| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2Cr2O7 + 6 KY + 7 H2SO4 = Cr2(SO4)3 + 6 Y + 4 K2SO4 + 7 H2O
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
Fe + H2SO4 + H2O2 = FeSO4 + H2O =>
Fe + H2SO4 + H2O2 = FeSO4 + 2 H2O
Li2S(s) + HCl(aq) = H2S(g) + LiCl(aq) =>
Li2S(s) + 2 HCl(aq) = H2S(g) + 2 LiCl(aq)
Na + N5O6 = NaO + N =>
6 Na + N5O6 = 6 NaO + 5 N
Sn2{+} + VO43{-} + H{-} = Sn4{-} + V2{+} + H2O =>
350 Sn2{+} + 6 VO43{-} + 516 H{-} = 175 Sn4{-} + 3 V2{+} + 258 H2O
NaHSO3 = Na2SO4 + Na2S + SO2 + H2O =>
8 NaHSO3 = 3 Na2SO4 + Na2S + 4 SO2 + 4 H2O
P4 + H2O = H3PO4 + H3O =>
P4 + 36 H2O = 4 H3PO4 + 20 H3O
Na2B4O7 + NaOH + H2O2 = NaBO3 + H2O =>
Na2B4O7 + 2 NaOH + 4 H2O2 = 4 NaBO3 + 5 H2O
Hg(OH)2 + H2CO3 = HgCO3 + H2O =>
Hg(OH)2 + H2CO3 = HgCO3 + 2 H2O
K4Fe(CN)6 + H2SO4 + KMnO4 = Fe(SO4)3 + CO2 + HNO3 + H2O + MnSO4 + K2SO4 =>
5 K4Fe(CN)6 + 121 H2SO4 + 64 KMnO4 = 5 Fe(SO4)3 + 30 CO2 + 30 HNO3 + 106 H2O + 64 MnSO4 + 42 K2SO4
La2O3 + H2O = La(OH)3 =>
La2O3 + 3 H2O = 2 La(OH)3
NaHCO3 + HI = HCO3 + NaHI =>
NaHCO3 + HI = HCO3 + NaHI
Fe(No3)2 + NaOH = NaNo3 + Fe(OH)2 =>
Fe(No3)2 + 2 NaOH = 2 NaNo3 + Fe(OH)2
H2SeO2 + Na(OH) = Na2SeO2 + H2O =>
H2SeO2 + 2 Na(OH) = Na2SeO2 + 2 H2O
CuO + H3PO4 = Cu3(PO4)2 + H2O =>
3 CuO + 2 H3PO4 = Cu3(PO4)2 + 3 H2O
Pb + ClO2 = Pb(ClO2)4 =>
Pb + 4 ClO2 = Pb(ClO2)4
(NH4)2PbCl6 + O2 = PbCl2 + Cl2 + NH3 + H2O =>
2(NH4)2PbCl6 + O2 = 2 PbCl2 + 4 Cl2 + 4 NH3 + 2 H2O
KO2 + C2H2O4(H2O)2 = O2 + KOH + K2C2O4 =>
8 KO2 + C2H2O4(H2O)2 = 6 O2 + 6 KOH + K2C2O4
SF6 + HBr = HF + S + Br =>
SF6 + 6 HBr = 6 HF + S + 6 Br
Al(NO{3}){3} + NaOH = AlOH{3} + Na(NO{3}) =>
Al(NO{3}){3} + NaOH = AlOH{3} + Na(NO{3})
MgCl2 + NaHO = Mg(OH)2 + NaCl =>
MgCl2 + 2 NaHO = Mg(OH)2 + 2 NaCl
CH3C(CH3)2OH + Na = CH3C(CH3)2ONa + H2 =>
2 CH3C(CH3)2OH + 2 Na = 2 CH3C(CH3)2ONa + H2
Na2 + CO3 = NaO2 + CO2 =>
Na2 + 4 CO3 = 2 NaO2 + 4 CO2
C8H18O2 + O2 = CO2 + H2 =>
C8H18O2 + 7 O2 = 8 CO2 + 9 H2
HNO2(aq) = NO(g) + NO3{-}(aq) + H3O{+}(aq) =>
3 HNO2(aq) = 2 NO(g) + NO3{-}(aq) + H3O{+}(aq)
NH3 + HNO3 = H2O + NO2 =>
NH3 + 7 HNO3 = 5 H2O + 8 NO2
ZnO + HNO3 = (Zn(NO3)2) + H2O =>
ZnO + 2 HNO3 = (Zn(NO3)2) + H2O
H2SO4 + Pb = Pb2(SO4)4 + H2O + SO2 =>
8 H2SO4 + 2 Pb = Pb2(SO4)4 + 8 H2O + 4 SO2
Ca(OH)2(s) + CO2(g) = CaCO3(aq) + H2O(l) =>
Ca(OH)2(s) + CO2(g) = CaCO3(aq) + H2O(l)
Fe(OH)2 + CuCl2 = FeCl2 + Cu(OH)2 =>
Fe(OH)2 + CuCl2 = FeCl2 + Cu(OH)2
Fe2O3 + C6 = Fe3O4 + CO =>
18 Fe2O3 + C6 = 12 Fe3O4 + 6 CO
K2 + C + O3 = K2CO3 =>
K2 + C + O3 = K2CO3
NH4(OH) + Fe(NO3)3 = Fe(OH)3 + NH4NO3 =>
3 NH4(OH) + Fe(NO3)3 = Fe(OH)3 + 3 NH4NO3
C3H7O3 + O2 = CO2 + H2O =>
4 C3H7O3 + 13 O2 = 12 CO2 + 14 H2O
NiSO4 + CaI2 = CaSO4 + NiI2 =>
NiSO4 + CaI2 = CaSO4 + NiI2
Cr(OH)3 + IO3{-} + OH{-} = Cr(O4)2{-} + I{-} + H2O =>
Cr(OH)3 + 2 IO3{-} + OH{-} = Cr(O4)2{-} + 2 I{-} + 2 H2O
H2 + CuSO3 = H2SO3 + Cu =>
H2 + CuSO3 = H2SO3 + Cu
Pb(OH)2 + H2O = Pb(OH)4 + H2 =>
Pb(OH)2 + 2 H2O = Pb(OH)4 + H2
AgI + H2O = AgIH + OH =>
AgI + H2O = AgIH + OH
Na2CO3(aq) + H2SO4(aq) = Na2SO4(aq) + CO2(g) + H2O =>
Na2CO3(aq) + H2SO4(aq) = Na2SO4(aq) + CO2(g) + H2O
H3 + NaBr = HBr + Na =>
H3 + 3 NaBr = 3 HBr + 3 Na
H2SO2 + O2 = H2SO4 =>
H2SO2 + O2 = H2SO4
NH3 + C2H2O4 = C2H8N2O4 =>
2 NH3 + C2H2O4 = C2H8N2O4
FeCuS2 + H2SO4 = Fe2(SO4)3 + CuSO4 + SO2 + H2O =>
2 FeCuS2 + 18 H2SO4 = Fe2(SO4)3 + 2 CuSO4 + 17 SO2 + 18 H2O
BeS + H2O = Be(OH)2 + H2S =>
BeS + 2 H2O = Be(OH)2 + H2S
HBrO4 + NaOH = NaBrO4 + H2O =>
HBrO4 + NaOH = NaBrO4 + H2O
NaCl + PbNO3 = NaNO3 + PbCl =>
NaCl + PbNO3 = NaNO3 + PbCl
C4H9Br + NH3 = C4H9NH3 + Br =>
C4H9Br + NH3 = C4H9NH3 + Br
C5H8 + O = CO2 + H2O =>
C5H8 + 14 O = 5 CO2 + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/24/24
Équations équilibrées sur11/23/23
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