| Équations équilibrées la veille | Équations équilibrées le lendemain |
FECl2 + 2 NAOH = FE(OH)2 + 2 NACl
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Cs + HNO3 = CsNO3 + NO + H2O =>
3 Cs + 4 HNO3 = 3 CsNO3 + NO + 2 H2O
Ca + NH4OH + K2C2O4 = CaC2O4 + KOH + NH4 =>
Ca + 2 NH4OH + K2C2O4 = CaC2O4 + 2 KOH + 2 NH4
NiI2 + Pb(NO3)2 = Ni(NO3)2 + PbI2 =>
NiI2 + Pb(NO3)2 = Ni(NO3)2 + PbI2
Al + Cr2O3 = Cr + Al2O3 =>
2 Al + Cr2O3 = 2 Cr + Al2O3
Ca + NH4OH + K2C2O4 = CaC2O4 + KOH + NH4 =>
Ca + 2 NH4OH + K2C2O4 = CaC2O4 + 2 KOH + 2 NH4
Na2SO4 + CaCl2 = CaSO4 + NaCl =>
Na2SO4 + CaCl2 = CaSO4 + 2 NaCl
BCl3 + P4 + H2 = BP + HCl =>
4 BCl3 + P4 + 6 H2 = 4 BP + 12 HCl
NaI + Cu(NO3)2 = NaNO3 + CuI2 =>
2 NaI + Cu(NO3)2 = 2 NaNO3 + CuI2
CuSO4 + H2 = Cu + H2SO4 =>
CuSO4 + H2 = Cu + H2SO4
Sn{2+} + MnO4{-} + H3O{+} = Sn{4+} + Mn{2+} + H2O =>
5 Sn{2+} + 2 MnO4{-} + 16 H3O{+} = 5 Sn{4+} + 2 Mn{2+} + 24 H2O
C10H16 + Cl2 = C + HCl =>
C10H16 + 8 Cl2 = 10 C + 16 HCl
KCIO3 + S = KCI + SO2 =>
2 KCIO3 + 3 S = 2 KCI + 3 SO2
Cu(NO3)2*3H2O + Cr(NO3)3*9H2O + C2H5NO2 = CuCr2O4 + N2 + CO2 + H2O =>
9 Cu(NO3)2*3H2O + 18 Cr(NO3)3*9H2O + 40 C2H5NO2 = 9 CuCr2O4 + 56 N2 + 80 CO2 + 289 H2O
S + Al = Al2S3 =>
3 S + 2 Al = Al2S3
KCIO3 + S = KCI + SO2 =>
2 KCIO3 + 3 S = 2 KCI + 3 SO2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
AgNO3 + CaCl = CaNO3 + AgCl =>
AgNO3 + CaCl = CaNO3 + AgCl
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Lead(II)Nitrate + SodiumIodide = Lead(II)Iodide + SodiumNitrate =>
Lead(II)Nitrate + SodiumIodide = Lead(II)Iodide + SodiumNitrate
FeCl2 + H2 = HCl + Fe =>
FeCl2 + H2 = 2 HCl + Fe
CA(OH)2 + SO3 = H2O + CASO4 =>
CA(OH)2 + SO3 = H2O + CASO4
CaS(aq) + CuCl2(aq) = CuS(s) + CaCl2(aq) =>
CaS(aq) + CuCl2(aq) = CuS(s) + CaCl2(aq)
HNO3 + Cu = NO2 + Cu(NO3)2 + H2O =>
4 HNO3 + Cu = 2 NO2 + Cu(NO3)2 + 2 H2O
H2O2 + Ca = CaH2O2 =>
H2O2 + Ca = CaH2O2
B5H9 + O2 = B2O3 + H2O =>
2 B5H9 + 12 O2 = 5 B2O3 + 9 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
MG(s) + O2(g) = MGO2(s) =>
MG(s) + O2(g) = MGO2(s)
AgNO3 + H2 = HNO3 + Ag =>
2 AgNO3 + H2 = 2 HNO3 + 2 Ag
Na2HPO4 + (NH4)2MoO4 + HNO3 = (NH4)3H4[P(Mo2O7)6] + NaNO3 + NH4NO3 + H2O =>
Na2HPO4 + 12(NH4)2MoO4 + 23 HNO3 = (NH4)3H4[P(Mo2O7)6] + 2 NaNO3 + 21 NH4NO3 + 10 H2O
Ca(OH)2 + SO2 = CaSO3 + H2O =>
Ca(OH)2 + SO2 = CaSO3 + H2O
B + O2 = B2O3 =>
4 B + 3 O2 = 2 B2O3
KMnO4 + Na2C2O4 + H2SO4 = MnSO4 + K2SO4 + Na2SO4 + CO2 + H2O =>
2 KMnO4 + 5 Na2C2O4 + 8 H2SO4 = 2 MnSO4 + K2SO4 + 5 Na2SO4 + 10 CO2 + 8 H2O
Al(OH)2 = Al{2+} + OH{-} =>
Al(OH)2 = Al{2+} + 2 OH{-}
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
NaClO + Na2S2O3 + NaOH = Na2SO4 + NaCl + H2O =>
4 NaClO + Na2S2O3 + 2 NaOH = 2 Na2SO4 + 4 NaCl + H2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
H2So4 + Al(OH)3 = Al2(So4)3 + H2O =>
3 H2So4 + 2 Al(OH)3 = Al2(So4)3 + 6 H2O
Cl2 + O2 = Cl2O7 =>
2 Cl2 + 7 O2 = 2 Cl2O7
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
ZnO(s) = Zn(s) + O2(g) =>
2 ZnO(s) = 2 Zn(s) + O2(g)
Pb(NO3)2 + H2 = HNO3 + Pb =>
Pb(NO3)2 + H2 = 2 HNO3 + Pb
HCl + MnO2 = Cl2 + MnCl2 + H2O =>
4 HCl + MnO2 = Cl2 + MnCl2 + 2 H2O
Fe + C = Fe3C =>
3 Fe + C = Fe3C
P + S = P2S5 =>
2 P + 5 S = P2S5
HCOOH + Ch3OH = HCOOCh3 + H2O =>
HCOOH + Ch3OH = HCOOCh3 + H2O
XC2H5 + O2 = XOH + CO2 + H2O =>
2 XC2H5 + 7 O2 = 2 XOH + 4 CO2 + 4 H2O
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/19/16
Équations équilibrées sur02/18/15
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