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Équations chimiques équilibrées sur01/20/25

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CaCO3 + SO2 = CaSO3 + CO2 =>
CaCO3 + SO2 = CaSO3 + CO2

Na2SO3(s) + ClO2(g) + H2O = Na2SO4(s) + HCl =>
5 Na2SO3(s) + 2 ClO2(g) + H2O = 5 Na2SO4(s) + 2 HCl

NaBr + AgNO3 = AgBr + NO3Na =>
NaBr + AgNO3 = AgBr + NO3Na

SbCl3 + NH3 = Sb3 + NH3Cl =>
3 SbCl3 + 9 NH3 = Sb3 + 9 NH3Cl

(CH3COO)2Ba(t) = BaCO3 + CH3COCH3 =>
(CH3COO)2Ba(t) = BaCO3 + CH3COCH3

N2 + CaBr2 = Br + Ca3N2 =>
N2 + 3 CaBr2 = 6 Br + Ca3N2

Cl + H2O = ClO2 + H2 =>
Cl + 2 H2O = ClO2 + 2 H2

F2 + NaOH = NaF + O2 + H2O =>
2 F2 + 4 NaOH = 4 NaF + O2 + 2 H2O

H2O + HOF = HF + H2O2 =>
H2O + HOF = HF + H2O2

C5H12O + Na2Cr2O7 + H2SO4 = Na2SO4 + Cr2(SO4)3 + C5H10O + H2O =>
3 C5H12O + Na2Cr2O7 + 4 H2SO4 = Na2SO4 + Cr2(SO4)3 + 3 C5H10O + 7 H2O

C2H2 + O2 = H2O + CO2 =>
2 C2H2 + 5 O2 = 2 H2O + 4 CO2

CuSO4 + KI = CuI2 + K2SO4 =>
CuSO4 + 2 KI = CuI2 + K2SO4

CuSO4*5H2O + NH3 = CuNH3SO4 + H2O =>
CuSO4*5H2O + NH3 = CuNH3SO4 + 5 H2O

N2 + H2O = H2O2 + N2H4 =>
N2 + 4 H2O = 2 H2O2 + N2H4

N2O3 + H2O = H2NO3 + HNO =>
3 N2O3 + 5 H2O = 4 H2NO3 + 2 HNO

Fe3O4 + CO = Fe + CO21 =>
5 Fe3O4 + CO = 15 Fe + CO21

N2 + CaBr2 = Br + Ca3N2 =>
N2 + 3 CaBr2 = 6 Br + Ca3N2

N2O3 + H2O = H2NO3 + HNO =>
3 N2O3 + 5 H2O = 4 H2NO3 + 2 HNO

C2H5N02 + O2 = CH4N2O + CO2 + H2O =>
4 C2H5N02 + 7 O2 = 4 CH4N2O + 4 CO2 + 2 H2O

C10H22 + Br2 + CCl4 = BrCl + C11H22 =>
C10H22 + 2 Br2 + CCl4 = 4 BrCl + C11H22

P + HNO3 = NPO3 + NO2 + H2O =>
P + 2 HNO3 = NPO3 + NO2 + H2O

N2O3 + H2O = H2NO3 + HNO =>
3 N2O3 + 5 H2O = 4 H2NO3 + 2 HNO

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

C5H12O + Na2Cr2O7 + H2SO4 = Na2SO4 + Cr2(SO4)3 + C5H10O + H2O =>
3 C5H12O + Na2Cr2O7 + 4 H2SO4 = Na2SO4 + Cr2(SO4)3 + 3 C5H10O + 7 H2O

N2 + CaBr2 = Br + Ca3N2 =>
N2 + 3 CaBr2 = 6 Br + Ca3N2

H3PO4 + (NH4)2MoO4 + HNO3 = (NH4)3PO4(MoO3)12 + NH4NO3 + H2O =>
H3PO4 + 12(NH4)2MoO4 + 21 HNO3 = (NH4)3PO4(MoO3)12 + 21 NH4NO3 + 12 H2O

C4H8O + BH3 = C4H11BO =>
C4H8O + BH3 = C4H11BO

BaCrO4 + HC2H3O2 = Ba{+2} + Cr2O7{-2} + C2H3O2{-} + H2O =>
2 BaCrO4 + 2 HC2H3O2 = 2 Ba{+2} + Cr2O7{-2} + 2 C2H3O2{-} + H2O

KClO3 + HCl = KCl + ClO2 + H2O =>
5 KClO3 + 6 HCl = 5 KCl + 6 ClO2 + 3 H2O

C + H2 = C5H12 =>
5 C + 6 H2 = C5H12

C5H12O + Na2Cr2O7 + H2SO4 = Na2SO4 + Cr2(SO4)3 + C5H10O + H2O =>
3 C5H12O + Na2Cr2O7 + 4 H2SO4 = Na2SO4 + Cr2(SO4)3 + 3 C5H10O + 7 H2O

N2 + CaBr2 = Br + Ca3N2 =>
N2 + 3 CaBr2 = 6 Br + Ca3N2

Mn(NO3)2 + Na2SO4 = MnSO4 + Na(NO3) =>
Mn(NO3)2 + Na2SO4 = MnSO4 + 2 Na(NO3)

CH + H2O = CO2 + H2 =>
2 CH + 4 H2O = 2 CO2 + 5 H2

Zn(C2H3O2)2(aq) + Na2S(aq) = ZnS(s) + NaC2H3O2(aq) =>
Zn(C2H3O2)2(aq) + Na2S(aq) = ZnS(s) + 2 NaC2H3O2(aq)

NaOH(s) + HCl(g) = NaCl(s) + H2O =>
NaOH(s) + HCl(g) = NaCl(s) + H2O

Fe + HO2 = Fe2O3 + H2 =>
8 Fe + 6 HO2 = 4 Fe2O3 + 3 H2

Cu(k) + HNO3 = Cu(NO3)2(aq) + NO2(d) + H2O(s) =>
Cu(k) + 4 HNO3 = Cu(NO3)2(aq) + 2 NO2(d) + 2 H2O(s)

N2O3 + H2O = H2NO3 + HNO =>
3 N2O3 + 5 H2O = 4 H2NO3 + 2 HNO

C5H12O + Na2Cr2O7 + H2SO4 = Na2SO4 + Cr2(SO4)3 + C5H10O + H2O =>
3 C5H12O + Na2Cr2O7 + 4 H2SO4 = Na2SO4 + Cr2(SO4)3 + 3 C5H10O + 7 H2O

Na2CO3 + HCl = NaCl(aq) + CO2(g) + H2O(l) =>
Na2CO3 + 2 HCl = 2 NaCl(aq) + CO2(g) + H2O(l)

N2O3 + H2O = H2NO3 + HNO =>
3 N2O3 + 5 H2O = 4 H2NO3 + 2 HNO

Cu + H2SO4 = CuSO4*2Cu(OH)2 + S =>
3 Cu + 2 H2SO4 = CuSO4*2Cu(OH)2 + S

C5H12O + Na2Cr2O7 + H2SO4 = Na2SO4 + Cr2(SO4)3 + C5H10O + H2O =>
3 C5H12O + Na2Cr2O7 + 4 H2SO4 = Na2SO4 + Cr2(SO4)3 + 3 C5H10O + 7 H2O

N2 + CaBr2 = Br + Ca3N2 =>
N2 + 3 CaBr2 = 6 Br + Ca3N2

Fe + HCl(conc) = FeCl3 + H2 =>
2 Fe + 6 HCl(conc) = 2 FeCl3 + 3 H2

N2 + CaBr2 = Br + Ca3N2 =>
N2 + 3 CaBr2 = 6 Br + Ca3N2

NH4{-} + O2 = NO3{-} + H2O =>
2 NH4{-} + 5 O2 = 2 NO3{-} + 4 H2O

N2O3 + H2O = H2NO3 + HNO =>
3 N2O3 + 5 H2O = 4 H2NO3 + 2 HNO

Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2

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