| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Cr2O3 + 7 H2 = 2 Cr3O + 7 H2O
Cu + ClO3 = Cu(ClO3)2 =>
Cu + 2 ClO3 = Cu(ClO3)2
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
CuO(s) + CH3COOH(aq) = Cu(CH3COO)2(aq) + H2O(l) =>
CuO(s) + 2 CH3COOH(aq) = Cu(CH3COO)2(aq) + H2O(l)
CaO(c) + P2O5(c) = Ca3(PO4)2 =>
3 CaO(c) + P2O5(c) = Ca3(PO4)2
Ni + Cr2O3 = NiO + Cr =>
3 Ni + Cr2O3 = 3 NiO + 2 Cr
K + H2O2 = K2O2 + H2 =>
2 K + H2O2 = K2O2 + H2
C2H2 + CH3OH = C3H6O =>
C2H2 + CH3OH = C3H6O
C2H6O2 + O2 = CO2 + H2O =>
2 C2H6O2 + 5 O2 = 4 CO2 + 6 H2O
Fe(s) + F(g) = FeF2(s) =>
Fe(s) + 2 F(g) = FeF2(s)
Br2 + H3AsO4 = As + HBrO2 + H2O =>
5 Br2 + 6 H3AsO4 = 6 As + 10 HBrO2 + 4 H2O
HCOOH + Mg(OH)2 = Mg(COOH)2 + H2O =>
2 HCOOH + Mg(OH)2 = Mg(COOH)2 + 2 H2O
Mn + Na2CO3 + KNO3 = Na2MnO4 + KNO2 + CO2 =>
Mn + Na2CO3 + 3 KNO3 = Na2MnO4 + 3 KNO2 + CO2
Ag(s) + HCl(aq) = AgCl(aq) + H2(g) =>
2 Ag(s) + 2 HCl(aq) = 2 AgCl(aq) + H2(g)
Ca(l)AlCl2 = AlCaCl2 =>
Ca(l)AlCl2 = AlCaCl2
Cu + CO = CuO + C =>
Cu + CO = CuO + C
NiCl2 + CH3COONa = Ni(CH3COO)2 + NaCl =>
NiCl2 + 2 CH3COONa = Ni(CH3COO)2 + 2 NaCl
AgNO3(aq) + CaBr2(aq) = AgBr(s) + Ca(NO3)2(aq) =>
2 AgNO3(aq) + CaBr2(aq) = 2 AgBr(s) + Ca(NO3)2(aq)
AlC3 + HCl = AlCl3 + HC =>
AlC3 + 3 HCl = AlCl3 + 3 HC
CH3CHO + NH3 = H2NCH(CH3)OH =>
CH3CHO + NH3 = H2NCH(CH3)OH
NH3 + H2O = NH3O + H2 =>
NH3 + H2O = NH3O + H2
C7H7NO2 + KMnO4 + H2SO4 = C7H5NO4 + K2SO4 + MnSO4 + H2O =>
5 C7H7NO2 + 6 KMnO4 + 9 H2SO4 = 5 C7H5NO4 + 3 K2SO4 + 6 MnSO4 + 14 H2O
(KO3S)2NO + H2SO4 + NaVO3 = Na2SO4 + H2O + HNO3 + V2(SO4)3 + K2SO4 =>
4(KO3S)2NO + 16 H2SO4 + 10 NaVO3 = 5 Na2SO4 + 14 H2O + 4 HNO3 + 5 V2(SO4)3 + 4 K2SO4
Br2 + H2O + AgNO3 = HNO3 + AgBr + AgBrO3 =>
3 Br2 + 3 H2O + 6 AgNO3 = 6 HNO3 + 5 AgBr + AgBrO3
Br2 + AgNO3 + H2O = HBrO + AgBr + HNO3 =>
Br2 + AgNO3 + H2O = HBrO + AgBr + HNO3
NaN3 + CuSO4 + KHSO3 + H2O = CuN3 + K2SO4 + Na2SO4 + H2SO4 =>
4 NaN3 + 4 CuSO4 + 2 KHSO3 + 2 H2O = 4 CuN3 + K2SO4 + 2 Na2SO4 + 3 H2SO4
Co(NO3)2 + CH3CSNH2 = CoS2 + CH3CNH2(NO3) =>
Co(NO3)2 + 2 CH3CSNH2 = CoS2 + 2 CH3CNH2(NO3)
Ba + Si = Ba4Si =>
4 Ba + Si = Ba4Si
MnSO4 + KBiO3 + HNO3 = HMnO4 + Bi(NO3)3 + K2SO4 + KNO3 + H2O =>
2 MnSO4 + 5 KBiO3 + 16 HNO3 = 2 HMnO4 + 5 Bi(NO3)3 + 2 K2SO4 + KNO3 + 7 H2O
HClO + NH3 = Cl2 + H2O + N2 =>
6 HClO + 2 NH3 = 3 Cl2 + 6 H2O + N2
Zn + NO2 = ZnO + N2 =>
4 Zn + 2 NO2 = 4 ZnO + N2
H2SO3(aq) + O2(g) = H2SO4(aq) =>
2 H2SO3(aq) + O2(g) = 2 H2SO4(aq)
Fe(SO4)3 + K(OH) = Fe(OH)3 + K(SO4) =>
Fe(SO4)3 + 3 K(OH) = Fe(OH)3 + 3 K(SO4)
K(MnO4) + KI + H2SO4 = Mn2(SO4) + K2(SO4) + I2 + H2O =>
2 K(MnO4) + 12 KI + 8 H2SO4 = Mn2(SO4) + 7 K2(SO4) + 6 I2 + 8 H2O
C6H5NH2 + CHCl3 + KOH = C6H5NC + KCl + H2O =>
C6H5NH2 + CHCl3 + 3 KOH = C6H5NC + 3 KCl + 3 H2O
Ca3(P(O4))2 + H3(P)O4 = Ca(H2(P)O4)2 =>
Ca3(P(O4))2 + 4 H3(P)O4 = 3 Ca(H2(P)O4)2
NaCl + N4OH = NaOH + N4Cl =>
NaCl + N4OH = NaOH + N4Cl
bromine + potassium = potassiumbromide =>
Br2 + 2 K = 2 KBr
K + Na2S = K2S + Na =>
2 K + Na2S = K2S + 2 Na
Mg(s) + O2(g) = MgO(s) =>
2 Mg(s) + O2(g) = 2 MgO(s)
H2C2H3O2 + CaCO3 = CO2 + H2O + Ca(C2H3O2)2 =>
16 H2C2H3O2 + 9 CaCO3 = 5 CO2 + 13 H2O + 9 Ca(C2H3O2)2
CuBr2 + FeCl2 = CuCl2 + FeBr2 =>
CuBr2 + FeCl2 = CuCl2 + FeBr2
K + HI = KI + H2 =>
2 K + 2 HI = 2 KI + H2
CH2CH2 + HCl = CH2ClCHCl + H2 =>
2 CH2CH2 + 4 HCl = 2 CH2ClCHCl + 3 H2
Cr + H2SO4 = Cr2(SO4)3 + SO2 + H2O =>
2 Cr + 6 H2SO4 = Cr2(SO4)3 + 3 SO2 + 6 H2O
Cu(OH)2(aq) = CuO(s) + H2O(l) =>
Cu(OH)2(aq) = CuO(s) + H2O(l)
AgNO3 + Br2 + H2O = AgBr + AgBrO2 + HNO3 =>
4 AgNO3 + 2 Br2 + 2 H2O = 3 AgBr + AgBrO2 + 4 HNO3
Br + OH = BrO3 + H2O =>
Br + 6 OH = BrO3 + 3 H2O
HCl(aq) + Na2SO4 = H2SO4 + NaCl =>
2 HCl(aq) + Na2SO4 = H2SO4 + 2 NaCl
MnO4{-} + Mn(H2O)6{2+} + OH{-} = MnO2 + H2O =>
2 MnO4{-} + 3 Mn(H2O)6{2+} + 4 OH{-} = 5 MnO2 + 20 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/06/25
Équations équilibrées sur03/08/24
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