| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HClO(aq) + Na2CO3 = 2 NaClO + H2O + CO2
C6H5CHO + Cr2O2{-}7 + H{+} = C6H5COOH + Cr3{+} + H2O =>
7 C6H5CHO + 6 Cr2O2{-}7 + 10 H{+} = 7 C6H5COOH + 4 Cr3{+} + 5 H2O
FeCl3 + ClF3 = FeF3 + Cl =>
FeCl3 + ClF3 = FeF3 + 4 Cl
(NH4)OH = HOH + NH3 =>
(NH4)OH = HOH + NH3
Na2CO3 + HCl = NaCl + NaHCO3 =>
Na2CO3 + HCl = NaCl + NaHCO3
C10H10Fe(s) + O2(g) = CO2(g) + Fe2O3(s) + H2O =>
4 C10H10Fe(s) + 53 O2(g) = 40 CO2(g) + 2 Fe2O3(s) + 20 H2O
Si + NaOH + H2O = Na2SiO3 + H2 =>
Si + 2 NaOH + H2O = Na2SiO3 + 2 H2
CaCO + SiO = CaO + SiCO =>
CaCO + SiO = CaO + SiCO
KIO4 + HCl = KI + ClO + H2O =>
3 KIO4 + 8 HCl = 3 KI + 8 ClO + 4 H2O
H3SbO4 + Bi(OH)3 = Bi2(HSbO4)3 + H2O =>
3 H3SbO4 + 2 Bi(OH)3 = Bi2(HSbO4)3 + 6 H2O
Ti{4+} + O{-2} = Ti2O4 =>
2 Ti{4+} + 4 O{-2} = Ti2O4
Ba(HCO3)2(s) + HCl(aq) = BaCl2 + H2O + CO2 =>
Ba(HCO3)2(s) + 2 HCl(aq) = BaCl2 + 2 H2O + 2 CO2
S8 + O8 = SO2 =>
S8 + 2 O8 = 8 SO2
CsO3 + H2O = CsOH + O2 =>
4 CsO3 + 2 H2O = 4 CsOH + 5 O2
Ca + Cr(NO3)5 = Ca(NO3)2 + Cr =>
5 Ca + 2 Cr(NO3)5 = 5 Ca(NO3)2 + 2 Cr
NiCl2 + Sr(NO3)2 = SrCl2 + Ni(NO3)2 =>
NiCl2 + Sr(NO3)2 = SrCl2 + Ni(NO3)2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Mg2 + Cl = MgCl2 =>
Mg2 + 4 Cl = 2 MgCl2
Cr{2+} + ClO3{-} + H{+} = Cr{3+} + Cl2 + H2O =>
10 Cr{2+} + 2 ClO3{-} + 12 H{+} = 10 Cr{3+} + Cl2 + 6 H2O
Cu(s) + AgNO3(ag) = Ag(s) + Cu(NO3)2(ag) =>
Cu(s) + 2 AgNO3(ag) = 2 Ag(s) + Cu(NO3)2(ag)
Pb + HNO3 = PbO2 + NO2 + H2O =>
Pb + 4 HNO3 = PbO2 + 4 NO2 + 2 H2O
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
As2O3 + Na2O2 = AsO4 + Na2O =>
As2O3 + 5 Na2O2 = 2 AsO4 + 5 Na2O
AlCrO4 + AgNO3 = AlNO3 + AgCrO4 =>
AlCrO4 + AgNO3 = AlNO3 + AgCrO4
BaO + Fe2O3 + O2 = BaFeO4 =>
4 BaO + 2 Fe2O3 + 3 O2 = 4 BaFeO4
HOCH2CH2CH2OH + O2 = CHCHCOOH + H2O =>
4 HOCH2CH2CH2OH + 5 O2 = 4 CHCHCOOH + 10 H2O
C8H12 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + H2O + C8H8O4 =>
5 C8H12 + 12 KMnO4 + 18 H2SO4 = 12 MnSO4 + 6 K2SO4 + 28 H2O + 5 C8H8O4
MoO2{2+} + OH{-} = MoO4{2-} + H2O =>
MoO2{2+} + 4 OH{-} = MoO4{2-} + 2 H2O
Sn + HNO3 = H2SnO3 + NO2 + H2O =>
Sn + 4 HNO3 = H2SnO3 + 4 NO2 + H2O
H2O2 + HN3 = H2O + N2 =>
H2O2 + 2 HN3 = 2 H2O + 3 N2
(NH4)2S + K2Cr2O7 + H2O = S + Cr(OH)3 + KOH + NH3 =>
3(NH4)2S + K2Cr2O7 + H2O = 3 S + 2 Cr(OH)3 + 2 KOH + 6 NH3
Cu(s) + H2SO4(ac) = CuSO4(ac) + SO2(g) + H2O =>
Cu(s) + 2 H2SO4(ac) = CuSO4(ac) + SO2(g) + 2 H2O
Ca3(PO4)2(s) + H2SO4(aq) = H3PO4(s) + CaSO4(s) =>
Ca3(PO4)2(s) + 3 H2SO4(aq) = 2 H3PO4(s) + 3 CaSO4(s)
WO3 + NH4OH = (NH4)2WO4 + H2O =>
WO3 + 2 NH4OH = (NH4)2WO4 + H2O
GaBr3 + Cl2 = GaCl3 + Br2 =>
2 GaBr3 + 3 Cl2 = 2 GaCl3 + 3 Br2
Cr(OH)3 + HOAc = Cr(OAc)3 + H2O =>
Cr(OH)3 + 3 HOAc = Cr(OAc)3 + 3 H2O
NaOH + TiO2 = Na4TiO4 + H2O =>
4 NaOH + TiO2 = Na4TiO4 + 2 H2O
Mg(NO3)2 + KOH = KNO3 + Mg(OH)2 =>
Mg(NO3)2 + 2 KOH = 2 KNO3 + Mg(OH)2
KMnO4 + KI + H2O = MnO2 + KIO3 + KOH =>
2 KMnO4 + KI + H2O = 2 MnO2 + KIO3 + 2 KOH
Cu2S + SO4 = CuO + SO2 =>
Cu2S + 2 SO4 = 2 CuO + 3 SO2
(C6H10O5)(s) + O2(g) = CO2(g) + H2O(g) =>
(C6H10O5)(s) + 6 O2(g) = 6 CO2(g) + 5 H2O(g)
NaOH + Cl2 + S = Na2SO4 + H2O + NaCl =>
8 NaOH + 3 Cl2 + S = Na2SO4 + 4 H2O + 6 NaCl
HCOOH + OH{-} = HCOO{-} + H2O =>
HCOOH + OH{-} = HCOO{-} + H2O
CaCl2 + K2CrO7 = CaCrO7 + KCl =>
CaCl2 + K2CrO7 = CaCrO7 + 2 KCl
Mn2[Fe(CN)6] + HCl = MnCl2 + HCN + FeCl2 =>
Mn2[Fe(CN)6] + 6 HCl = 2 MnCl2 + 6 HCN + FeCl2
H + PO4 + (NH4)2MoO4 = (NH4)3(PMo12O40) + NH4 + H2O =>
24 H + PO4 + 12(NH4)2MoO4 = (NH4)3(PMo12O40) + 21 NH4 + 12 H2O
(Ba(OH)2) + NH4SCN = BaSCN + OH + NH4 =>
(Ba(OH)2) + NH4SCN = BaSCN + 2 OH + NH4
Mg3P2 + O2 = MgO + PO4 =>
2 Mg3P2 + 11 O2 = 6 MgO + 4 PO4
Cu(OH)2 + NaNO3 = CuO + Na + (OH)2 + N =>
3 Cu(OH)2 + NaNO3 = 3 CuO + Na + 3(OH)2 + N
H2SBr2 = HBr + S =>
H2SBr2 = 2 HBr + S
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/16/24
Équations équilibrées sur11/15/23
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