 Na3PO4 + 3 H2SO4 = 2 H3PO4 + 3 Na2SO4

Zn2 + H2SO4 = H2 + Zn(SO4) =>
Zn2 + 2 H2SO4 = 2 H2 + 2 Zn(SO4)

AgBr + NH3 = Ag + HBr + N2 =>
6 AgBr + 2 NH3 = 6 Ag + 6 HBr + N2

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