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Équations chimiques équilibrées sur01/22/25

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KHSO4 = K2SO4 + SO3 + H2O =>
2 KHSO4 = K2SO4 + SO3 + H2O

Na2S + AlCl3 + H2O = Al(OH)3 + NaCl + H2S =>
3 Na2S + 2 AlCl3 + 6 H2O = 2 Al(OH)3 + 6 NaCl + 3 H2S

MnSO4 + H2S = MnS + H2O + S =>
MnSO4 + 4 H2S = MnS + 4 H2O + 4 S

C6H6 + Cl2 = C6H5Cl2 + HCl =>
2 C6H6 + 3 Cl2 = 2 C6H5Cl2 + 2 HCl

Cr2O7({-}2) + CH3CH2OH + H{+} = Cr{+3} + CH3CHO + H2O =>
2 Cr2O7({-}2) + 7 CH3CH2OH + 14 H{+} = 4 Cr{+3} + 7 CH3CHO + 14 H2O

HNO3 + K2SiO3 = H2SiO3 + KNO3 =>
2 HNO3 + K2SiO3 = H2SiO3 + 2 KNO3

C2H8(g) + O2(g) = CO2(g) + H2O(g) =>
C2H8(g) + 4 O2(g) = 2 CO2(g) + 4 H2O(g)

H4SiO4 + NaOH = H2O + Na4SiO4 =>
H4SiO4 + 4 NaOH = 4 H2O + Na4SiO4

KC4H5O6 + Sb2O3 = K2Sb2(C4H2O6)2 + H2O =>
2 KC4H5O6 + Sb2O3 = K2Sb2(C4H2O6)2 + 3 H2O

C2H6O + PCl3 = C2H5Cl + H3PO3 =>
3 C2H6O + PCl3 = 3 C2H5Cl + H3PO3

ReF6 + H2 = ReF5 + HF =>
2 ReF6 + H2 = 2 ReF5 + 2 HF

(CuOH)2CO3 = CuO + CO2 + H2O =>
(CuOH)2CO3 = 2 CuO + CO2 + H2O

Cd2SO4 + H3PO4 = Cd3PO4 + H2SO4 =>
3 Cd2SO4 + 2 H3PO4 = 2 Cd3PO4 + 3 H2SO4

(CuOH)2CO3 = CuO + CO2 + H2O =>
(CuOH)2CO3 = 2 CuO + CO2 + H2O

UO2[NO3]2 + KI + KIO3 + H2O = UO2[OH]2 + KNO3 + I2 =>
3 UO2[NO3]2 + 5 KI + KIO3 + 3 H2O = 3 UO2[OH]2 + 6 KNO3 + 3 I2

H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O

C12H22O11 + H2O = C2H80 + CO2 =>
11 C12H22O11 + 119 H2O = 6 C2H80 + 120 CO2

H{+}(aq) + Cr2O72{-2}(aq) + Hg(l) + H2SO4(aq) = HgSO4(s) + Cr3{+3}(aq) + H2O(l) =>
12 H{+}(aq) + 3 Cr2O72{-2}(aq) + 210 Hg(l) + 210 H2SO4(aq) = 210 HgSO4(s) + 2 Cr3{+3}(aq) + 216 H2O(l)

Fe(NO3)3(aq) + CH3COONa(aq) + H2O(aq) = (CH3COO)2Fe(OH)(s) + NaNO3(aq) + CH3COOH(aq) =>
Fe(NO3)3(aq) + 3 CH3COONa(aq) + H2O(aq) = (CH3COO)2Fe(OH)(s) + 3 NaNO3(aq) + CH3COOH(aq)

C4H9Br + C2H5Br + Na = NaBr + C6H14 =>
C4H9Br + C2H5Br + 2 Na = 2 NaBr + C6H14

Fe3[Fe(CN)6]3 + NaF = Fe3[FeF6]3 + NaCN =>
Fe3[Fe(CN)6]3 + 18 NaF = Fe3[FeF6]3 + 18 NaCN

MnO4{-} + SO2 + H2O = Mn + SO4{-}2 + H{+} =>
3 MnO4{-} + 7 SO2 + 2 H2O = 3 Mn + 7 SO4{-}2 + 4 H{+}

C4H9N3O2 + KNO3 = K2CO3 + H2O + N2 + CO2 =>
10 C4H9N3O2 + 42 KNO3 = 21 K2CO3 + 45 H2O + 36 N2 + 19 CO2

(NH4)3PO4 + LiOH = Li3PO4 + NH4OH =>
(NH4)3PO4 + 3 LiOH = Li3PO4 + 3 NH4OH

S8 + P4 = P4S8 =>
S8 + P4 = P4S8

OH{-} + SO2 = SO3{2-} + H2O =>
2 OH{-} + SO2 = SO3{2-} + H2O

KOH + Zn(OH)2 = K2[Zn(OH)4] =>
2 KOH + Zn(OH)2 = K2[Zn(OH)4]

NH3H2O + ZnCl2 = NH4Cl + Zn(OH)2 =>
2 NH3H2O + ZnCl2 = 2 NH4Cl + Zn(OH)2

P4O6 + I2 = P2I4 + P4O10 =>
5 P4O6 + 8 I2 = 4 P2I4 + 3 P4O10

Zn(NO3)2 + K2S = KNO3 + ZnS =>
Zn(NO3)2 + K2S = 2 KNO3 + ZnS

FeCl36H2O + CH3COCH2COCH3 = Fe(CH3COCH2COCH3)3 + Cl2 + H2O =>
FeCl36H2O + 3 CH3COCH2COCH3 = Fe(CH3COCH2COCH3)3 + 18 Cl2 + H2O

HC4H7O2 + H2O = H3O + C4H7O2 =>
HC4H7O2 + H2O = H3O + C4H7O2

CuO + O2 = CuO4 =>
2 CuO + 3 O2 = 2 CuO4

Na2Cr2O7 + C2H5OH + H2SO4 = Cr2(SO4)3 + Na2SO4 + CH3COOH + H2O =>
2 Na2Cr2O7 + 3 C2H5OH + 8 H2SO4 = 2 Cr2(SO4)3 + 2 Na2SO4 + 3 CH3COOH + 11 H2O

NH3 + CO2 = CO(NH2)2 + H2O =>
2 NH3 + CO2 = CO(NH2)2 + H2O

ReF6 + H2 = ReF5 + HF =>
2 ReF6 + H2 = 2 ReF5 + 2 HF

Cr(OH)3 + IO3{+} + OH{-} = CrO4{-2} + I{-} + H2O =>
8 Cr(OH)3 + 3 IO3{+} + 22 OH{-} = 8 CrO4{-2} + 3 I{-} + 23 H2O

Mg2 + Cu(NO3) = Mg(NO3)2 + Cu =>
Mg2 + 4 Cu(NO3) = 2 Mg(NO3)2 + 4 Cu

C2H4O + H2O = HOCH2CH2OH =>
C2H4O + H2O = HOCH2CH2OH

C12H22O11 + O2 = CH3OHCOOH + CO2 =>
10 C12H22O11 + 43 O2 = 44 CH3OHCOOH + 32 CO2

MnO4{-} + H2O2 = OH{-} + MnO2 + O2 =>
2 MnO4{-} + H2O2 = 2 OH{-} + 2 MnO2 + 2 O2

NH4Fe(SO4)2 + KOH = NH3 + Fe(OH)3 + K2SO4 + H2O =>
NH4Fe(SO4)2 + 4 KOH = NH3 + Fe(OH)3 + 2 K2SO4 + H2O

NH4Cl + CuO = CuCl2 + NH3 + H2O = =>
2 NH4Cl + CuO = CuCl2 + 2 NH3 + H2O

NH4Fe(SO4)2 + KOH = NH3 + Fe(OH)3 + K2SO4 + H2O =>
NH4Fe(SO4)2 + 4 KOH = NH3 + Fe(OH)3 + 2 K2SO4 + H2O

C3H8 + HCl = C3H7Cl + H2 =>
C3H8 + HCl = C3H7Cl + H2

CH3OH + PCl5 = CH3Cl + POCl3 + HCl =>
CH3OH + PCl5 = CH3Cl + POCl3 + HCl

H4CO4 + U(OH)6 = U2(CO4)3 + H2O =>
3 H4CO4 + 2 U(OH)6 = U2(CO4)3 + 12 H2O

CH3COOH + NH4OH = CH3COONH4 + H2O =>
CH3COOH + NH4OH = CH3COONH4 + H2O

Mn2O7 + Ca(OH)2 = Ca(MnO4)2 + H2O =>
Mn2O7 + Ca(OH)2 = Ca(MnO4)2 + H2O

K2Cr2O7 + K2C2O4 + H2C2O4 = K3Cr(C2O4)3*3H2O + CO2 + H2O =>
K2Cr2O7 + 2 K2C2O4 + 7 H2C2O4 = 2 K3Cr(C2O4)3*3H2O + 6 CO2 + H2O

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