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Équations chimiques équilibrées sur12/23/24

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KBr = K0 + Br20 =>
20 KBr = 20 K0 + Br20

NH4C2H3O2 + NaOH = NH3 + H2O + NaC2H3O2 =>
NH4C2H3O2 + NaOH = NH3 + H2O + NaC2H3O2

C5H11OH + H2SO4 = CH3 + CO2 + SO2 =>
10 C5H11OH + 3 H2SO4 = 42 CH3 + 8 CO2 + 3 SO2

KMnO4 + Na2S + KOH = K2MnO4 + Na2SO4 + H2O =>
8 KMnO4 + Na2S + 8 KOH = 8 K2MnO4 + Na2SO4 + 4 H2O

Pb4O2 = Pb4 + O2 =>
Pb4O2 = Pb4 + O2

O2 + Cl2 = ClO4 =>
4 O2 + Cl2 = 2 ClO4

K2O + IO + H2SO4 = KSO4 + H2O + I =>
K2O + IO + 2 H2SO4 = 2 KSO4 + 2 H2O + I

Cr(CH3CO2)3(aq) + KOH(aq) = Cr(OH)3 + KCH3CO2 =>
Cr(CH3CO2)3(aq) + 3 KOH(aq) = Cr(OH)3 + 3 KCH3CO2

KMnO4 + C6H10 + H2SO4 = K2SO4 + MnSO4 + C6H10O4 + H2O =>
8 KMnO4 + 5 C6H10 + 12 H2SO4 = 4 K2SO4 + 8 MnSO4 + 5 C6H10O4 + 12 H2O

H2SO4 + C2H4O2 + KMnO4 = MnO + K2SO4 + CO2 + H2O =>
4 H2SO4 + 5 C2H4O2 + 8 KMnO4 = 8 MnO + 4 K2SO4 + 10 CO2 + 14 H2O

Mn + K2S2O8 = MnO4 + K + SO2 =>
Mn + K2S2O8 = MnO4 + 2 K + 2 SO2

C6H6O4S + KOH = C6H5KO4S + H2O =>
C6H6O4S + KOH = C6H5KO4S + H2O

CH3NH3Br + PbBr2 = CH3NH3PbBr3 =>
CH3NH3Br + PbBr2 = CH3NH3PbBr3

NO3 + Br2 = NO2 + BrO3 =>
6 NO3 + Br2 = 6 NO2 + 2 BrO3

ZnNO3 + NaOH = NaNO3 + ZnOH =>
ZnNO3 + NaOH = NaNO3 + ZnOH

HCO3{-} + KOH = KCO3{-} + H2O =>
HCO3{-} + KOH = KCO3{-} + H2O

SO2 + OH = H2O + SO3 =>
SO2 + 2 OH = H2O + SO3

SO3 + KI = K2SO4 + I2 + S =>
4 SO3 + 6 KI = 3 K2SO4 + 3 I2 + S

Na2B4O7*10H2O = Na2B4O7 + H2O =>
Na2B4O7*10H2O = Na2B4O7 + 10 H2O

C2H6O + Cr2O7{2-} + H{+} = C2H4O + Cr{3+} + H2O =>
3 C2H6O + Cr2O7{2-} + 8 H{+} = 3 C2H4O + 2 Cr{3+} + 7 H2O

Mn2O3 + HCl = Cl2 + H2O + MnCl2 =>
Mn2O3 + 6 HCl = Cl2 + 3 H2O + 2 MnCl2

NaBr + AgNo3 = AgBr + NaNo3 =>
NaBr + AgNo3 = AgBr + NaNo3

C3H6N2 + H2O = C3H7NO2 + NH3 =>
C3H6N2 + 2 H2O = C3H7NO2 + NH3

H2O2 + MnSO4 + NaOH = MnO2 + Na2SO4 + H2O =>
H2O2 + MnSO4 + 2 NaOH = MnO2 + Na2SO4 + 2 H2O

Na2SO3 + KMnO4 + KOH = Na2SO4 + K2MnO4 + H2O =>
Na2SO3 + 2 KMnO4 + 2 KOH = Na2SO4 + 2 K2MnO4 + H2O

CCl3CHO + *(C6H5Cl) = Cl2C12H8CHCCl3 + H2O =>
CCl3CHO + 2*(C6H5Cl) = Cl2C12H8CHCCl3 + H2O

NaHCO3 + C2H3O2 = CO2 + H2O + NaC2H3O2 =>
7 NaHCO3 + 8 C2H3O2 = 9 CO2 + 5 H2O + 7 NaC2H3O2

HCOH + [Ag(NH3)2]OH = Ag + NH4CO3 + H2O + NH3 =>
HCOH + 5[Ag(NH3)2]OH = 5 Ag + NH4CO3 + 3 H2O + 9 NH3

KCrO2 + PbO2 + H2SO4 = K2Cr2O7 + PbSO4H2O =>
2 KCrO2 + 3 PbO2 + 3 H2SO4 = K2Cr2O7 + 3 PbSO4H2O

Ca3(PO4)2 + H2SO4 = Ca3(SO4)3 + H3PO4 =>
Ca3(PO4)2 + 3 H2SO4 = Ca3(SO4)3 + 2 H3PO4

Ca3(PO4)2 + H2SO4 = CaHPO4 + CaSO4 =>
Ca3(PO4)2 + H2SO4 = 2 CaHPO4 + CaSO4

Na2CrO4 + Al(NO3)3 = Al2(CrO4)3 + NaNO3 =>
3 Na2CrO4 + 2 Al(NO3)3 = Al2(CrO4)3 + 6 NaNO3

Ca3(PO4)2 + H2SO4 = CaPO4 + Ca(H2SO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaPO4 + Ca(H2SO4)2

Ca3(PO4)2 + H2SO4 = CaSO4 + Ca + (H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca + (H2PO4)2

Ni(No3)2*6H2O(aq) + NaOH(aq) = Ni(OH)2(s) + NaNo3(aq) + H2O =>
Ni(No3)2*6H2O(aq) + 2 NaOH(aq) = Ni(OH)2(s) + 2 NaNo3(aq) + 6 H2O

HCIO3 + Ba(OH)2 = BaCIO4 + H3O =>
HCIO3 + Ba(OH)2 = BaCIO4 + H3O

HBrO3 + Fe(OH)2 = Fe(BrO3)2 + H2O =>
2 HBrO3 + Fe(OH)2 = Fe(BrO3)2 + 2 H2O

KOH + H2C2O4*10H2O = K2C2O4 + H2O =>
2 KOH + H2C2O4*10H2O = K2C2O4 + 12 H2O

CaCl2 + (NH4)2CO3 = CaCO3(s) + NH4Cl =>
CaCl2 + (NH4)2CO3 = CaCO3(s) + 2 NH4Cl

Li2O2 + H2O = Li2H2 + O2 =>
2 Li2O2 + 2 H2O = 2 Li2H2 + 3 O2

C12H17O7 + HCl = C6H8O7 + C3H6O + Cl =>
5 C12H17O7 + 23 HCl = 3 C6H8O7 + 14 C3H6O + 23 Cl

C9H7NO2 + H2O = C9H9NO2 + OH =>
C9H7NO2 + 2 H2O = C9H9NO2 + 2 OH

KHF2 = F2 + KF + H2 =>
2 KHF2 = F2 + 2 KF + H2

FeBr3 + H2SO4 = Fe2(SO4)3 + HBr =>
2 FeBr3 + 3 H2SO4 = Fe2(SO4)3 + 6 HBr

K3PO4 + HCI = KCI + H3PO4 =>
K3PO4 + 3 HCI = 3 KCI + H3PO4

CuO + HCl + Zn = Cu + ZnCl2 + H2O =>
CuO + 2 HCl + Zn = Cu + ZnCl2 + H2O

Fe(NO3)3(aq) + Li3PO4(aq) = FePO4 + NO3Li =>
Fe(NO3)3(aq) + Li3PO4(aq) = FePO4 + 3 NO3Li

Pe + H2SO4 = Pe(SO4)3 + H2 =>
Pe + 3 H2SO4 = Pe(SO4)3 + 3 H2

CuSO4 + BaCl2 = CuSO4BaCl2 =>
CuSO4 + BaCl2 = CuSO4BaCl2

NaOH + NiCl2 = Ni(OH)2 + NaCl =>
2 NaOH + NiCl2 = Ni(OH)2 + 2 NaCl

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