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Équations chimiques équilibrées sur03/18/25

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KMnO4 + HBr = MnBr2 + KBr + H2O + Br2 =>
2 KMnO4 + 16 HBr = 2 MnBr2 + 2 KBr + 8 H2O + 5 Br2

CrCl2 + NaClO3 + NaOH = Na2CrO4 + NaCl + H2O =>
3 CrCl2 + 2 NaClO3 + 12 NaOH = 3 Na2CrO4 + 8 NaCl + 6 H2O

CaH(CO3)2 + CH3COOH = (CH3COO)2Ca + H2O + CO2 =>
8 CaH(CO3)2 + 17 CH3COOH = 8(CH3COO)2Ca + 14 H2O + 18 CO2

P2 + O5 = P4O10 =>
2 P2 + 2 O5 = P4O10

C6H14 + Br2 = HBr + C6H13Br =>
C6H14 + Br2 = HBr + C6H13Br

C2H6 + O2 = H2O + C2O =>
C2H6 + 2 O2 = 3 H2O + C2O

(NH4)2SO4 + HCl = H2SO4 + NH4Cl =>
(NH4)2SO4 + 2 HCl = H2SO4 + 2 NH4Cl

BN + F2 = BF3 + N2 =>
2 BN + 3 F2 = 2 BF3 + N2

Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2

HCl + As3O3 + NaNO3 + H2O = NO + H3AsO4 + NaCl =>
3 HCl + As3O3 + 3 NaNO3 + 3 H2O = 3 NO + 3 H3AsO4 + 3 NaCl

Co + HCl = CoCl2 + H2 =>
Co + 2 HCl = CoCl2 + H2

C6O6H12 + O2 = CO2 + H2O =>
C6O6H12 + 6 O2 = 6 CO2 + 6 H2O

CH3CH2NH2 + H2O = CH3CH2NH + H3O =>
CH3CH2NH2 + H2O = CH3CH2NH + H3O

Ag{+} + Al = Al{+} + Ag =>
Ag{+} + Al = Al{+} + Ag

P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5

CO(NH2)2(s) + O2 = N2 + H2O + CO2 =>
2 CO(NH2)2(s) + 3 O2 = 2 N2 + 4 H2O + 2 CO2

C6H14 + H2SO4 = C6SO4 + H16 =>
C6H14 + H2SO4 = C6SO4 + H16

ZnO2(s) + Cl2(g) + H2O(g) = ZnCl2(g) + H2O2(g) =>
ZnO2(s) + Cl2(g) + 2 H2O(g) = ZnCl2(g) + 2 H2O2(g)

H3C6H3O7 + NaHCO3 = Na3C6H5O7 + H2O + CO2 =>
9 H3C6H3O7 + 24 NaHCO3 = 8 Na3C6H5O7 + 19 H2O + 30 CO2

C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O

BaCl2 + Al2(SO4)3 = BaSO4 + AlCl3 =>
3 BaCl2 + Al2(SO4)3 = 3 BaSO4 + 2 AlCl3

C + O2 = CO =>
2 C + O2 = 2 CO

Ca5(PO4)3F(s) + H2SO4(aq) + H2O(l) = H3PO4(aq) + CaSO4*2H2O(s) + HF(aq) =>
Ca5(PO4)3F(s) + 5 H2SO4(aq) + 10 H2O(l) = 3 H3PO4(aq) + 5 CaSO4*2H2O(s) + HF(aq)

C6H5ONa + O2 = CO2 + H2O + NaOH =>
C6H5ONa + 7 O2 = 6 CO2 + 2 H2O + NaOH

Pb(C2H3O2)2 + H2CO3 = PbCO3 + HC2H3O2 =>
Pb(C2H3O2)2 + H2CO3 = PbCO3 + 2 HC2H3O2

KMnO3 + HCl = MnCl2 + H2O + Cl2 + KCl =>
2 KMnO3 + 12 HCl = 2 MnCl2 + 6 H2O + 3 Cl2 + 2 KCl

O2 + C4 = CO2 =>
4 O2 + C4 = 4 CO2

C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O

Ga + H2O = Ga(OH)3 + H2 =>
2 Ga + 6 H2O = 2 Ga(OH)3 + 3 H2

Ai + Fe2O2 = Ai2O2 + Fe =>
2 Ai + Fe2O2 = Ai2O2 + 2 Fe

C10H7OH + CH3NCO = C10H7OC(O)NHCH3 =>
C10H7OH + CH3NCO = C10H7OC(O)NHCH3

S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3

CH4 + Cl2 = CH2Cl2 + HCl =>
CH4 + 2 Cl2 = CH2Cl2 + 2 HCl

CH3CH2NH3 + CH3OH = CH3 + CH3CH2NH3OH =>
CH3CH2NH3 + CH3OH = CH3 + CH3CH2NH3OH

BeSO4 + KOH = BeHSO4 + KO =>
BeSO4 + KOH = BeHSO4 + KO

C6H6 + C12H24 = C6H5C12H25 =>
C6H6 + C12H24 = C6H5C12H25

Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2

Cr{3+} + (NH4)2S + H2O = Cr(OH)3 + HS{-} + NH4{+} =>
Cr{3+} + 3(NH4)2S + 3 H2O = Cr(OH)3 + 3 HS{-} + 6 NH4{+}

AgNO3 + Na3PO4 = Ag3PO4 + NaNO3 =>
3 AgNO3 + Na3PO4 = Ag3PO4 + 3 NaNO3

K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2

Al(CH3COO)3 + H2O = Al(OH)2CH3COO + CH3COOH =>
Al(CH3COO)3 + 2 H2O = Al(OH)2CH3COO + 2 CH3COOH

Na2S2O8 + H2O = H2SO5 + Na2SO4 =>
Na2S2O8 + H2O = H2SO5 + Na2SO4

NaHCO3 + HCl = NaCl + H2O + CO2 =>
NaHCO3 + HCl = NaCl + H2O + CO2

CH3CH2CH2CH2OH + CrO3 = CH3CH2CH2CHO + H2O + Cr =>
3 CH3CH2CH2CH2OH + CrO3 = 3 CH3CH2CH2CHO + 3 H2O + Cr

Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2

Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O

NO2 + O2 + H2O = HNO3 =>
4 NO2 + O2 + 2 H2O = 4 HNO3

Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2

BiNO3 + NH4OH = BiOH + NH4NO3 =>
BiNO3 + NH4OH = BiOH + NH4NO3

C8H18 + OH{-} + O2 = H2O + CO3{-2} =>
2 C8H18 + 32 OH{-} + 25 O2 = 34 H2O + 16 CO3{-2}

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