| Équations équilibrées la veille |
3 CH3CHCH2 + 2 KMnO4 + 4 H2O = 3 C3H8O2 + 2 KOH + 2 MnO2
HCl(aq) + NaOH(s) = NaCl(aq)H2O(l) =>
HCl(aq) + NaOH(s) = NaCl(aq)H2O(l)
BaBr2 + Cr(C2H3O2)3 = Ba(C2H3O2)3 + CrBr2 =>
BaBr2 + Cr(C2H3O2)3 = Ba(C2H3O2)3 + CrBr2
CaCl2(aq) + Na3PO4(aq) = CaPO4 + Na3Cl2 =>
CaCl2(aq) + Na3PO4(aq) = CaPO4 + Na3Cl2
Al + Ce2 = AlCe3 =>
2 Al + 3 Ce2 = 2 AlCe3
Na + ScCl3 = Sc + NaCl =>
3 Na + ScCl3 = Sc + 3 NaCl
Pb2(aq) + Cl(aq) = PbCl2(s) =>
Pb2(aq) + 4 Cl(aq) = 2 PbCl2(s)
HBrO3 + HI = I2 + HBrO + H2O =>
HBrO3 + 4 HI = 2 I2 + HBrO + 2 H2O
C2H4O2 + SrCO3 = Sr(C2H3O2)2 + CO2 + H2O =>
2 C2H4O2 + SrCO3 = Sr(C2H3O2)2 + CO2 + H2O
Sr + F2 = Sr2F =>
4 Sr + F2 = 2 Sr2F
Br2 + KNO2 + KOH = KBr + KNO3 + H2O =>
Br2 + KNO2 + 2 KOH = 2 KBr + KNO3 + H2O
H2CO3 = CO2 + H2O =>
H2CO3 = CO2 + H2O
CUCO3 = CUO + CO2(g) =>
CUCO3 = CUO + CO2(g)
N2 + H2O = NH3 + O2 =>
2 N2 + 6 H2O = 4 NH3 + 3 O2
Cl(OH)2 + Al2(SO4)3 = ClSO4 + Al(OH)3 =>
3 Cl(OH)2 + Al2(SO4)3 = 3 ClSO4 + 2 Al(OH)3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Al(s) + Cl2(q) = AlCl3(s) =>
2 Al(s) + 3 Cl2(q) = 2 AlCl3(s)
CaCl2(aq) + NaOH = Ca(OH)2 + NaCl =>
CaCl2(aq) + 2 NaOH = Ca(OH)2 + 2 NaCl
BeCo3 + O2 = BeO + Co2 =>
2 BeCo3 + O2 = 2 BeO + 3 Co2
CaO + N2O3 = Ca(NO2)2 =>
CaO + N2O3 = Ca(NO2)2
HCOOH + Cu(OH)2 = Cu(HCOO)2 + H2O =>
2 HCOOH + Cu(OH)2 = Cu(HCOO)2 + 2 H2O
Fe2(SO4)3 + Cl2 + KOH = K2FeO4 + KCl + K2SO4 + H2O =>
Fe2(SO4)3 + 3 Cl2 + 16 KOH = 2 K2FeO4 + 6 KCl + 3 K2SO4 + 8 H2O
CO(s) + Br2(l) = COBr3(s) =>
2 CO(s) + 3 Br2(l) = 2 COBr3(s)
MgBr2 + Cl2 = Br2 + MgCl2 =>
MgBr2 + Cl2 = Br2 + MgCl2
MnWO4 + O2 + Na2CO3 = Na2WO4 + MnO2 + CO2 =>
2 MnWO4 + O2 + 2 Na2CO3 = 2 Na2WO4 + 2 MnO2 + 2 CO2
KJ + H2SO4 = K2SO4 + H2S + J2 + H2O =>
8 KJ + 5 H2SO4 = 4 K2SO4 + H2S + 4 J2 + 4 H2O
OMg + H2O = Mg(OH)2 =>
OMg + H2O = Mg(OH)2
Na2CO3 + CrBr3 = Cr2(CO3)3 + NaBr =>
3 Na2CO3 + 2 CrBr3 = Cr2(CO3)3 + 6 NaBr
C6H4NO2CH3NCH3 + Na2S2O4 + NaOH = C6H4CH3CH3NNH2 + Na2SO4 =>
C6H4NO2CH3NCH3 + Na2S2O4 + 2 NaOH = C6H4CH3CH3NNH2 + 2 Na2SO4
I2 + HNO3 = HIO3 + NO2 + H2O =>
I2 + 10 HNO3 = 2 HIO3 + 10 NO2 + 4 H2O
Zn(OH)2 + HNO3 = Zn(NO3)2 + H2O =>
Zn(OH)2 + 2 HNO3 = Zn(NO3)2 + 2 H2O
CrO3 + CH3OH = Cr5O12 + CO2 + H2O =>
5 CrO3 + CH3OH = Cr5O12 + CO2 + 2 H2O
Al(OH)3(aq) + H2SO4(aq) = Al{3+}(aq) + SO4{2-}(aq) + H2O =>
2 Al(OH)3(aq) + 3 H2SO4(aq) = 2 Al{3+}(aq) + 3 SO4{2-}(aq) + 6 H2O
IO3{-} + I{-} + Cl2{-} + H{+} = ICl2{-} + H2O =>
IO3{-} + 5 I{-} + 6 Cl2{-} + 6 H{+} = 6 ICl2{-} + 3 H2O
Na2CO3 + KOH = NaOH + K2CO3 =>
Na2CO3 + 2 KOH = 2 NaOH + K2CO3
Pb(NO)3 + Na2SO4 = PbSO4 + Na2(NO)3 =>
Pb(NO)3 + Na2SO4 = PbSO4 + Na2(NO)3
SO2 + Cu(OH)2 = CuSO3 + HOH =>
SO2 + Cu(OH)2 = CuSO3 + HOH
KClO3 + K2CO4 + Cr2O3 = KCl + CO2 + K2CrO4 =>
KClO3 + 6 K2CO4 + 3 Cr2O3 = KCl + 6 CO2 + 6 K2CrO4
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
KH2PO4 + MgCl2 = Mg(H2PO4)2 + KCl =>
2 KH2PO4 + MgCl2 = Mg(H2PO4)2 + 2 KCl
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
NO2(g) + H2(g) = N2H4(g) + H2O(g) =>
2 NO2(g) + 6 H2(g) = N2H4(g) + 4 H2O(g)
ClO3 + KCl + H2SO4 = K2SO4 + Cl + H2O =>
ClO3 + 6 KCl + 3 H2SO4 = 3 K2SO4 + 7 Cl + 3 H2O
CaCO3 + HCl = CaCl2 + H2O + CO2 =>
CaCO3 + 2 HCl = CaCl2 + H2O + CO2
Ag + HNO3(k) = AgNO3 + NO2 + H2O =>
Ag + 2 HNO3(k) = AgNO3 + NO2 + H2O
C17H35COONa + HOH = C17H35COOH + NaOH =>
C17H35COONa + HOH = C17H35COOH + NaOH
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
CH4N2O + H2O = NH4NO3 + CH4 =>
CH4N2O + 2 H2O = NH4NO3 + CH4
SiH4 + K2Cr2O7 + H2O = H2SiO3 + KOH + Cr(OH)3 =>
3 SiH4 + 4 K2Cr2O7 + 13 H2O = 3 H2SiO3 + 8 KOH + 8 Cr(OH)3
WC = W2C + C =>
2 WC = W2C + C
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