| Équations équilibrées la veille |
Na2CO3(s) = Na2O(s) + CO2(g)
H2O2 + Zn + Al = AlH2 + ZnO =>
H2O2 + 2 Zn + Al = AlH2 + 2 ZnO
NaNO3 + H2SO4 + FeSO4 = NO2 + Fe2(SO4)3 + H2O + Na2SO4 =>
2 NaNO3 + 2 H2SO4 + 2 FeSO4 = 2 NO2 + Fe2(SO4)3 + 2 H2O + Na2SO4
C2H6 + H2O = CH4 + CO2 =>
4 C2H6 + 2 H2O = 7 CH4 + CO2
C7H17N + O2 = CO2 + H2O + N2 =>
4 C7H17N + 45 O2 = 28 CO2 + 34 H2O + 2 N2
C3H7OH + Cr2O7{2-} + H{+} = Cr3{+} + CH3COCH3 + H2O =>
17 C3H7OH + 3 Cr2O7{2-} + 8 H{+} = 2 Cr3{+} + 17 CH3COCH3 + 21 H2O
Ag2CO3 + NH4OH = [Ag(NH3)2]2CO3 + H2O =>
Ag2CO3 + 4 NH4OH = [Ag(NH3)2]2CO3 + 4 H2O
H2PO4 + Zn(NO3)2 = ZnPO4 + HNO3 =>
H2PO4 + Zn(NO3)2 = ZnPO4 + 2 HNO3
C7H6O3(l) + O2(g) = CO2(g) + H2O =>
C7H6O3(l) + 7 O2(g) = 7 CO2(g) + 3 H2O
C6H8O7 + NaOH = Na3C6H5O7 + H2O =>
C6H8O7 + 3 NaOH = Na3C6H5O7 + 3 H2O
Sr + Se = SrSe =>
Sr + Se = SrSe
K2O + SiO2 = K2O3Si =>
K2O + SiO2 = K2O3Si
H2CO3 + CaCl2 = HCl + CaCO3 =>
H2CO3 + CaCl2 = 2 HCl + CaCO3
Mg + H3BO3 = MgBO3 + H2 =>
2 Mg + 2 H3BO3 = 2 MgBO3 + 3 H2
Fe(s) + CuSO4(aq) = FeSO4(aq) + Cu(s) =>
Fe(s) + CuSO4(aq) = FeSO4(aq) + Cu(s)
SF6 + SO3 = SO2F2 =>
SF6 + 2 SO3 = 3 SO2F2
CuBr2 + H2S = CuS + H2Br2 =>
CuBr2 + H2S = CuS + H2Br2
Pb + Cl = PbCl4 =>
Pb + 4 Cl = PbCl4
KPO3 + H2O = HPO3 + KOH =>
KPO3 + H2O = HPO3 + KOH
HNO3 + Mn(OH)2 = H2O + Mn(NO3)2 =>
2 HNO3 + Mn(OH)2 = 2 H2O + Mn(NO3)2
Al(C2H3O2)3 + NH4OH = Al(OH)3 + NH4C2H3O2 =>
Al(C2H3O2)3 + 3 NH4OH = Al(OH)3 + 3 NH4C2H3O2
AgNO3 + Ca(CH3COO)2 = Ca(NO3)2 + Ag(CH3COO) =>
2 AgNO3 + Ca(CH3COO)2 = Ca(NO3)2 + 2 Ag(CH3COO)
CH3OH + KMnO4 + HCl = HCOOH + MnCl2 + KCl + H2O =>
5 CH3OH + 4 KMnO4 + 12 HCl = 5 HCOOH + 4 MnCl2 + 4 KCl + 11 H2O
KNO3 + Cu + HCl = KCl + CuCl2 + H2O + NO2 =>
2 KNO3 + Cu + 4 HCl = 2 KCl + CuCl2 + 2 H2O + 2 NO2
CH3CH2OH(aq) + O2(g) = CH3COOH(aq) + H2O(l) =>
CH3CH2OH(aq) + O2(g) = CH3COOH(aq) + H2O(l)
H2O2 + CN{-} = HCO3{-} + H2O + N2 =>
5 H2O2 + 2 CN{-} = 2 HCO3{-} + 4 H2O + N2
Cr(s) + S8(s) = Cr2S3(s) =>
16 Cr(s) + 3 S8(s) = 8 Cr2S3(s)
(CH3(CH2)6CH3) + O2 = CO2 + H2O =>
2(CH3(CH2)6CH3) + 25 O2 = 16 CO2 + 18 H2O
H3PO3 + AgNO3 + H2O = H3PO4 + Ag + HNO2 =>
3 H3PO3 + 2 AgNO3 + H2O = 3 H3PO4 + 2 Ag + 2 HNO2
MnSO4 = Mn{+2} + SO4{-2} =>
MnSO4 = Mn{+2} + SO4{-2}
NH4 + O2 = NO + H2O =>
2 NH4 + 3 O2 = 2 NO + 4 H2O
HF(aq) + Ca(OH)2(aq) = CaF2(s) + H2O(l) =>
2 HF(aq) + Ca(OH)2(aq) = CaF2(s) + 2 H2O(l)
C6H12O6 + NO3{-} = NO2{-} + CO2 + H2O =>
C6H12O6 + 12 NO3{-} = 12 NO2{-} + 6 CO2 + 6 H2O
Mg(NO3)2 + KBr = MgBr2 + KNO3 =>
Mg(NO3)2 + 2 KBr = MgBr2 + 2 KNO3
KIO3 + NaHSO3 = KI + NaHSO4 =>
KIO3 + 3 NaHSO3 = KI + 3 NaHSO4
CrO3 + KOH = K2CrO4 + H2O =>
CrO3 + 2 KOH = K2CrO4 + H2O
MnO4{-} + I{-} + H2O = MnO2 + IO3{-} + OH{-} =>
2 MnO4{-} + I{-} + H2O = 2 MnO2 + IO3{-} + 2 OH{-}
NH4Cl + O2 = HNO2 + HCl + H2O =>
2 NH4Cl + 3 O2 = 2 HNO2 + 2 HCl + 2 H2O
KOH + H2CO3 = KCO3 + H2O + H =>
KOH + H2CO3 = KCO3 + H2O + H
Fe3(PO4)2 + Al = Al(PO4)2 + Fe =>
Fe3(PO4)2 + Al = Al(PO4)2 + 3 Fe
Sr(s) + O2(g) = SrO =>
2 Sr(s) + O2(g) = 2 SrO
Na2O2 + HNO3 = NaNO3 + H2O2 =>
Na2O2 + 2 HNO3 = 2 NaNO3 + H2O2
(NH4)2HPO4 + NaOH = (NH4)3PO4 + Na3PO4 + H2O =>
3(NH4)2HPO4 + 3 NaOH = 2(NH4)3PO4 + Na3PO4 + 3 H2O
Cr2(CO3)3 + Ca(OH)2 = Cr(OH)3 + CaCO3 =>
Cr2(CO3)3 + 3 Ca(OH)2 = 2 Cr(OH)3 + 3 CaCO3
SiHCl3 + O2 = SiO2 + HCl + Cl2 =>
SiHCl3 + O2 = SiO2 + HCl + Cl2
C2H4 + KMnO4 + KOH = C2H6O2 + K2MnO4 =>
C2H4 + 2 KMnO4 + 2 KOH = C2H6O2 + 2 K2MnO4
HC2H3O2(aq) + NaHSO3(aq) = H2SO3(aq) + NaC2H3O2(aq) =>
HC2H3O2(aq) + NaHSO3(aq) = H2SO3(aq) + NaC2H3O2(aq)
CH3CH2OH + CrO3 = Cr2O3 + CO2 + H2O =>
CH3CH2OH + 4 CrO3 = 2 Cr2O3 + 2 CO2 + 3 H2O
BaZnO2 + H2SO4 = BaSO4 + ZnSO4 + H2O =>
BaZnO2 + 2 H2SO4 = BaSO4 + ZnSO4 + 2 H2O
Ba3(AsO4)2 = Ba + AsO4 =>
Ba3(AsO4)2 = 3 Ba + 2 AsO4
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Équations équilibrées sur10/23/24
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