| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Cr2O7{-} + 7 Al + 42 H{+} = 6 Cr{3+} + 7 Al{3+} + 21 H2O
Cu(NH3)4{2+} + CH3COOH = Cu{2+} + CH3COO{-} + NH4{+} =>
Cu(NH3)4{2+} + 4 CH3COOH = Cu{2+} + 4 CH3COO{-} + 4 NH4{+}
C2H6O + CH4N2O + H2SO4 = C9H17N5S + NH2 + O2 =>
10 C2H6O + 88 CH4N2O + 12 H2SO4 = 12 C9H17N5S + 116 NH2 + 73 O2
ClO3{-} + Fe(OH)3 + OH{-} = FeO4{2-} + Cl{-} + H2O =>
ClO3{-} + 2 Fe(OH)3 + 4 OH{-} = 2 FeO4{2-} + Cl{-} + 5 H2O
C2H3Br + O2 = CO2 + H2O + Br2 =>
4 C2H3Br + 11 O2 = 8 CO2 + 6 H2O + 2 Br2
Al + Co(SO4)2 = Al(SO4) + Co =>
2 Al + Co(SO4)2 = 2 Al(SO4) + Co
NH4Cl + K2Cr2O7 + H2SO4 = (NH4)2SO4 + K2SO4 + CrO2Cl2 + H2O =>
4 NH4Cl + K2Cr2O7 + 3 H2SO4 = 2(NH4)2SO4 + K2SO4 + 2 CrO2Cl2 + 3 H2O
ClCH2COOH + NH3 = CH2NH2COOH + HCl =>
ClCH2COOH + NH3 = CH2NH2COOH + HCl
H2Cr2O7 + Sn(OH)4 = Sn(Cr2O7)2 + H2O =>
2 H2Cr2O7 + Sn(OH)4 = Sn(Cr2O7)2 + 4 H2O
Al2O + C = Al4C3 + CO =>
2 Al2O + 5 C = Al4C3 + 2 CO
Ra + O = RaO2 =>
Ra + 2 O = RaO2
Cl1 + O2 = Cl2O =>
4 Cl1 + O2 = 2 Cl2O
P4(s) + O2(g) = P2O5(s) =>
P4(s) + 5 O2(g) = 2 P2O5(s)
NH4Cl + HCHO = C6H12N4 + H2O + HCl =>
4 NH4Cl + 6 HCHO = C6H12N4 + 6 H2O + 4 HCl
Na2S2O7 + H2O = NaHSO4 =>
Na2S2O7 + H2O = 2 NaHSO4
(CH3COO)3Fe + H2O = CH3COOH + Fe(OH)3 =>
(CH3COO)3Fe + 3 H2O = 3 CH3COOH + Fe(OH)3
CH3OH + SOCl2 = CH3Cl + SO2 + HCl =>
CH3OH + SOCl2 = CH3Cl + SO2 + HCl
Na + Mg(C2H3O2)2 = Na(C2H3O2) + Mg =>
2 Na + Mg(C2H3O2)2 = 2 Na(C2H3O2) + Mg
Ba(NO3)2 + K2CrO4 = BaCrO4 + K(NO3) =>
Ba(NO3)2 + K2CrO4 = BaCrO4 + 2 K(NO3)
Zn(NO3)2 + K2CrO4 = Zn(CrO4)2 + K2NO3 =>
Zn(NO3)2 + 2 K2CrO4 = Zn(CrO4)2 + 2 K2NO3
H(NO3) + BaOH = H2O + Ba(NO3) =>
H(NO3) + BaOH = H2O + Ba(NO3)
Al(s) + H2O(l) = Al(OH)3(s) + H2(g) =>
2 Al(s) + 6 H2O(l) = 2 Al(OH)3(s) + 3 H2(g)
CaF2 + Br = CaBr2 + F2 =>
CaF2 + 2 Br = CaBr2 + F2
K2C2O4 + HMnO4 = KMnO4 + H2C2O4 =>
K2C2O4 + 2 HMnO4 = 2 KMnO4 + H2C2O4
PCl5(g) = PCl3 + Cl =>
PCl5(g) = PCl3 + 2 Cl
ClCH2COOH + NH3 = CH2NH2COOH + NH4Cl =>
ClCH2COOH + 2 NH3 = CH2NH2COOH + NH4Cl
Rb2SO3 + CoF2 = RbF + CoSO3 =>
Rb2SO3 + CoF2 = 2 RbF + CoSO3
Na2CrO4 + AlPO4 = Na3PO4 + Al2(CrO4)3 =>
3 Na2CrO4 + 2 AlPO4 = 2 Na3PO4 + Al2(CrO4)3
NaAl(OH)4 + HNO3 = NaNO3 + Al(OH)3 + H2O =>
NaAl(OH)4 + HNO3 = NaNO3 + Al(OH)3 + H2O
HKO + H3PO4 = KH2PO4 + H2O =>
HKO + H3PO4 = KH2PO4 + H2O
C6H5NO2 + Fe + HCl = C6H5NH3Cl + FeCl3 + H2O =>
C6H5NO2 + 2 Fe + 7 HCl = C6H5NH3Cl + 2 FeCl3 + 2 H2O
C4H6 + O2 = CO2 + H2O =>
2 C4H6 + 11 O2 = 8 CO2 + 6 H2O
Ca(NO3)2 + NaCl(aq) = CaCl2(aq) + NaNO3(aq) =>
Ca(NO3)2 + 2 NaCl(aq) = CaCl2(aq) + 2 NaNO3(aq)
AuCl4{-} + Cu = Au + Cl{-} + Cu{2+} =>
2 AuCl4{-} + 3 Cu = 2 Au + 8 Cl{-} + 3 Cu{2+}
ZnSO4 + C = Zn + CSO4 =>
ZnSO4 + C = Zn + CSO4
C6H + O = C2O + H2O =>
2 C6H + 7 O = 6 C2O + H2O
NH3(aq) + H(aq) = NH4 =>
NH3(aq) + H(aq) = NH4
K + Ag2S = AgK + S =>
2 K + Ag2S = 2 AgK + S
MgAl + HCl = H2 + MgCl2 + Al =>
MgAl + 2 HCl = H2 + MgCl2 + Al
K2Cr2O7 + C2H5OH = Cr2O3 + CH3COOH + KOH + H2O =>
2 K2Cr2O7 + 3 C2H5OH = 2 Cr2O3 + 3 CH3COOH + 4 KOH + H2O
ClCH2COOH + NH3 = H2NCH2COOH + NH4Cl =>
ClCH2COOH + 2 NH3 = H2NCH2COOH + NH4Cl
CuCO3 + Fe = Cu + FeCO3 =>
CuCO3 + Fe = Cu + FeCO3
C2H4 + SCl2 = C4H8Cl2S =>
2 C2H4 + SCl2 = C4H8Cl2S
NH4{+} + CO3{-2} = (NH4)2CO3 =>
2 NH4{+} + CO3{-2} = (NH4)2CO3
NaCO3(s) = Na(s) + O2(g) + CO2(g) =>
2 NaCO3(s) = 2 Na(s) + O2(g) + 2 CO2(g)
C2H3OCI + O2 = CO + H2O + CI2 =>
2 C2H3OCI + 3 O2 = 5 CO + 3 H2O + CI2
Mg + K2CO3 = MgO + CO2 + K =>
Mg + K2CO3 = MgO + CO2 + 2 K
Ca3N2 + H2O = H3N + CaO =>
Ca3N2 + 3 H2O = 2 H3N + 3 CaO
C6H5NO2 + Fe + HCl = C6H5NH3Cl + FeCl2 + H2O =>
C6H5NO2 + 3 Fe + 7 HCl = C6H5NH3Cl + 3 FeCl2 + 2 H2O
C3H8O2 = C3H4O + H2O + H2 =>
C3H8O2 = C3H4O + H2O + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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