| Équations équilibrées la veille | Équations équilibrées le lendemain |
CuO + 2 HNO3 = Cu(NO3)2 + H2O
K2MnO4 + H2O = KMnO4 + MnO2 + KOH =>
3 K2MnO4 + 2 H2O = 2 KMnO4 + MnO2 + 4 KOH
CuO + HNO3 = Cu(NO3)2 + H2O =>
CuO + 2 HNO3 = Cu(NO3)2 + H2O
S + Sr(OH)2 = SrS + SrSO4 + H2O =>
4 S + 4 Sr(OH)2 = 3 SrS + SrSO4 + 4 H2O
CaF2 = Ca + F2 =>
CaF2 = Ca + F2
C2H6 + HNO3 = C2H5NO2 + H2O =>
C2H6 + HNO3 = C2H5NO2 + H2O
C2F4 + O2 = CO2 + F2 =>
C2F4 + 2 O2 = 2 CO2 + 2 F2
Au + H2O = Au2O + H2 =>
2 Au + H2O = Au2O + H2
P4(s) + H2(g) = PH3(g) =>
P4(s) + 6 H2(g) = 4 PH3(g)
Pb + KI = K + PbI =>
Pb + KI = K + PbI
HgS(s) = Hg(l) + S8(s) =>
8 HgS(s) = 8 Hg(l) + S8(s)
CoCl2 + NaOH{-} = Co(OH)2 + NaCl{-} =>
CoCl2 + 2 NaOH{-} = Co(OH)2 + 2 NaCl{-}
AgF + Ca(NO3)2 = CaF2 + AgNO3 =>
2 AgF + Ca(NO3)2 = CaF2 + 2 AgNO3
C3H6N6O2 + O2 = H2O + CO2 + N =>
2 C3H6N6O2 + 7 O2 = 6 H2O + 6 CO2 + 12 N
NaOH + NaCr02 + H2O2 = Na2CrO4 + H2O =>
6 NaOH + 2 NaCr02 + 13 H2O2 = 4 Na2CrO4 + 16 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Ba(No3)2 = Ba + No =>
Ba(No3)2 = Ba + 6 No
Fe2O3 + HNo2 = Fe(No3)2 + H2O =>
Fe2O3 + 6 HNo2 = 2 Fe(No3)2 + 3 H2O
NH + O = N + HO =>
NH + O = N + HO
C3H8O + O2 = CO2 + H2O = Sn3(PO4)4 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
C1H2O3 = H2O + CO2 =>
C1H2O3 = H2O + CO2
N2(Mg)3 + H2O = Mg(OH)2 + NH3 =>
N2(Mg)3 + 6 H2O = 3 Mg(OH)2 + 2 NH3
I2 + Na2S2O3 = Na3S4O6 + NaI =>
I2 + 4 Na2S2O3 = 2 Na3S4O6 + 2 NaI
C4H10 + O2 = CO2 + water =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Ba(Cl)2 + K2(SO4) = Ba2(SO4)2 + K(Cl) =>
2 Ba(Cl)2 + 2 K2(SO4) = Ba2(SO4)2 + 4 K(Cl)
Ag2SO4 + HCO3 = Ag2CO3 + HSO4 =>
Ag2SO4 + HCO3 = Ag2CO3 + HSO4
KF + Cu(NO3)2 = KNO3 + CuF2 =>
2 KF + Cu(NO3)2 = 2 KNO3 + CuF2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Cr + NiCl2 = Ni + CrCl2 =>
Cr + NiCl2 = Ni + CrCl2
Na2S2O5 + Br2 + H2O = HBr + NaHSO4 =>
Na2S2O5 + 2 Br2 + 3 H2O = 4 HBr + 2 NaHSO4
CO{2+} + HCO3 = COHCO3{2+} =>
CO{2+} + HCO3 = COHCO3{2+}
NaI + H3PO4 = H3Na + IPO4 =>
NaI + H3PO4 = H3Na + IPO4
SO{2+} + {2+} = SO{3+} =>
2 SO{2+} + {2+} = 2 SO{3+}
KMnO4 + Na2SO3 + HCl = MnCl + Na2SO4 + KCl + H2O =>
KMnO4 + 3 Na2SO3 + 2 HCl = MnCl + 3 Na2SO4 + KCl + H2O
K2Cr2O7 + Na2SO3 = Cr2SO3 + K2Na2O7 =>
K2Cr2O7 + Na2SO3 = Cr2SO3 + K2Na2O7
X(NO3)2 + K3PO4 = X3(PO4)2 + KNO3 =>
3 X(NO3)2 + 2 K3PO4 = X3(PO4)2 + 6 KNO3
O2 + H2 + C2 = C2H5OH =>
O2 + 6 H2 + 2 C2 = 2 C2H5OH
K2Cr2O7 + BaCl2 + HCl = BaCl3 + CrCl3 + KCl + H2O =>
K2Cr2O7 + 6 BaCl2 + 14 HCl = 6 BaCl3 + 2 CrCl3 + 2 KCl + 7 H2O
MgNH4AsO4 = Mg2As2O7 + NH3 + H2O =>
2 MgNH4AsO4 = Mg2As2O7 + 2 NH3 + H2O
Zn + I2 = ZnI2 =>
Zn + I2 = ZnI2
C3H6O = H2 + C + O =>
C3H6O = 3 H2 + 3 C + O
K3PO4 + Ca(NO3)2 = K(NO3) + Ca3(PO4)2 =>
2 K3PO4 + 3 Ca(NO3)2 = 6 K(NO3) + Ca3(PO4)2
SO3 + KOH = H2O + K2SO4 =>
SO3 + 2 KOH = H2O + K2SO4
MnS + O2 = Mn3O4 + SO2 =>
3 MnS + 5 O2 = Mn3O4 + 3 SO2
C2H5OH + Cl2 = C2H4ClOH + HCl =>
C2H5OH + Cl2 = C2H4ClOH + HCl
CI2 + O2 = CI2O2 =>
CI2 + O2 = CI2O2
Na3 + HCl = NaCl + H2 =>
2 Na3 + 6 HCl = 6 NaCl + 3 H2
Pb + Na2S = PbNa2S =>
Pb + Na2S = PbNa2S
H2SO4 + MgBr2 = HBr + MgSO4 =>
H2SO4 + MgBr2 = 2 HBr + MgSO4
NaHSO3 + NaOH = Na2SO3 + H2O =>
NaHSO3 + NaOH = Na2SO3 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/24/24
Équations équilibrées sur12/24/23
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