| Équations équilibrées la veille | Équations équilibrées le lendemain |
FeS + Ca = CaS + Fe
C5H12 + KMnO4 + H2SO4 = HCOO(CH2)3COOH + MnSO4 + K2SO4 + H2O =>
5 C5H12 + 12 KMnO4 + 18 H2SO4 = 5 HCOO(CH2)3COOH + 12 MnSO4 + 6 K2SO4 + 28 H2O
KNO3 + C3H6 = K2CO3 + CO2 + N2 + H2O =>
18 KNO3 + 5 C3H6 = 9 K2CO3 + 6 CO2 + 9 N2 + 15 H2O
HNO3 = NO2 + H2O + O2 =>
4 HNO3 = 4 NO2 + 2 H2O + O2
Br2(l) + KI(aq) = I2(aq) + KBr(aq) =>
Br2(l) + 2 KI(aq) = I2(aq) + 2 KBr(aq)
C6H5MgBr + C13H10O + H2SO4 = C19H16O + MgBr + HSO4 =>
C6H5MgBr + C13H10O + H2SO4 = C19H16O + MgBr + HSO4
(NH4)2S2O8 + HNO3 = O3 + NO2 + (NH4)2SO4 =>
(NH4)2S2O8 + 8 HNO3 = 4 O3 + 6 NO2 + 2(NH4)2SO4
H2(SO4) + Ca(OH)2 = Ca2(SO4)2 + H2O =>
2 H2(SO4) + 2 Ca(OH)2 = Ca2(SO4)2 + 4 H2O
Al + Fe(NO3)2 = Fe2 + Al(NO3)2 =>
2 Al + 2 Fe(NO3)2 = Fe2 + 2 Al(NO3)2
H2SO4(aq) + Cr(OH)3 = H2O(l) + Cr2(SO4)3(aq) =>
3 H2SO4(aq) + 2 Cr(OH)3 = 6 H2O(l) + Cr2(SO4)3(aq)
Al + H2O = AlO + H2 =>
Al + H2O = AlO + H2
K + Na3(Co(NO2)6) = K2Na(Co(NO2)6) + Na =>
2 K + Na3(Co(NO2)6) = K2Na(Co(NO2)6) + 2 Na
N2 + H2SO4 + KMnO4 = HNO3 + K2SO4 + MnSO4 + H2O =>
N2 + 3 H2SO4 + 2 KMnO4 = 2 HNO3 + K2SO4 + 2 MnSO4 + 2 H2O
NH4 + HCl = NCl + H =>
NH4 + HCl = NCl + 5 H
H2S + Es(OH)3 = Es2S2O + H2O =>
2 H2S + 2 Es(OH)3 = Es2S2O + 5 H2O
MeCOOH + H2O = MeCO3H3 =>
MeCOOH + H2O = MeCO3H3
Zn + H2(SO4) = Zn(SO4) + H2 =>
Zn + H2(SO4) = Zn(SO4) + H2
K2CO3 + AlCl3 + H2O = Al(OH)3 + H2CO3 + KCl =>
3 K2CO3 + 2 AlCl3 + 6 H2O = 2 Al(OH)3 + 3 H2CO3 + 6 KCl
NaHCO3(s) + CaCl2(s) = CaCO3(s) + NaCl(aq) + HCl(aq) =>
NaHCO3(s) + CaCl2(s) = CaCO3(s) + NaCl(aq) + HCl(aq)
CrO4{2-} + H2O + H2S = Cr(OH)3 + S + OH{-} =>
2 CrO4{2-} + 2 H2O + 3 H2S = 2 Cr(OH)3 + 3 S + 4 OH{-}
C7H14 + O3 = H2O + CO2 =>
C7H14 + 7 O3 = 7 H2O + 7 CO2
P2 + H2 = PH3 =>
P2 + 3 H2 = 2 PH3
SO2 + Ca3(PO4)2 = P2O5 + Ca(SO3) =>
3 SO2 + Ca3(PO4)2 = P2O5 + 3 Ca(SO3)
CsF + XeF6 = CsXeF7 =>
CsF + XeF6 = CsXeF7
Ag + ZnCl2 = AgCl0 + Zn =>
2 Ag + ZnCl2 = 2 AgCl0 + Zn
NaOH + NaClO + I5 = NaIO3 + NaCl + H2O =>
10 NaOH + 25 NaClO + 2 I5 = 10 NaIO3 + 25 NaCl + 5 H2O
Q + H2O = Q2O + H2 =>
2 Q + H2O = Q2O + H2
methanol + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
As + Na = NaAs =>
As + Na = NaAs
Ca3PO42(s) + SiO2(s) + C(s) = CaSiO3(s) + P4(s) + CO(g) =>
4 Ca3PO42(s) + 12 SiO2(s) + 156 C(s) = 12 CaSiO3(s) + P4(s) + 156 CO(g)
PCl5 + H2SO4 = PCl4SO4H + HCl =>
PCl5 + H2SO4 = PCl4SO4H + HCl
Ba(NO3)2 + Na2CrO4 = BaCrO4 + NaNO3 =>
Ba(NO3)2 + Na2CrO4 = BaCrO4 + 2 NaNO3
methanol + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
Na2CrO4 + Na2S + HCl = CrCl3 + NaCl + Na2SO4 + H2O =>
8 Na2CrO4 + 3 Na2S + 40 HCl = 8 CrCl3 + 16 NaCl + 3 Na2SO4 + 20 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
H3PO4 + HBr = H4BrPO4 =>
H3PO4 + HBr = H4BrPO4
Na2CO3 + HCl = CO2 + NaCl + H2O =>
Na2CO3 + 2 HCl = CO2 + 2 NaCl + H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
K2Cr2O7 + H2S + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O =>
4 K2Cr2O7 + 3 H2S + 13 H2SO4 = 4 K2SO4 + 4 Cr2(SO4)3 + 16 H2O
Fe(NO3)3 + C6H8O7 = Fe3O4 + CO2 + H2O + N2 =>
54 Fe(NO3)3 + 46 C6H8O7 = 18 Fe3O4 + 276 CO2 + 184 H2O + 81 N2
Hg(NO3)2 + NH4SCN = Hg(SCN)2 + NH4NO3 =>
Hg(NO3)2 + 2 NH4SCN = Hg(SCN)2 + 2 NH4NO3
methanol + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
C2H2Cl4 + Ca(OH)2 = C2H1Cl3 + CaCl2 + H2O =>
2 C2H2Cl4 + Ca(OH)2 = 2 C2H1Cl3 + CaCl2 + 2 H2O
K2S + Fe(NO3)2 = KNO3 + FeS =>
K2S + Fe(NO3)2 = 2 KNO3 + FeS
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Pb(NO3)3(aq) + KI(aq) = PbI(s) + K(NO3)3(aq) =>
Pb(NO3)3(aq) + KI(aq) = PbI(s) + K(NO3)3(aq)
H2O + Cl = O + HCl =>
H2O + 2 Cl = O + 2 HCl
ClH + Al = ClAl + H2 =>
2 ClH + 2 Al = 2 ClAl + H2
Na2SO4 + NH4NO3 = NaNO3 + N2H8SO4 =>
Na2SO4 + 2 NH4NO3 = 2 NaNO3 + N2H8SO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/30/24
Équations équilibrées sur01/29/24
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