| Équations équilibrées la veille |
2 Fe + Cr2S3 = Fe2S3 + 2 Cr
CH3OH + O2 = CH3COOH + H2O =>
2 CH3OH + O2 = CH3COOH + 2 H2O
KMnO4 + Ca(OH)2 = HMnO4 + KOH + CaO =>
KMnO4 + Ca(OH)2 = HMnO4 + KOH + CaO
S8 + Sc = SSc =>
S8 + 8 Sc = 8 SSc
HCCH + O2 = CO2 + H2O =>
2 HCCH + 5 O2 = 4 CO2 + 2 H2O
BaSO4H2S = H2SO4BaS =>
BaSO4H2S = H2SO4BaS
H3(PO4) + Al = Al(PO4) + H3 =>
H3(PO4) + Al = Al(PO4) + H3
FeS2 + H2O + O = Fe2(SO4)3 + H2SO4 =>
2 FeS2 + H2O + 15 O = Fe2(SO4)3 + H2SO4
Co(OH)2 + HCl = Co(OH)Cl + H2O =>
Co(OH)2 + HCl = Co(OH)Cl + H2O
Pb3O4(heat) = PbO + O2 =>
2 Pb3O4(heat) = 6 PbO + O2
C3H4O + O2 = CO2 + H2O =>
2 C3H4O + 7 O2 = 6 CO2 + 4 H2O
FeHPO3 + ClO{-} + OH{-} = Fe(OH)3 + PO4{3-} + Cl{-} + H2O =>
2 FeHPO3 + 3 ClO{-} + 6 OH{-} = 2 Fe(OH)3 + 2 PO4{3-} + 3 Cl{-} + H2O
CrSO4 + KOH = Cr(OH)2 + K2SO4 =>
CrSO4 + 2 KOH = Cr(OH)2 + K2SO4
MgCO3 + NaNO3 = Mg(NO3)2 + Na2CO3 =>
MgCO3 + 2 NaNO3 = Mg(NO3)2 + Na2CO3
C4H6O5 + NaOH = H2O + NaCO =>
C4H6O5 + 4 NaOH = 5 H2O + 4 NaCO
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Rb + S8 = Rb2S =>
16 Rb + S8 = 8 Rb2S
C(S) + O2(g) = CO(S) =>
2 C(S) + O2(g) = 2 CO(S)
Li2CO3 + HBr = CO2 + LiBr + H2O =>
Li2CO3 + 2 HBr = CO2 + 2 LiBr + H2O
NiF2(aq) + Fe2(SO4)3(aq) = NiSO4 + FeF3(s) =>
3 NiF2(aq) + Fe2(SO4)3(aq) = 3 NiSO4 + 2 FeF3(s)
Ca0 + SO3 = CaSO3 =>
Ca0 + SO3 = CaSO3
HCl + Zn(OH)2 = ZnCl2 + H2O =>
2 HCl + Zn(OH)2 = ZnCl2 + 2 H2O
CdO(s)H2SO4(aq) = CdSO4(aq)H2O(l) =>
CdO(s)H2SO4(aq) = CdSO4(aq)H2O(l)
CrCl3 + NH3 + H2O = Cr(OH)3 + NH4Cl =>
CrCl3 + 3 NH3 + 3 H2O = Cr(OH)3 + 3 NH4Cl
PbS2 + PbSO4 = Pb + SO2 =>
PbS2 + 2 PbSO4 = 3 Pb + 4 SO2
HCl + Pb = PbCl2H2 =>
2 HCl + Pb = PbCl2H2
CrCl2 + Mg = MgCl2 + Cr =>
CrCl2 + Mg = MgCl2 + Cr
CO + Pb = PbCO =>
CO + Pb = PbCO
C2H5COOH + CaCO3 = C2H5COOHCa + CO2 + H2O =>
8 C2H5COOH + 7 CaCO3 = 7 C2H5COOHCa + 10 CO2 + 3 H2O
NO2(g) + H2O(l) = HNO3(g) + NO(g) =>
3 NO2(g) + H2O(l) = 2 HNO3(g) + NO(g)
C45H85O5 = C15 + H25 + O =>
5 C45H85O5 = 15 C15 + 17 H25 + 25 O
SrCl2(aq) + K2CO3(aq) = KCl(aq) + SrCO3(s) =>
SrCl2(aq) + K2CO3(aq) = 2 KCl(aq) + SrCO3(s)
C3H7OH + La(NO3)3 = C9H21O3La + HNO3 =>
3 C3H7OH + La(NO3)3 = C9H21O3La + 3 HNO3
F2 + AlBr2 = Br2 + AlF3 =>
3 F2 + 2 AlBr2 = 2 Br2 + 2 AlF3
K2Cr2O7 + SO2 + H2O = Cr2(SO4)3 + KOH =>
K2Cr2O7 + 3 SO2 + H2O = Cr2(SO4)3 + 2 KOH
C2H5OH + Cl2 + H2O = C2H3Cl3O2 + HCl =>
C2H5OH + 4 Cl2 + H2O = C2H3Cl3O2 + 5 HCl
Fe2O3 + H2SO4 + K = KFe2(SO4)3 + H2O =>
Fe2O3 + 3 H2SO4 + K = KFe2(SO4)3 + 3 H2O
As2S3 + NO3{-} + H{+} = As{5+} + SO42{-} + NO + H2O =>
3 As2S3 + 259 NO3{-} + 280 H{+} = 6 As{5+} + 9 SO42{-} + 259 NO + 140 H2O
HClO + NaOH = H2 + NaClO2 =>
HClO + NaOH = H2 + NaClO2
MgNO3 + CaI2 = CaNO3 + MgI2 =>
MgNO3 + CaI2 = CaNO3 + MgI2
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
CH3(CH2)2OH(l) + O2(g) = CO2(g) + H2O(l) =>
2 CH3(CH2)2OH(l) + 9 O2(g) = 6 CO2(g) + 8 H2O(l)
NaBr(g) + Cl2(g) = NaCl(g) + Br2(g) =>
2 NaBr(g) + Cl2(g) = 2 NaCl(g) + Br2(g)
FeS + CuSO4(aq) = FeSO4(aq) + CuS =>
FeS + CuSO4(aq) = FeSO4(aq) + CuS
Zn(OH)2 = ZnO + H2O =>
Zn(OH)2 = ZnO + H2O
NH2CH2CH2NH2 + NiCl2*6H2O = [Ni(NH2CH2CH2NH2)3Cl2] + H2O =>
3 NH2CH2CH2NH2 + NiCl2*6H2O = [Ni(NH2CH2CH2NH2)3Cl2] + 6 H2O
C2H5OH + Cl2 + H2O = C2H3Cl3O2 + HCl =>
C2H5OH + 4 Cl2 + H2O = C2H3Cl3O2 + 5 HCl
PbCl2 + Mn2O5 = PbO + MnCl5 =>
5 PbCl2 + Mn2O5 = 5 PbO + 2 MnCl5
Na2CO3 + FeS2 = Na2SO4 + Fe2S3O12 + CO + Na2O =>
15 Na2CO3 + 2 FeS2 = Na2SO4 + Fe2S3O12 + 15 CO + 14 Na2O
Co{2+} + H2O = (Co(H2O)6){2+} =>
Co{2+} + 6 H2O = (Co(H2O)6){2+}
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Équations équilibrées sur02/02/25
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