| Équations équilibrées la veille |
CuSO4(aq) + Na2CrO4(aq) = CuCrO4 + Na2SO4
Cu + Mg2 = CuMg =>
2 Cu + Mg2 = 2 CuMg
KHSO4 + KHCO3 = K2SO4 + H2O + CO2 =>
KHSO4 + KHCO3 = K2SO4 + H2O + CO2
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
NaCl + H2O = Cl2 + H2 + NaOH = Cl2 + NaOH =>
2 NaCl + 2 H2O = Cl2 + H2 + 2 NaOH
Co(NO3)2 + KNO2 = Co(NO2)2 + K(NO3) =>
Co(NO3)2 + 2 KNO2 = Co(NO2)2 + 2 K(NO3)
Li(OH) + HMnO4 = LiMnO4 + H2O =>
Li(OH) + HMnO4 = LiMnO4 + H2O
K2S + MnSO4 = K2SO4 + MnS =>
K2S + MnSO4 = K2SO4 + MnS
Na3 + SO12 = Na12SO12 =>
4 Na3 + SO12 = Na12SO12
Fe(NO3)3 + KI = FeI2 + KNO3 + I =>
Fe(NO3)3 + 3 KI = FeI2 + 3 KNO3 + I
MnO4{-} + H2S2O3 + H{+} = Mn{2+} + HSO4{-} + H2O =>
8 MnO4{-} + 5 H2S2O3 + 14 H{+} = 8 Mn{2+} + 10 HSO4{-} + 7 H2O
LiOH + H2SO4 = Li2SO4 + H2O =>
2 LiOH + H2SO4 = Li2SO4 + 2 H2O
CaOH2SO4 = CaSO4H2O =>
CaOH2SO4 = CaSO4H2O
CH3NHCH3 + H2O = CO2 + H2 + N2 =>
2 CH3NHCH3 + 8 H2O = 4 CO2 + 15 H2 + N2
Na2CO3 + CaO2H2 = CaO + NaOH + CO2 =>
Na2CO3 + CaO2H2 = CaO + 2 NaOH + CO2
Cl + OH{-} = ClO{-} + Cl{-} + H2O =>
2 Cl + 2 OH{-} = ClO{-} + Cl{-} + H2O
HCl + N2 + O2 = HNO3 + Cl =>
2 HCl + N2 + 3 O2 = 2 HNO3 + 2 Cl
K2O + Cr2O3 + O2 = K2Cr2O7 =>
2 K2O + 2 Cr2O3 + 3 O2 = 2 K2Cr2O7
KCl + Mg(OH0)2 = KOH + MgCl2 =>
2 KCl + Mg(OH0)2 = 2 KOH + MgCl2
Pb{4+} + Fe{2+} = Fe{3+} + Pb{2+} =>
Pb{4+} + 2 Fe{2+} = 2 Fe{3+} + Pb{2+}
Pb(NO3)2 + NH4 + H2O = Pb(OH)2 + NH4NO3 =>
5 Pb(NO3)2 + 8 NH4 + 7 H2O = 5 Pb(OH)2 + 9 NH4NO3
V(NO3)3 + Cu3PO4 = VPO4 + CuNO3 =>
V(NO3)3 + Cu3PO4 = VPO4 + 3 CuNO3
(Bi0)2SO4 + Br2 + NaOH = NaBiO3 + H2O + NaBr + Na2SO4 =>
(Bi0)2SO4 + 4 Br2 + 12 NaOH = 2 NaBiO3 + 6 H2O + 8 NaBr + Na2SO4
Mn2O7 + HBr = MnBr2 + Br2 + H2O =>
Mn2O7 + 14 HBr = 2 MnBr2 + 5 Br2 + 7 H2O
H2 + MnO = H2O + Mn =>
H2 + MnO = H2O + Mn
SO4 + H2S = S0 + H2O =>
SO4 + 4 H2S = 5 S0 + 4 H2O
K2Cr2O7 + Na2S2O5 + H2SO4 + H2O = K2SO4Cr2(SO4)3*24H2O + Na2SO3 =>
K2Cr2O7 + 3 Na2S2O5 + H2SO4 + 23 H2O = K2SO4Cr2(SO4)3*24H2O + 3 Na2SO3
CH3COOH + AgNO3 = CH3NO3 + AgCOOH =>
CH3COOH + AgNO3 = CH3NO3 + AgCOOH
Na2SeO3 + Cl2 + NaOH = NaCl + H2O + NaSeO4 =>
2 Na2SeO3 + 3 Cl2 + 4 NaOH = 6 NaCl + 2 H2O + 2 NaSeO4
Al(CH3COO)3 + LiNO3 = AlNO3 + Li(CH3COO)3 =>
Al(CH3COO)3 + LiNO3 = AlNO3 + Li(CH3COO)3
KMnO4 + K2S + H2O = MnS + S2 + KOH =>
4 KMnO4 + 14 K2S + 16 H2O = 4 MnS + 5 S2 + 32 KOH
HClO + HCl + Mg = MgCl2 + H2O =>
HClO + HCl + Mg = MgCl2 + H2O
Cr(OH)2 + KOH = K2[Cr(OH)4] =>
Cr(OH)2 + 2 KOH = K2[Cr(OH)4]
Cu3P + NO3{-} + H{+} = Cu(NO3)2 + H2PO4{-} + NO + H2O =>
3 Cu3P + 29 NO3{-} + 26 H{+} = 9 Cu(NO3)2 + 3 H2PO4{-} + 11 NO + 10 H2O
HI + CN = ICN + H =>
HI + CN = ICN + H
HClO + C6H8O6 = C6H6O6 + Cl2 + H2O =>
2 HClO + C6H8O6 = C6H6O6 + Cl2 + 2 H2O
Mg(NO3)2 + KI = KNO3 + MgI2 =>
Mg(NO3)2 + 2 KI = 2 KNO3 + MgI2
C2H4O + KMnO4 + KOH = CH3COOK + MnO2 + H2O =>
3 C2H4O + 2 KMnO4 + KOH = 3 CH3COOK + 2 MnO2 + 2 H2O
P4S8 + HNO3 = NO + H3PO4 + SO2 + H2O =>
3 P4S8 + 52 HNO3 = 52 NO + 12 H3PO4 + 24 SO2 + 8 H2O
MoO3 = Mo4O11 + O2 =>
8 MoO3 = 2 Mo4O11 + O2
Ne + Ar = Ne3Ar5 =>
3 Ne + 5 Ar = Ne3Ar5
CrO23 = Cr2O3 + O2 =>
4 CrO23 = 2 Cr2O3 + 43 O2
ZnCl2 + H2 = Zn2 + HCl =>
2 ZnCl2 + 2 H2 = Zn2 + 4 HCl
CuS + NH4OH = (Cu(NH3)4) + S + H2O =>
CuS + 4 NH4OH = (Cu(NH3)4) + S + 4 H2O
(NH4)2CO3(aq) + K2CrO4(aq) = (NH4)2CrO4 + K2CO3 =>
(NH4)2CO3(aq) + K2CrO4(aq) = (NH4)2CrO4 + K2CO3
K2MnO4 + SO2 = K2SO4 + MnO2 =>
K2MnO4 + SO2 = K2SO4 + MnO2
Pb + Ca3N2 = Pb3N + Ca =>
6 Pb + Ca3N2 = 2 Pb3N + 3 Ca
H3AsO4 + H2O = H3O{+} + AsO4{3-} =>
H3AsO4 + 3 H2O = 3 H3O{+} + AsO4{3-}
KMnO4 + FeSO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO3 + H2O =>
2 KMnO4 + 12 FeSO4 + 9 H2SO4 = 6 Fe2(SO4)3 + 2 MnSO4 + K2SO3 + 9 H2O
Mg(NO3)2 + HCl = MgCl2 + NO3H =>
Mg(NO3)2 + 2 HCl = MgCl2 + 2 NO3H
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Équations équilibrées sur12/20/24
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