| Équations équilibrées la veille |
NH4Cl + HCl = HNH4 + 2 Cl
Co + NH4SCN = Co(SCN)4 + NH4 =>
Co + 4 NH4SCN = Co(SCN)4 + 4 NH4
CoCl2 + Na2S = CoS + NaCl =>
CoCl2 + Na2S = CoS + 2 NaCl
PtO2 = Pt + O2 =>
PtO2 = Pt + O2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
I2O5 + NO = N2O4 + I2 =>
2 I2O5 + 10 NO = 5 N2O4 + 2 I2
C4H8(s) + O2(g) = CO2 + H2O =>
C4H8(s) + 6 O2(g) = 4 CO2 + 4 H2O
ZnCl2(aq) + H2O(l) = ZnO(s) + HCl(aq) =>
ZnCl2(aq) + H2O(l) = ZnO(s) + 2 HCl(aq)
C2H3COOH + NaOH = CH3COONa + H2O =>
2 C2H3COOH + 3 NaOH = 3 CH3COONa + H2O
CoCl2 + KNO2 + CH3COOH = K3(Co(NO2)6) + NO + CH3COOK + KCl + H2O =>
CoCl2 + 7 KNO2 + 2 CH3COOH = K3(Co(NO2)6) + NO + 2 CH3COOK + 2 KCl + H2O
Al + FeO2 = AlO2 + Fe =>
Al + FeO2 = AlO2 + Fe
Fe2O3 + SO2 = Fe2(SO3)3 =>
Fe2O3 + 3 SO2 = Fe2(SO3)3
Cu(s) + H2SO4(aq) = CuSO4(aq) + SO2(g) + H2O(l)* =>
Cu(s) + 2 H2SO4(aq) = CuSO4(aq) + SO2(g) + 2 H2O(l)*
F2S3 = F + S =>
F2S3 = 2 F + 3 S
KCl + K2CrO4 + H2SO4 = CrO2Cl2 + K2SO4 + H2O =>
2 KCl + K2CrO4 + 2 H2SO4 = CrO2Cl2 + 2 K2SO4 + 2 H2O
Cl2(g) + OH{-}(aq) = Cl{-}(aq) + OCl{-}(aq) + H2O(l) =>
Cl2(g) + 2 OH{-}(aq) = Cl{-}(aq) + OCl{-}(aq) + H2O(l)
Na2SO4 + H2SO4 = NaHSO4 =>
Na2SO4 + H2SO4 = 2 NaHSO4
CN + O2 = CO2 + NO2 =>
CN + 2 O2 = CO2 + NO2
Ca(OH)2 + HNO3 = Ca(NO3)2 + HOH =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 HOH
Cr(OH)3 + NaOH + NaClO3 = Na2CrO4 + NaCl + H2O =>
2 Cr(OH)3 + 4 NaOH + NaClO3 = 2 Na2CrO4 + NaCl + 5 H2O
Ca + O = CaO =>
Ca + O = CaO
Li(OH) + Fe(NO3)3 = Fe(OH)3 + LiNO3 =>
3 Li(OH) + Fe(NO3)3 = Fe(OH)3 + 3 LiNO3
CuSO4*5H2O + Zn = ZnSO4*5H2O + Cu =>
CuSO4*5H2O + Zn = ZnSO4*5H2O + Cu
KMnO4 + KCl = K2MnO4 + Cl2 =>
2 KMnO4 + 2 KCl = 2 K2MnO4 + Cl2
HC2H3O2 + Cu = CuC2H3O2 + H =>
HC2H3O2 + Cu = CuC2H3O2 + H
AgNO3 + HCHO + NH4OH = Ag + HCOOH + NH4NO3 =>
6 AgNO3 + 7 HCHO + 4 NH4OH = 6 Ag + 7 HCOOH + 5 NH4NO3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Al + OH{-} = Al(OH)3 + e =>
Al + 3 OH{-} = Al(OH)3 + 3e
F2(g) + NaI(aq) = NaF(aq) + I2(s) =>
F2(g) + 2 NaI(aq) = 2 NaF(aq) + I2(s)
Fe + Cu(OH)2 = Fe(OH)2 + Cu =>
Fe + Cu(OH)2 = Fe(OH)2 + Cu
BCl3(aq) + H2O(l) = H3BO3(s) + HCl(g) =>
BCl3(aq) + 3 H2O(l) = H3BO3(s) + 3 HCl(g)
H3PO4 + NH4 = (NH4)3PO4 + H2 =>
2 H3PO4 + 6 NH4 = 2(NH4)3PO4 + 3 H2
Cu2O + CH3COOH + O2 = Cu(CH3COO)2 + H2O =>
2 Cu2O + 8 CH3COOH + O2 = 4 Cu(CH3COO)2 + 4 H2O
NO + F2 = NF3 + O2 =>
2 NO + 3 F2 = 2 NF3 + O2
CH3CH2COH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CH2COOH + H2 =>
7 CH3CH2COH + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 7 CH3CH2COOH + 4 H2
LiCl + H2SO4 = HCl + Li2SO4 =>
2 LiCl + H2SO4 = 2 HCl + Li2SO4
Ba + HS = BaHS =>
Ba + HS = BaHS
F2 + KI = KF + I2 =>
F2 + 2 KI = 2 KF + I2
PbO + Al = Al2O3 + Pb =>
3 PbO + 2 Al = Al2O3 + 3 Pb
SodiumPhosphate + Copper(II)Chloride = SodiumChloride + Copper(II)Phosphate =>
SodiumPhosphate + Copper(II)Chloride = SodiumChloride + Copper(II)Phosphate
K2HPO4 + NaOH = Na3PO4 + K3PO4 + H2O =>
3 K2HPO4 + 3 NaOH = Na3PO4 + 2 K3PO4 + 3 H2O
GeO2 + SO2 = GeSO2 + O2 =>
GeO2 + SO2 = GeSO2 + O2
Sr(NO3)2(aq) + (NH4)2C2O4(aq) = SrC2O4 + NH4NO3 =>
Sr(NO3)2(aq) + (NH4)2C2O4(aq) = SrC2O4 + 2 NH4NO3
Li + Sn(NO3)2 = Sn + LiNO3 =>
2 Li + Sn(NO3)2 = Sn + 2 LiNO3
Ni(ClO3)2 = NiCl2 + O2 =>
Ni(ClO3)2 = NiCl2 + 3 O2
Na2SO3 + H2O + S = Na2S + H2SO4 =>
Na2SO3 + H2O + S = Na2S + H2SO4
XeO3 + XeF6 = XeO2F2 =>
2 XeO3 + XeF6 = 3 XeO2F2
Fe(s) + Pb(NO3)2(aq) = Fe(NO3)2(aq) + Pb(s) =>
Fe(s) + Pb(NO3)2(aq) = Fe(NO3)2(aq) + Pb(s)
Ca(CH3COO)2 = CaO(s) + CO2(g) + (CH3)2CO =>
Ca(CH3COO)2 = CaO(s) + CO2(g) + (CH3)2CO
B4C3 + H2O = CH4 + B(OH)3 =>
B4C3 + 12 H2O = 3 CH4 + 4 B(OH)3
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Équations équilibrées sur10/23/24
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