| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 K3PO4 + 3 BaI2 = Ba3P2O8 + 6 KI
CO(g) + O2(g) = CO2(g) =>
2 CO(g) + O2(g) = 2 CO2(g)
Al + HNO3 = AlNO33 + H2H + NO2 =>
3 Al + 93 HNO3 = 3 AlNO33 + 31 H2H + 90 NO2
NaI + O2 + H2O = I2 + NaOH =>
4 NaI + O2 + 2 H2O = 2 I2 + 4 NaOH
CuO + KOH = KO + CuOH =>
CuO + KOH = KO + CuOH
Li(NO3) = Li20 + NO2 + O2 =>
20 Li(NO3) = Li20 + 20 NO2 + 10 O2
FeCl3 + KHO = KCl + Fe(OH)3 =>
FeCl3 + 3 KHO = 3 KCl + Fe(OH)3
C2H6(l) + O2(g) = CO2(g) + H2O(l) =>
2 C2H6(l) + 7 O2(g) = 4 CO2(g) + 6 H2O(l)
Na2CO3 + CH3COOH = CO2 + H2O + CH3COONa =>
Na2CO3 + 2 CH3COOH = CO2 + H2O + 2 CH3COONa
Ag2 + Cl = AgCl =>
Ag2 + 2 Cl = 2 AgCl
Cr(OH)3 + NaOH = NaCrO2 + H2O =>
Cr(OH)3 + NaOH = NaCrO2 + 2 H2O
PbO2 + Cr2(SO4)3 + NaOH = PbO + Na2CrO4 + Na2SO4 + H2O =>
3 PbO2 + Cr2(SO4)3 + 10 NaOH = 3 PbO + 2 Na2CrO4 + 3 Na2SO4 + 5 H2O
Ca(CO3)2 + H2O = HCO3 + CaO =>
Ca(CO3)2 + H2O = 2 HCO3 + CaO
Ni(NO3)2 + NaOH = Na2Ni + NO3OH =>
Ni(NO3)2 + 2 NaOH = Na2Ni + 2 NO3OH
Au2S + H2 = Au + H2S =>
Au2S + H2 = 2 Au + H2S
Pb + NaOH + H2O = NaPb(OH)3 + H2 =>
Pb + NaOH + 2 H2O = NaPb(OH)3 + H2
HC2H3O2 + NaHCO3 = CO2 + NaHC2H3O2 + H2O =>
9 HC2H3O2 + 8 NaHCO3 = 10 CO2 + 8 NaHC2H3O2 + 6 H2O
YbF3 + Yb2O3 + CaH2 + Si3N4 + N2 = Yb4Ca3Si11N20O + CaF2 + H2 =>
10 YbF3 + Yb2O3 + 24 CaH2 + 11 Si3N4 + 8 N2 = 3 Yb4Ca3Si11N20O + 15 CaF2 + 24 H2
Br{-} + H{+} + (SO4)2{-} = Br2 + SO2 + H2O =>
14 Br{-} + 16 H{+} + 2(SO4)2{-} = 7 Br2 + 4 SO2 + 8 H2O
Hg2(NO3)2 + CuSO4 = Cu(NO3) + HgSO4 =>
Hg2(NO3)2 + 2 CuSO4 = 2 Cu(NO3) + 2 HgSO4
LiF + HI = LiI + HF =>
LiF + HI = LiI + HF
Zn + MnO2 + KOH + H2O = (Zn(OH)4)K2 + MnO(OH) =>
Zn + 2 MnO2 + 2 KOH + 2 H2O = (Zn(OH)4)K2 + 2 MnO(OH)
AIB3 + KNO3 = KB1 + AI(NO3)3 =>
AIB3 + 3 KNO3 = 3 KB1 + AI(NO3)3
A + B = A2B4 =>
2 A + 4 B = A2B4
C2H4O + Cu(OH)2 = C2H4O2 + Cu(OH) + H2O =>
C2H4O + 2 Cu(OH)2 = C2H4O2 + 2 Cu(OH) + H2O
Na(OH) + ZnCl2 = NaCl2 + Zn(OH) =>
Na(OH) + ZnCl2 = NaCl2 + Zn(OH)
FeCl3 + Mg = FeCl2 + MgCl =>
FeCl3 + Mg = FeCl2 + MgCl
Na + H2O(l) = NaOH(s) + H2 =>
2 Na + 2 H2O(l) = 2 NaOH(s) + H2
HCl + Na2SO3 = SO2 + H2O + NaCl =>
2 HCl + Na2SO3 = SO2 + H2O + 2 NaCl
Na2S(aq) + CaCl2(g) = CaS(s) + NaCl(aq) =>
Na2S(aq) + CaCl2(g) = CaS(s) + 2 NaCl(aq)
C9H10N2O(s) + O2(g) = CO2(g) + NO2(g) + H2O(g) =>
C9H10N2O(s) + 13 O2(g) = 9 CO2(g) + 2 NO2(g) + 5 H2O(g)
Pb2 + (PO4)3 = Pb3(PO4)2 =>
9 Pb2 + 4(PO4)3 = 6 Pb3(PO4)2
C2H6 + Na = C2H5Na + HNa =>
C2H6 + 2 Na = C2H5Na + HNa
NH3 + HNO3 = N2 + H2O =>
5 NH3 + 3 HNO3 = 4 N2 + 9 H2O
Ba(NO3)2 = BaO + NO2 + O2 =>
2 Ba(NO3)2 = 2 BaO + 4 NO2 + O2
CH4 + O = CO2 + H2O =>
CH4 + 4 O = CO2 + 2 H2O
Na2SO3(aq) + KMnO4(aq) + H2SO4(aq) = MnSO4(aq) + H2O(l) + K2SO4(aq) + Na2SO4(aq) =>
5 Na2SO3(aq) + 2 KMnO4(aq) + 3 H2SO4(aq) = 2 MnSO4(aq) + 3 H2O(l) + K2SO4(aq) + 5 Na2SO4(aq)
[BiI4] + H2O = BiOI + I + H =>
[BiI4] + H2O = BiOI + 3 I + 2 H
Fe(s) + Al(NO3)3 = Fe(NO3)3 + Al(s) =>
Fe(s) + Al(NO3)3 = Fe(NO3)3 + Al(s)
CO3 + H2O = HCO3 + OH =>
CO3 + H2O = HCO3 + OH
ZnS + Fe2(SO4)3 = ZnSO4 + S + FeSO4 =>
ZnS + Fe2(SO4)3 = ZnSO4 + S + 2 FeSO4
(NH43)2C2O4 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + CO2 + (NH3)2SO4 + H2O =>
5(NH43)2C2O4 + 82 KMnO4 + 128 H2SO4 = 82 MnSO4 + 41 K2SO4 + 10 CO2 + 5(NH3)2SO4 + 328 H2O
C + H + I = H2C8I =>
8 C + 2 H + I = H2C8I
PH3 + KMnO4 = P4O10 + Mn + K + H2O =>
4 PH3 + 4 KMnO4 = P4O10 + 4 Mn + 4 K + 6 H2O
XCl2(aq) + AgNO3(aq) = AgCl(s) + X(NO3)2(aq) =>
XCl2(aq) + 2 AgNO3(aq) = 2 AgCl(s) + X(NO3)2(aq)
C2H5COONaHCl = C2H5COOHNaCl =>
C2H5COONaHCl = C2H5COOHNaCl
HClO3(aq) + H2O(l) = H3O + ClO3 =>
HClO3(aq) + H2O(l) = H3O + ClO3
PbS + O2 + H2O = Pb + H2SO4 =>
2 PbS + 3 O2 + 2 H2O = 2 Pb + 2 H2SO4
Ca(NO3)2 + Na2CrO4 = CaCrO4 + NaNO3 =>
Ca(NO3)2 + Na2CrO4 = CaCrO4 + 2 NaNO3
SrBr2 + CaS = SrS + CaBr2 =>
SrBr2 + CaS = SrS + CaBr2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/22/23
Équations équilibrées sur01/21/23
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