| Équations équilibrées la veille | Équations équilibrées le lendemain |
FeI2 + 4 HNO3 = 2 H2O + I2 + Fe(NO3)3 + NO
K2Cd(CN)4 + KOH = Cd(OH)2 + KCN =>
K2Cd(CN)4 + 2 KOH = Cd(OH)2 + 4 KCN
Ba(NO3)2(aq) + NaCl(s) = BaCl2 + NaNO3 =>
Ba(NO3)2(aq) + 2 NaCl(s) = BaCl2 + 2 NaNO3
NbO2 + W = Nb + WO4 =>
2 NbO2 + W = 2 Nb + WO4
Ba(NO3)2(at) + (NH4)2CO3(aq) = BaCO3(s) + NH4NO3(aq) =>
Ba(NO3)2(at) + (NH4)2CO3(aq) = BaCO3(s) + 2 NH4NO3(aq)
Na2O + Cr(C2H3O2)2 = CrO + NaC2H3O2 =>
Na2O + Cr(C2H3O2)2 = CrO + 2 NaC2H3O2
Zn + Cr2O7{2-} + H{+} = Zn2{+} + Cr3{+} + H2O =>
68 Zn + 3 Cr2O7{2-} + 42 H{+} = 34 Zn2{+} + 2 Cr3{+} + 21 H2O
Na2Cl + Cu(NO3)2 = NaNO3 + CuCl =>
Na2Cl + Cu(NO3)2 = 2 NaNO3 + CuCl
Fe(OH)3 + H3PO4 = FePO4 + H2O =>
Fe(OH)3 + H3PO4 = FePO4 + 3 H2O
K3PO4 + Pb(CO3)2 = K2CO3 + Pb3(PO4)4 =>
4 K3PO4 + 3 Pb(CO3)2 = 6 K2CO3 + Pb3(PO4)4
C6H5OCl + Br2 = C6H4OClBr + HBr =>
C6H5OCl + Br2 = C6H4OClBr + HBr
C2H2SH + O2 = CO2 + H2O + SO2 =>
4 C2H2SH + 15 O2 = 8 CO2 + 6 H2O + 4 SO2
CuSO4(H2O)5 + NH2CH2CH2NH2 = (Cu(NH2CH2CH2NH2)2)(SO4)(H2O)5 =>
CuSO4(H2O)5 + 2 NH2CH2CH2NH2 = (Cu(NH2CH2CH2NH2)2)(SO4)(H2O)5
HNO3 + [Cu(NH3)4]SO4 = H2SO4 + [Cu(NH3)4](NO3)2 =>
2 HNO3 + [Cu(NH3)4]SO4 = H2SO4 + [Cu(NH3)4](NO3)2
VO2{+} + H{+} + ClO2{-} = VO{+2)+ClO2+H2O =>
VO2{+} + 2 H{+} + ClO2{-} = VO{+2)+ClO2+H2O
FeSO4*7H2O + H2O2 + NH3 = Fe2O3 + H2O + (NH4)2SO4 =>
2 FeSO4*7H2O + H2O2 + 4 NH3 = Fe2O3 + 13 H2O + 2(NH4)2SO4
UO2 + H2SO4 + H2O2 = UO2SO4 + H2O =>
UO2 + H2SO4 + H2O2 = UO2SO4 + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C6H11NO + O2 = H2O + CO2 + N =>
4 C6H11NO + 33 O2 = 22 H2O + 24 CO2 + 4 N
Mg + HCI = Mg2CI + H2 =>
4 Mg + 2 HCI = 2 Mg2CI + H2
Pb(ClO3)2 + K2SO4 = PbSO4 + KClO3 =>
Pb(ClO3)2 + K2SO4 = PbSO4 + 2 KClO3
Ca + H3PO4 = Ca3PO4 + H2 =>
6 Ca + 2 H3PO4 = 2 Ca3PO4 + 3 H2
Eu(OH)2 + H2Te + H2SeO4 = Eu2(SeO4)Te + H2O =>
2 Eu(OH)2 + H2Te + H2SeO4 = Eu2(SeO4)Te + 4 H2O
Cu + Ag2C2O4 = Cu2C2O4 + Ag =>
2 Cu + Ag2C2O4 = Cu2C2O4 + 2 Ag
Hg2(NO3)2 + NH4Cl = Hg2Cl2 + NH4NO3 =>
Hg2(NO3)2 + 2 NH4Cl = Hg2Cl2 + 2 NH4NO3
VO + HCl = VCl2 + H2O =>
VO + 2 HCl = VCl2 + H2O
CaCl2 + K2Cr2O7 = KCl + CaCr2O7 =>
CaCl2 + K2Cr2O7 = 2 KCl + CaCr2O7
NaCl + Na2SO4 = Na2SO4NaCl =>
NaCl + Na2SO4 = Na2SO4NaCl
MgSO3 + AlPO3 = Mg3(PO3)2 + Al2(SO3)3 =>
3 MgSO3 + 2 AlPO3 = Mg3(PO3)2 + Al2(SO3)3
KCl(aq) + PbS(aq) = K2S(aq) + PbCl2(aq) =>
2 KCl(aq) + PbS(aq) = K2S(aq) + PbCl2(aq)
H5Ar5 + C = HC + Ar =>
H5Ar5 + 5 C = 5 HC + 5 Ar
Mg(s) + H2O(i) = Mg(OH)2(aq) + H2(g) =>
Mg(s) + 2 H2O(i) = Mg(OH)2(aq) + H2(g)
K3Fe(CN)6(aq) + Zn(NO3)2(aq) = K3Fe(NO3)6(aq) + Zn(CN)2(s) =>
K3Fe(CN)6(aq) + 3 Zn(NO3)2(aq) = K3Fe(NO3)6(aq) + 3 Zn(CN)2(s)
CoSO4 + H2O = CoSO4*H2O =>
CoSO4 + H2O = CoSO4*H2O
Cl2 + NaBr = BrCl + Na =>
Cl2 + 2 NaBr = 2 BrCl + 2 Na
Na2[Sn(OH)4] + Ba(NO3)2 + NaOH = Ba(oh)2 + NaNO3 + Na2[Sn(OH)6] =>
2 Na2[Sn(OH)4] + 2 Ba(NO3)2 + 4 NaOH = Ba(oh)2 + 4 NaNO3 + 2 Na2[Sn(OH)6]
Ca + PbO = CaO + Pb =>
Ca + PbO = CaO + Pb
Cu24O + O2 = CuO =>
2 Cu24O + 23 O2 = 48 CuO
H2O + Cl2O7 = ClO2 + OH =>
3 H2O + Cl2O7 = 2 ClO2 + 6 OH
FePO4 + HNO3 = NO2 + HPO4 + FeO =>
FePO4 + HNO3 = NO2 + HPO4 + FeO
MnO2 + ClO3{-} + OH{-} = MnO3{-} + Cl{-} + H2O =>
6 MnO2 + ClO3{-} + 6 OH{-} = 6 MnO3{-} + Cl{-} + 3 H2O
KMnO4 + KOH = O2 + K2MnO4 + H2O =>
4 KMnO4 + 4 KOH = O2 + 4 K2MnO4 + 2 H2O
Al2O2 + H2SO4 = AlSO4 + H2O =>
Al2O2 + 2 H2SO4 = 2 AlSO4 + 2 H2O
C2H4 + MnO4{-} + H2O = C2H2O4 + MnO2 + OH{-} =>
3 C2H4 + 10 MnO4{-} + 2 H2O = 3 C2H2O4 + 10 MnO2 + 10 OH{-}
FeCl3 + K3[Fe(CN)6] = Fe[Fe(CN)6] + KCl =>
FeCl3 + K3[Fe(CN)6] = Fe[Fe(CN)6] + 3 KCl
Ca(No3)2 + Na2Co3 + HCl = CaCo3 + NaCl + HNo3 =>
Ca(No3)2 + Na2Co3 + 2 HCl = CaCo3 + 2 NaCl + 2 HNo3
Pb2 + Na2CO3 = Pb2(Na2CO3) =>
Pb2 + Na2CO3 = Pb2(Na2CO3)
W2(NH3)4(H2O)4Cl4 + CO = W(CO)6 + NH4OH + Cl2 =>
W2(NH3)4(H2O)4Cl4 + 12 CO = 2 W(CO)6 + 4 NH4OH + 2 Cl2
FeOHBr + HCl = FeBr2 + FeCl2 + H2O =>
2 FeOHBr + 2 HCl = FeBr2 + FeCl2 + 2 H2O
S{-2} + I2 = I{-3} + S =>
3 S{-2} + I2 = 2 I{-3} + 3 S
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/20/25
Équations équilibrées sur03/22/24
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