| Équations équilibrées la veille |
4 Ni + 8 NaCN + O2 + 2 H2O = 4 NaNi(CN)2 + 4 NaOH
BaCO3(s) + C(s) + H2O(l) = CO(g) + Ba(OH)2 =>
BaCO3(s) + C(s) + H2O(l) = 2 CO(g) + Ba(OH)2
La2O3 + CuO + Ta2O5 + Ta3N5 = La2CuTaO5N =>
5 La2O3 + 5 CuO + Ta2O5 + Ta3N5 = 5 La2CuTaO5N
SOCl2 + H2O = HCl + SO2 =>
SOCl2 + H2O = 2 HCl + SO2
LiMnO4 + CoSO4 + H2SO4 = MnSO4 + Co2(SO4)3 + Li2SO4 + H2O =>
2 LiMnO4 + 10 CoSO4 + 8 H2SO4 = 2 MnSO4 + 5 Co2(SO4)3 + Li2SO4 + 8 H2O
N2H4 + N2O4 = N2 + H2O =>
2 N2H4 + N2O4 = 3 N2 + 4 H2O
Al + I2 = AlI3 =>
2 Al + 3 I2 = 2 AlI3
KH2PO4 + K2SiO3 = H2O + K3PO4 + SiO2 =>
KH2PO4 + K2SiO3 = H2O + K3PO4 + SiO2
Cr2O7{2-} + H{+} + Cu = Cu{2+} + H2O + Cr{+} =>
Cr2O7{2-} + 14 H{+} + 5 Cu = 5 Cu{2+} + 7 H2O + 2 Cr{+}
CH3COCH + O2 = C2 + H2O =>
2 CH3COCH + O2 = 3 C2 + 4 H2O
Fe(NO3)3 + NH3 + H2O = Fe(OH)3 + NH4NO3 =>
Fe(NO3)3 + 3 NH3 + 3 H2O = Fe(OH)3 + 3 NH4NO3
CoCl2(aq) + Na2C2O4(aq) = CoC2O4(aq) + NaCl(aq) =>
CoCl2(aq) + Na2C2O4(aq) = CoC2O4(aq) + 2 NaCl(aq)
Al(HCO3)3 + HNO3 = Al(NO3)3 + CO2H2O =>
Al(HCO3)3 + 3 HNO3 = Al(NO3)3 + 3 CO2H2O
C24H22 + O2 = CO2 + H2O =>
2 C24H22 + 59 O2 = 48 CO2 + 22 H2O
CH3CHCH2 + KMnO4 + H2O = CH3CHOHCH2OH + MnO2 + KOH =>
3 CH3CHCH2 + 2 KMnO4 + 4 H2O = 3 CH3CHOHCH2OH + 2 MnO2 + 2 KOH
Ba(NO3)2(aq) + Na2SO4 = BaSO4 + NaNO3(aq) =>
Ba(NO3)2(aq) + Na2SO4 = BaSO4 + 2 NaNO3(aq)
C6H7O2(ONO2)3 + O2 = CO2 + H2O + N2 =>
4 C6H7O2(ONO2)3 + 9 O2 = 24 CO2 + 14 H2O + 6 N2
CH3Br + KOH = C2H4 + H2O + KBr =>
2 CH3Br + 2 KOH = C2H4 + 2 H2O + 2 KBr
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Mg2O3 + Al = Mg + Al2O3 =>
Mg2O3 + 2 Al = 2 Mg + Al2O3
Ba + OH + H3PO4 = Ba3PO42 + H2O =>
3 Ba + 79 OH + H3PO4 = Ba3PO42 + 41 H2O
HCl + Fe2O3 = FeCl3 + H2O =>
6 HCl + Fe2O3 = 2 FeCl3 + 3 H2O
C4H9CHO + H2 = C5H12OH =>
2 C4H9CHO + 3 H2 = 2 C5H12OH
LiBr + H2O = LiOH + Br2 + H2 =>
2 LiBr + 2 H2O = 2 LiOH + Br2 + H2
HClO2 + Li2CO3 = CO2 + LiClO2 + H2O =>
2 HClO2 + Li2CO3 = CO2 + 2 LiClO2 + H2O
LiOH + K2O = KOH + Li2O =>
2 LiOH + K2O = 2 KOH + Li2O
MnO + N2O5 = MnO3 + NO2 =>
MnO + 2 N2O5 = MnO3 + 4 NO2
HBr + (NH4)2HPO4 = NH4Br + H3PO4 =>
2 HBr + (NH4)2HPO4 = 2 NH4Br + H3PO4
Co + H2SO4 = Co2S3 + CoSO4 + H2O =>
11 Co + 12 H2SO4 = Co2S3 + 9 CoSO4 + 12 H2O
NaPO4 + FeNO3 = NaNO3 + FePO4 =>
NaPO4 + FeNO3 = NaNO3 + FePO4
Zn + HOH = ZnOHH =>
Zn + HOH = ZnOHH
C2H6 + F2 = C2H3F3 + HF =>
C2H6 + 3 F2 = C2H3F3 + 3 HF
(NH4)2SO4(aq) + Ca(OH)2 = CaSO4(s) + NH3(g) + H2O(l) =>
(NH4)2SO4(aq) + Ca(OH)2 = CaSO4(s) + 2 NH3(g) + 2 H2O(l)
KNO3(aq) + NiCl2(aq) = KCl(aq) + Ni(NO3)2(aq) =>
2 KNO3(aq) + NiCl2(aq) = 2 KCl(aq) + Ni(NO3)2(aq)
CH3CH20H(l) + O2 = CH3CHO + H2O =>
2 CH3CH20H(l) + 11 O2 = 2 CH3CHO + 20 H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
SO3{2-} + SeO3{2-} + H{+} = Se{-} + SO4{2-} + H2O =>
5 SO3{2-} + 2 SeO3{2-} + 2 H{+} = 2 Se{-} + 5 SO4{2-} + H2O
HSO3{-} + H2O2 = SO4{2-} + H{+} + H2O =>
HSO3{-} + H2O2 = SO4{2-} + H{+} + H2O
AgNO3 + NaCO3{2-} = AgCO3{2-} + NaNO3 =>
AgNO3 + NaCO3{2-} = AgCO3{2-} + NaNO3
Na2O + H2SO4 = Na2(SO4) + H2O =>
Na2O + H2SO4 = Na2(SO4) + H2O
NH3(g) + O2(g) + CH(g) = HCN(aq) + H2O(l) =>
4 NH3(g) + 3 O2(g) + 4 CH(g) = 4 HCN(aq) + 6 H2O(l)
H2O(l) + CN{-}(aq) + MnO4{-}(aq) = CNO{-}(aq) + MnO2(s) + OH{-}(aq) =>
H2O(l) + 3 CN{-}(aq) + 2 MnO4{-}(aq) = 3 CNO{-}(aq) + 2 MnO2(s) + 2 OH{-}(aq)
Mn(OH)2 + KMnO4 = MnOOH + KOH + H2O =>
4 Mn(OH)2 + KMnO4 = 5 MnOOH + KOH + H2O
Na2S + Ag = Na2SAg =>
Na2S + Ag = Na2SAg
C8H18 + O2 + Cl2 = CO + HCl =>
C8H18 + 4 O2 + 9 Cl2 = 8 CO + 18 HCl
NH4OH + H2CO3 = NHCO + H2O =>
NH4OH + H2CO3 = NHCO + 3 H2O
PbCl2 + H2O2 + NaOH = Na4[Pb(OH)6] + Cl2 =>
PbCl2 + H2O2 + 4 NaOH = Na4[Pb(OH)6] + Cl2
C6H5COOH + NaOH = H2O + Na(C6H5COO) =>
C6H5COOH + NaOH = H2O + Na(C6H5COO)
Ca(HCO3)2 + NaOH = Ca(OH)2 + Na2CO3 + H2O =>
Ca(HCO3)2 + 4 NaOH = Ca(OH)2 + 2 Na2CO3 + 2 H2O
NaNO2 + Zn + NaOH + H2O = Na2[Zn(OH)4] + NH3 =>
NaNO2 + 3 Zn + 5 NaOH + 5 H2O = 3 Na2[Zn(OH)4] + NH3
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Équations équilibrées sur12/13/24
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