| Équations équilibrées la veille | Équations équilibrées le lendemain |
Pb + 6 NH4NO3 = Pb(NO3)2 + 5 N2 + 12 H2O
NO3 + CH2O = N2O + CO2 + H2O =>
4 NO3 + 5 CH2O = 2 N2O + 5 CO2 + 5 H2O
Zn(s) = Zn{2+} + (aq){-} =>
Zn(s) = Zn{2+} + 2(aq){-}
Br2 + S2O3{2-} + H2O = Br1{-} + SO42{-} + H{+} =>
81 Br2 + S2O3{2-} + 81 H2O = 162 Br1{-} + 2 SO42{-} + 162 H{+}
C4H8N2O3 + O2 = CO2 + H2O + N2H4CO =>
C4H8N2O3 + 3 O2 = 3 CO2 + 2 H2O + N2H4CO
NaVO3 + H2SO4 + Zn = VSO4 + ZnSO4 + H2O + Na2SO4 =>
2 NaVO3 + 6 H2SO4 + 3 Zn = 2 VSO4 + 3 ZnSO4 + 6 H2O + Na2SO4
NbN + K = NbK + N =>
NbN + K = NbK + N
FeSO4 + Br2 = FeBr2 + SO2 + O2 =>
FeSO4 + Br2 = FeBr2 + SO2 + O2
P2O4 = P2 + O2 =>
P2O4 = P2 + 2 O2
C6H110 + O2 = CO2 + H2O =>
2 C6H110 + 67 O2 = 12 CO2 + 110 H2O
H2S + H3PO4 = P2O3 + S + H2O =>
2 H2S + 2 H3PO4 = P2O3 + 2 S + 5 H2O
CuO + CO = Cu + CO2(s) =>
CuO + CO = Cu + CO2(s)
Ba{+2} + NO3{-} + Na{+} + SO4{-2} = BaNO3NaSO4 =>
Ba{+2} + NO3{-} + Na{+} + SO4{-2} = BaNO3NaSO4
C7H17 + O2 = H2O + CO =>
4 C7H17 + 31 O2 = 34 H2O + 28 CO
C + P2O = CO2 + P =>
C + 2 P2O = CO2 + 4 P
Cl2 + NaNO2 + H2O = NaNO3 + HCl =>
Cl2 + NaNO2 + H2O = NaNO3 + 2 HCl
CuCl2 + Fe = Cl2Fe + Cu =>
CuCl2 + Fe = Cl2Fe + Cu
H2CO3 + Ba(NO3)2 = BaCO3 + HNO3 =>
H2CO3 + Ba(NO3)2 = BaCO3 + 2 HNO3
KHS + NaOH = K2S + NaHS + H2O =>
2 KHS + NaOH = K2S + NaHS + H2O
ZnS + HNO3 = Zn(NO3)2 + NO + SO2 + H2O =>
ZnS + 4 HNO3 = Zn(NO3)2 + 2 NO + SO2 + 2 H2O
Na2SO4 + CaCl2 = CaSO4 + NaCl =>
Na2SO4 + CaCl2 = CaSO4 + 2 NaCl
Na + PO4 + CrBr2 = Cr2(PO4)2 + NaBr =>
4 Na + 2 PO4 + 2 CrBr2 = Cr2(PO4)2 + 4 NaBr
NaCl + H2O + CO2 + NH3 = NaHCO3 + NH4Cl =>
NaCl + H2O + CO2 + NH3 = NaHCO3 + NH4Cl
C6H3(OH)3 + KOH = C6H3(OK)3 + H2O =>
C6H3(OH)3 + 3 KOH = C6H3(OK)3 + 3 H2O
KMnO4 + ZnCl2 = KCl + Zn(MnO4)2 =>
2 KMnO4 + ZnCl2 = 2 KCl + Zn(MnO4)2
Al(OH)3 + NH3 = Al(NH)3 + OH3 =>
Al(OH)3 + 3 NH3 = Al(NH)3 + 3 OH3
KClO3 + H2SO4 + FeSO4 = Fe(SO4)3 + KCl + H2O =>
2 KClO3 + 6 H2SO4 + 3 FeSO4 = 3 Fe(SO4)3 + 2 KCl + 6 H2O
SeCl6 + O2 = SeO0 + Cl2 =>
2 SeCl6 + O2 = 2 SeO0 + 6 Cl2
Rb2SO4 + AlBr3 = Rb2Br3 + AlSO4 =>
Rb2SO4 + AlBr3 = Rb2Br3 + AlSO4
SrCl2 + CaCO3 = CaCl2 + SrC + O2 =>
2 SrCl2 + 2 CaCO3 = 2 CaCl2 + 2 SrC + 3 O2
H2C2O4 + CaCl2 = CaC2O4 + HCl =>
H2C2O4 + CaCl2 = CaC2O4 + 2 HCl
AgNO3 + Na2SO3 + KOH = Ag + Na2SO4 + KNO3 + H2O =>
2 AgNO3 + Na2SO3 + 2 KOH = 2 Ag + Na2SO4 + 2 KNO3 + H2O
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
HCl + Al(OH)3 = AlCl3 + H2O =>
3 HCl + Al(OH)3 = AlCl3 + 3 H2O
Al + CO = Al2CO =>
2 Al + CO = Al2CO
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
Ba(NO3)2 + NH4F = NH4NO3 + BaF2 =>
Ba(NO3)2 + 2 NH4F = 2 NH4NO3 + BaF2
CrBr3 + NaSiO3 = Cr(SiO3)3 + NaBr =>
CrBr3 + 3 NaSiO3 = Cr(SiO3)3 + 3 NaBr
Ba(OH)2 + HClO4 = Ba(ClO4)2 + H(OH) =>
Ba(OH)2 + 2 HClO4 = Ba(ClO4)2 + 2 H(OH)
KAl2Si3AlO10(OH)2 + KMg2AlSi2Al2O10(OH)2 + SiO2 = KAlSi3O8 + Mg2Al4Si5O18 + H2O =>
KAl2Si3AlO10(OH)2 + KMg2AlSi2Al2O10(OH)2 + 6 SiO2 = 2 KAlSi3O8 + Mg2Al4Si5O18 + 2 H2O
CuO = Cu + O2 =>
2 CuO = 2 Cu + O2
CH3NH2 + O2 = CO2 + H2O + N2 =>
4 CH3NH2 + 9 O2 = 4 CO2 + 10 H2O + 2 N2
C2H5NH2 + O2 = CO2 + H2O + N2 =>
4 C2H5NH2 + 15 O2 = 8 CO2 + 14 H2O + 2 N2
C3H7NH2 + H2O = C3H7OH + NH3 =>
C3H7NH2 + H2O = C3H7OH + NH3
Cr + NH3 = Cr(NH3)4 =>
Cr + 4 NH3 = Cr(NH3)4
NaCl + Fe2(SO4)3 = FeCl3 + Na2SO4 =>
6 NaCl + Fe2(SO4)3 = 2 FeCl3 + 3 Na2SO4
CaO + H2O = H2OCaO =>
CaO + H2O = H2OCaO
K3[Fe(CN)6] + KOH = K4[Fe(CN)6] + O2 + H2O =>
4 K3[Fe(CN)6] + 4 KOH = 4 K4[Fe(CN)6] + O2 + 2 H2O
NH3 + I2 = NH3I =>
2 NH3 + I2 = 2 NH3I
Zn + NO3{-} + H2O = ZnO2{2-} + NH3 + H{+} =>
4 Zn + NO3{-} + 5 H2O = 4 ZnO2{2-} + NH3 + 7 H{+}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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