| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Sb2S3 + 11 O2 + 4 NaOH = 4 NaSbO3 + 6 SO2 + 2 H2O
Fe(NH4)2(SO4)2*6H2O + H2C2O4 + K2C2O4 + H2O2 = K6Fe2(C2O4)6*7H2O + (NH4)2SO4 + H2SO4 + H2O =>
2 Fe(NH4)2(SO4)2*6H2O + 3 H2C2O4 + 3 K2C2O4 + H2O2 = K6Fe2(C2O4)6*7H2O + 2(NH4)2SO4 + 2 H2SO4 + 7 H2O
CH2O + NaOH = HCO2Na + CH3OH =>
2 CH2O + NaOH = HCO2Na + CH3OH
Cr2(SO4)3 + ZnO = Cr2O + Zn(SO4)3 =>
Cr2(SO4)3 + ZnO = Cr2O + Zn(SO4)3
CuSO4*5H2O + NH3 = CuSO4*4NH3 + H2O =>
CuSO4*5H2O + 4 NH3 = CuSO4*4NH3 + 5 H2O
CH4 + CO2 = CH3COOH =>
CH4 + CO2 = CH3COOH
PbO2 + Sb = Sb3O2 + Pb =>
PbO2 + 3 Sb = Sb3O2 + Pb
Mg + N2 = MgN =>
2 Mg + N2 = 2 MgN
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
Cr2(SO4)3 + ZnO = Cr2O + Zn(SO4)3 =>
Cr2(SO4)3 + ZnO = Cr2O + Zn(SO4)3
Mg(HOOCCOO)2 + H2O = MgOH + H(HOOCCOO)2 =>
Mg(HOOCCOO)2 + H2O = MgOH + H(HOOCCOO)2
As(s) + O2(g) = As4O6(s) =>
4 As(s) + 3 O2(g) = As4O6(s)
FeCl2 + AgNO3 = Fe(NO3)3 + AgCl + Ag =>
FeCl2 + 3 AgNO3 = Fe(NO3)3 + 2 AgCl + Ag
FeS + H2SO4 = FeSO4 + H2S = H2 =>
FeS + H2SO4 = FeSO4 + H2S
Na + HNO3 = HNa + NO3 =>
Na + HNO3 = HNa + NO3
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
KBr + Cl = KCl + Br2 =>
2 KBr + 2 Cl = 2 KCl + Br2
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
CuSO4*5H2O + NH3 = CuSO4*4NH3 + H2O =>
CuSO4*5H2O + 4 NH3 = CuSO4*4NH3 + 5 H2O
PI3 + NaOH = P(OH)3 + NaI =>
PI3 + 3 NaOH = P(OH)3 + 3 NaI
CH2O + NaOH = HCO2Na + CH3OH =>
2 CH2O + NaOH = HCO2Na + CH3OH
C6H6 + H2SO4 = CO2 + H2O + H2S =>
4 C6H6 + 15 H2SO4 = 24 CO2 + 12 H2O + 15 H2S
Fe(NO3)2 + HNO3 = Fe(NO3)3 + H2O + NO =>
3 Fe(NO3)2 + 4 HNO3 = 3 Fe(NO3)3 + 2 H2O + NO
CH2CH2 + KMnO4 + KOH = K2CO3 + K2MnO4 + H2O =>
CH2CH2 + 12 KMnO4 + 16 KOH = 2 K2CO3 + 12 K2MnO4 + 10 H2O
H2S(s) + H2SO3(s) = H2O(s) + S(s) =>
2 H2S(s) + H2SO3(s) = 3 H2O(s) + 3 S(s)
As(s) + O2(g) = As4O6(s) =>
4 As(s) + 3 O2(g) = As4O6(s)
Zn2O3 + C = Zn + CO2 =>
2 Zn2O3 + 3 C = 4 Zn + 3 CO2
(MgBr2) + NaOH = Mg(OH)2 + NaBr =>
(MgBr2) + 2 NaOH = Mg(OH)2 + 2 NaBr
AgNO3 + Ba(NO3)2 = AgBa + NO3 =>
AgNO3 + Ba(NO3)2 = AgBa + 3 NO3
Zn + NaNO3 = ZnNa + NO3 =>
Zn + NaNO3 = ZnNa + NO3
H{+} + HS{-} = H2S =>
H{+} + HS{-} = H2S
Al2(SO4)3 + BaCl2 = Al2BaCl2(SO4)3 =>
Al2(SO4)3 + BaCl2 = Al2BaCl2(SO4)3
C15H31COOH + K2O = H2O + C15H31COOK =>
2 C15H31COOH + K2O = H2O + 2 C15H31COOK
FeO + HPO2 = Fe(PO2)2 + H2O =>
FeO + 2 HPO2 = Fe(PO2)2 + H2O
Na + HNO3 = HNa + NO3 =>
Na + HNO3 = HNa + NO3
Li2SO3 + KMnO4 + H2SO4 = Li2SO4 + K2SO4 + MnSO4 + H2O =>
5 Li2SO3 + 2 KMnO4 + 3 H2SO4 = 5 Li2SO4 + K2SO4 + 2 MnSO4 + 3 H2O
Na + HNO3 = HNa + NO3 =>
Na + HNO3 = HNa + NO3
X2Y3 = X2Y2{2+} + Y{2-} =>
X2Y3 = X2Y2{2+} + Y{2-}
Cu{2+} + H2PO2{2-} + OH{-} = CuH2 + PO4{3-} + H2O =>
5 Cu{2+} + 4 H2PO2{2-} + 14 OH{-} = 5 CuH2 + 4 PO4{3-} + 6 H2O
KI + Fe(NO3)3 = K(NO3) + FeI3 =>
3 KI + Fe(NO3)3 = 3 K(NO3) + FeI3
CuSO4*5H2O + NH3 = CuSO4*4NH3 + H2O =>
CuSO4*5H2O + 4 NH3 = CuSO4*4NH3 + 5 H2O
Br + S = BrS =>
Br + S = BrS
Cr2(SO4)3 + ZnO = Cr2O + Zn(SO4)3 =>
Cr2(SO4)3 + ZnO = Cr2O + Zn(SO4)3
Ge + NaOH + H2O2 = Na2[Ge(OH)6] =>
Ge + 2 NaOH + 2 H2O2 = Na2[Ge(OH)6]
CH3COOH + Na = CH3COOHNa =>
CH3COOH + Na = CH3COOHNa
HBr + AgCl = HCl + AgBr =>
HBr + AgCl = HCl + AgBr
Pb3O4(s) + H2(g) = Pb(s) + H2O(l) =>
Pb3O4(s) + 4 H2(g) = 3 Pb(s) + 4 H2O(l)
NO2 = NO + O2 =>
2 NO2 = 2 NO + O2
C2H5O2CCH3 + H2O = C2H5OH + CH3COOH =>
C2H5O2CCH3 + H2O = C2H5OH + CH3COOH
C8H12O7 + O2 = H2O + CO2 =>
2 C8H12O7 + 15 O2 = 12 H2O + 16 CO2
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Équations équilibrées sur12/10/24
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