| Équations équilibrées la veille |
6 NaAlO2 + 4 H2O + Al2(SO4)3 = 8 AlOOH + 3 Na2SO4
Be(s) + HCl(aq) = H2(g) + BeCl2(aq) =>
Be(s) + 2 HCl(aq) = H2(g) + BeCl2(aq)
Al(OH)3 + NaOH = Na(AlO2) + H2O =>
Al(OH)3 + NaOH = Na(AlO2) + 2 H2O
SO4 + H2O + Na3PO4 = SO4PO4 + NaH2O =>
SO4 + 3 H2O + Na3PO4 = SO4PO4 + 3 NaH2O
BaSO4 + NH4NO3 = (NH4)2SO4 + Ba(NO3)2 =>
BaSO4 + 2 NH4NO3 = (NH4)2SO4 + Ba(NO3)2
Co(OH)3 + KI = CoI2 + I2 + KOH =>
2 Co(OH)3 + 6 KI = 2 CoI2 + I2 + 6 KOH
Br2 + NaOH = BrOH + Na =>
Br2 + 2 NaOH = 2 BrOH + 2 Na
K2Cr2O7 + KOH + FeSO4 + H2O = K3(Cr(OH)6) + Fe(OH)3 + K2SO4 =>
K2Cr2O7 + 16 KOH + 6 FeSO4 + 7 H2O = 2 K3(Cr(OH)6) + 6 Fe(OH)3 + 6 K2SO4
NH4(SO4) + SrF2 = NH4F + Sr(SO4)2 =>
2 NH4(SO4) + SrF2 = 2 NH4F + Sr(SO4)2
Ca(HO)2 + H2SO4 = Ca2(SO4)2 + H2O =>
2 Ca(HO)2 + 2 H2SO4 = Ca2(SO4)2 + 4 H2O
NO3 + AlCl = Al(NO3)3 + Cl =>
3 NO3 + AlCl = Al(NO3)3 + Cl
Na3PO4 + H2O = Na{+]+OH{-}+[H2PO4{-}] =>
Na3PO4 + 2 H2O = 3 Na{+]+2OH{-}+[H2PO4{-}]
KSO4 + MgCl2 = Cl2SO4 + MgK =>
KSO4 + MgCl2 = Cl2SO4 + MgK
CrCl2 + NaOH + Cl2 = Na2CrO4 + NaCl + H2O =>
CrCl2 + 8 NaOH + 2 Cl2 = Na2CrO4 + 6 NaCl + 4 H2O
KMnO4 + Ag + H2SO4 = Ag2SO4 + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 10 Ag + 8 H2SO4 = 5 Ag2SO4 + 2 MnSO4 + K2SO4 + 8 H2O
HCOOH + CH3OH = CH3COOH + H2O =>
HCOOH + CH3OH = CH3COOH + H2O
C2H5COH + H2 = C2H5COH3 =>
C2H5COH + H2 = C2H5COH3
MoS3 + HNO3 = H2MoO4 + H2O + H2SO4 + NO2 =>
MoS3 + 24 HNO3 = H2MoO4 + 8 H2O + 3 H2SO4 + 24 NO2
C6H12(s) + O2(g) = C6H8O4H2 + H2O(l) =>
2 C6H12(s) + 5 O2(g) = 2 C6H8O4H2 + 2 H2O(l)
BaCO3 + HBr = BaBr2 + CO2 + H2O =>
BaCO3 + 2 HBr = BaBr2 + CO2 + H2O
Zn + NaOH = Na2ZnO2 + H3 =>
3 Zn + 6 NaOH = 3 Na2ZnO2 + 2 H3
N2(G) + O2(G) = NO(G) =>
N2(G) + O2(G) = 2 NO(G)
Na + S = Na2S =>
2 Na + S = Na2S
C10H22 + O2 = (CO2) + H2O =>
2 C10H22 + 31 O2 = 20(CO2) + 22 H2O
NaI(aq) + Hg2(NO3)2(aq) = NaHg2 + I(NO3)2 =>
NaI(aq) + Hg2(NO3)2(aq) = NaHg2 + I(NO3)2
Hg + F2 = HgF2 =>
Hg + F2 = HgF2
Cu2O + HCl + Zn = Cu + ZnCl2 + H2O =>
Cu2O + 2 HCl + Zn = 2 Cu + ZnCl2 + H2O
CH3Cl2 + Cl2 = CHCl + HCl =>
2 CH3Cl2 + Cl2 = 2 CHCl + 4 HCl
PbO2 + NaOH + Cr2(SO4)3 = Pb(OH)2 + Na2SO4 + NaCrO4 =>
4 PbO2 + 8 NaOH + Cr2(SO4)3 = 4 Pb(OH)2 + 3 Na2SO4 + 2 NaCrO4
CaCO3 + SiO2 = CaO + Si(CO3)2 =>
2 CaCO3 + SiO2 = 2 CaO + Si(CO3)2
potassium + iodine = potassiumiodide =>
2 K + I2 = 2 KI
Hg(No3)2 + K3Po4 = Hg3(Po4)2 + KNo3 =>
3 Hg(No3)2 + 2 K3Po4 = Hg3(Po4)2 + 6 KNo3
MnSO4 + K2S2O8 + H2O = HMnO4 + K2SO4 + H2SO4 =>
2 MnSO4 + 5 K2S2O8 + 8 H2O = 2 HMnO4 + 5 K2SO4 + 7 H2SO4
Cu + NH3 + H2O2 = (Cu(NH3)4)(OH)2 =>
Cu + 4 NH3 + H2O2 = (Cu(NH3)4)(OH)2
Be(OH)2 + NH4Cl = BeCl2 + NH3 + H2O =>
Be(OH)2 + 2 NH4Cl = BeCl2 + 2 NH3 + 2 H2O
Cr(s) + S8(S) = Cr2S3(S) =>
18 Cr(s) + 4 S8(S) = 9 Cr2S3(S)
C + H2O = (C12H22O11) =>
12 C + 11 H2O = (C12H22O11)
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
K2SO4(aq) + MgCl2(aq) = KCl + MgSO4 =>
K2SO4(aq) + MgCl2(aq) = 2 KCl + MgSO4
Ba(OH)2(aq) + NH4Cl(aq) = BaCl2(aq) + NH3(g) + HOH(l) =>
Ba(OH)2(aq) + 2 NH4Cl(aq) = BaCl2(aq) + 2 NH3(g) + 2 HOH(l)
[PtCl6]{2-} + CO + OH{-} = Pt + CO2 + Cl{-} + H2O =>
[PtCl6]{2-} + 2 CO + 4 OH{-} = Pt + 2 CO2 + 6 Cl{-} + 2 H2O
Ca(NO3)2(aq) + (NH4)2C2O4(aq) = Ca(C2O4)(aq) + NH4(NO3)(aq) =>
Ca(NO3)2(aq) + (NH4)2C2O4(aq) = Ca(C2O4)(aq) + 2 NH4(NO3)(aq)
Fe{+3} + SCN{-} = Fe(SCN)3 =>
Fe{+3} + 3 SCN{-} = Fe(SCN)3
CH3OH = CH4 + CO2 + H2O =>
4 CH3OH = 3 CH4 + CO2 + 2 H2O
C5H12 + Br2 = C6H13Br + HBr =>
6 C5H12 + 6 Br2 = 5 C6H13Br + 7 HBr
Br2 + Mn(NO3)2 + NaOH = MnO2 + NaNO3 + HBr =>
Br2 + Mn(NO3)2 + 2 NaOH = MnO2 + 2 NaNO3 + 2 HBr
Ca(CH3COO)2 + C2H5OH = CH3COOH + Ca(C2H5O)2 =>
Ca(CH3COO)2 + 2 C2H5OH = 2 CH3COOH + Ca(C2H5O)2
HNO3 + CuCO3 = CO2 + H2O + Cu(NO3)2 =>
2 HNO3 + CuCO3 = CO2 + H2O + Cu(NO3)2
HgCl2 + NH3 + H2O = Hg2(NH2)OCl + NH4Cl =>
2 HgCl2 + 4 NH3 + H2O = Hg2(NH2)OCl + 3 NH4Cl
AgCl + NaOH = Ag + H2O + NaCl + O2 =>
4 AgCl + 4 NaOH = 4 Ag + 2 H2O + 4 NaCl + O2
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