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Équations chimiques équilibrées sur02/20/24

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C22H22O2 + O2 = CO2 + H2O =>
2 C22H22O2 + 53 O2 = 44 CO2 + 22 H2O

Na2C2O4 + H2SO4 + KMnO4 = K2SO4 + Na2SO4 + MnSO4 + CO2 + H2O =>
5 Na2C2O4 + 8 H2SO4 + 2 KMnO4 = K2SO4 + 5 Na2SO4 + 2 MnSO4 + 10 CO2 + 8 H2O

NH2NO3(s) = N2(g) + O2(g) + H20(g) =>
10 NH2NO3(s) = 10 N2(g) + 15 O2(g) + H20(g)

K3CrO4 + HCl = K2CrO4 + Cr2O3 + H2O + KCl =>
6 K3CrO4 + 10 HCl = 4 K2CrO4 + Cr2O3 + 5 H2O + 10 KCl

C12H28O4Ti + AgNO3 + CH3COOH = AgTiO2 + CO2 + CH3NO3 + C3H7OH =>
4 C12H28O4Ti + 4 AgNO3 + 35 CH3COOH = 4 AgTiO2 + 24 CO2 + 4 CH3NO3 + 30 C3H7OH

CH3COOH + (H2O) = CH3COO + H3O =>
CH3COOH + (H2O) = CH3COO + H3O

Na + NKO3 = K2O + Na2O + N2 =>
10 Na + 2 NKO3 = K2O + 5 Na2O + N2

KMnO4 + KClO2 + H2O = MnO2 + KClO4 + KOH7 =>
4 KMnO4 + 9 KClO2 + 14 H2O = 4 MnO2 + 9 KClO4 + 4 KOH7

C5H11Cl + NaI = C5H11I + NaCl =>
C5H11Cl + NaI = C5H11I + NaCl

Fe2(CO3)3 + Na2SO4 = Fe2(SO4)3 + Na2CO3 =>
Fe2(CO3)3 + 3 Na2SO4 = Fe2(SO4)3 + 3 Na2CO3

Ca(HCO3)2 = CaCO3(s) + H2O(l) + CO2(g) =>
Ca(HCO3)2 = CaCO3(s) + H2O(l) + CO2(g)

B2O3(s) + H2O = H3BO3 =>
B2O3(s) + 3 H2O = 2 H3BO3

Ca + H{+} = Ca{+} + H2 =>
2 Ca + 2 H{+} = 2 Ca{+} + H2

K2FeO4 + H2SO4 = K2SO4 + Fe2(SO4)3 + O2 + H2O =>
4 K2FeO4 + 10 H2SO4 = 4 K2SO4 + 2 Fe2(SO4)3 + 3 O2 + 10 H2O

N + CaF2 = F + CaN2 =>
2 N + CaF2 = 2 F + CaN2

H2Br2O4 + Mg(OH)2 = H4MgBr2O6 =>
H2Br2O4 + Mg(OH)2 = H4MgBr2O6

NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O

NaCl + Pb(NO3)2 = PbCl2 + NaNO3 =>
2 NaCl + Pb(NO3)2 = PbCl2 + 2 NaNO3

Ta + H2O = TaO + H2 =>
Ta + H2O = TaO + H2

C6H5NH2 + H2SO4 + K2Cr2O7 = C6H5NH2O + K2SO4 + Cr2(SO4)3 + H2O =>
3 C6H5NH2 + 4 H2SO4 + K2Cr2O7 = 3 C6H5NH2O + K2SO4 + Cr2(SO4)3 + 4 H2O

C2H8O7P2 + KOH = C2H5K3O7P2 + H2O =>
C2H8O7P2 + 3 KOH = C2H5K3O7P2 + 3 H2O

CuSO4 + Zn(NO3)3 = CuNO3 + Zn(SO4)3 =>
3 CuSO4 + Zn(NO3)3 = 3 CuNO3 + Zn(SO4)3

Fe(NO3)2(aq) + NaCl(aq) = FeCl2(aq) + NaNO3(aq) =>
Fe(NO3)2(aq) + 2 NaCl(aq) = FeCl2(aq) + 2 NaNO3(aq)

Al(NO3)3 + CaCO3 = Al2(CO3)3 + Ca(NO3)2 =>
2 Al(NO3)3 + 3 CaCO3 = Al2(CO3)3 + 3 Ca(NO3)2

FeCl3 + NaOH(aq) = FeOH(s) + NaCl3(aq) =>
FeCl3 + NaOH(aq) = FeOH(s) + NaCl3(aq)

C2H4Br + Pb + O2 = PbBr4 + CO2 + H2O =>
4 C2H4Br + Pb + 12 O2 = PbBr4 + 8 CO2 + 8 H2O

NbCl4 + H2O = NbO2 + HCl =>
NbCl4 + 2 H2O = NbO2 + 4 HCl

U + Cu = UCu5 =>
U + 5 Cu = UCu5

Pb + AgNO3 = Pb(NO3) + Ag2 =>
2 Pb + 2 AgNO3 = 2 Pb(NO3) + Ag2

NH4HCO3 + Ca(NO3)2 = Ca(HCO3)2 + NH4NO3 =>
2 NH4HCO3 + Ca(NO3)2 = Ca(HCO3)2 + 2 NH4NO3

Cr2O3 + CH3COOH = Cr(CH3COO)3 + H2O =>
Cr2O3 + 6 CH3COOH = 2 Cr(CH3COO)3 + 3 H2O

C(s) + H2O(l) = CO2(g) + H2(g) =>
C(s) + 2 H2O(l) = CO2(g) + 2 H2(g)

K(OH) + Al(OH)3 + H2SO4 = KAl(SO4)2 + H2O =>
K(OH) + Al(OH)3 + 2 H2SO4 = KAl(SO4)2 + 4 H2O

Ti2(SO4)3 = TiO2 + SO3 + SO2 =>
Ti2(SO4)3 = 2 TiO2 + 2 SO3 + SO2

NaOH + HC3H3O2 = NaCH3COO + H2O =>
3 NaOH + 2 HC3H3O2 = 3 NaCH3COO + H2O

CrCl2 + H2SO4 = Cr2(SO4)3 + HCl + SO2 + H2O =>
2 CrCl2 + 4 H2SO4 = Cr2(SO4)3 + 4 HCl + SO2 + 2 H2O

HCl + HNO3 + Pt = H2O + PtCl4 + NO2 =>
4 HCl + 4 HNO3 + Pt = 4 H2O + PtCl4 + 4 NO2

Na2O(s) + H2O(l) = NaOH(aq) = =>
Na2O(s) + H2O(l) = 2 NaOH(aq)

C6H5Br + Na + CH3Br = C6H5CH3 + NaBr =>
C6H5Br + 2 Na + CH3Br = C6H5CH3 + 2 NaBr

I2 + NO2 = NO2I =>
I2 + 2 NO2 = 2 NO2I

Ni{2+} + Na2CO3 = NiCO3 + Na{+} =>
Ni{2+} + Na2CO3 = NiCO3 + 2 Na{+}

N2O3 + SiO2 = N2SiO5 =>
N2O3 + SiO2 = N2SiO5

Sr(NO3)2 + O2 = SrO + NO3 =>
2 Sr(NO3)2 + O2 = 2 SrO + 4 NO3

C6H10O5 = C4H3O8 + H2 + C =>
16 C6H10O5 = 10 C4H3O8 + 65 H2 + 56 C

C3 + H + O2 = C6H8O6 =>
2 C3 + 8 H + 3 O2 = C6H8O6

NH4 + H2SO4 = NH2(SO4)4 + H =>
NH4 + 4 H2SO4 = NH2(SO4)4 + 10 H

Cr(NO3)3 + Na2(CO3) = Cr2(CO3)3 + NaNO3 =>
2 Cr(NO3)3 + 3 Na2(CO3) = Cr2(CO3)3 + 6 NaNO3

H + HMnO4 + HCl = MnCl2 + H2O =>
5 H + HMnO4 + 2 HCl = MnCl2 + 4 H2O

Ca + C6H5COOH = H2 + Ca(C6H5COO)2 =>
Ca + 2 C6H5COOH = H2 + Ca(C6H5COO)2

ClO3 + Mn = Cl2 + MnO2 =>
2 ClO3 + 3 Mn = Cl2 + 3 MnO2

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