| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na2HPO4 + 3 FeCl2 = Fe3(PO4)2 + 4 NaCl + 2 HCl
N3 + H2O = NH4NO2 =>
2 N3 + 6 H2O = 3 NH4NO2
Sb2O + H2O = HSbO =>
Sb2O + H2O = 2 HSbO
OH{-} + ClO{-} + CrO2 = Cl{-} + CrO4{2-} + H2O =>
2 OH{-} + ClO{-} + CrO2 = Cl{-} + CrO4{2-} + H2O
CaS + HNO3 = H2SO4 + NO + Ca(NO3)2 + H2O =>
3 CaS + 14 HNO3 = 3 H2SO4 + 8 NO + 3 Ca(NO3)2 + 4 H2O
Na2O + H2S = HOH + Na2S =>
Na2O + H2S = HOH + Na2S
Fe + CuCl2 = FeCl3 + Cu =>
2 Fe + 3 CuCl2 = 2 FeCl3 + 3 Cu
C2H6O + KMnO4 = K2CO3 + MnO2 + H2O =>
C2H6O + 4 KMnO4 = 2 K2CO3 + 4 MnO2 + 3 H2O
ZnBr2 + (NH4)2CO3 = ZnCO3 + (NH4)2Br2 =>
ZnBr2 + (NH4)2CO3 = ZnCO3 + (NH4)2Br2
AgNO3 + HNO3 = Ag(NO3)2 + H2 =>
2 AgNO3 + 2 HNO3 = 2 Ag(NO3)2 + H2
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
CrO4{-2} + CN{-} + H2O = CNO{-} + Cr(OH)3 + OH{-} =>
2 CrO4{-2} + 3 CN{-} + 5 H2O = 3 CNO{-} + 2 Cr(OH)3 + 4 OH{-}
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
FeCl3 + KSCN + H2O = [Fe(H2O)(SCN)]Cl2 + KCl =>
FeCl3 + KSCN + H2O = [Fe(H2O)(SCN)]Cl2 + KCl
Na3[Co(NO2)6] + KOH = K2Na[Co(NO2)6] + NaOH =>
Na3[Co(NO2)6] + 2 KOH = K2Na[Co(NO2)6] + 2 NaOH
H2S + OH{-} = H2O + S{-2} =>
H2S + 2 OH{-} = 2 H2O + S{-2}
B + Na = BNa =>
B + Na = BNa
Sn + Cu2O = SnO + Cu =>
Sn + Cu2O = SnO + 2 Cu
CoCO3 + CH3COOH = Co(CH3COO)2 + CO2 + H2O =>
CoCO3 + 2 CH3COOH = Co(CH3COO)2 + CO2 + H2O
Mg(NO3)2 + NaOH = Mg(OH)2 + Na(NO3) =>
Mg(NO3)2 + 2 NaOH = Mg(OH)2 + 2 Na(NO3)
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Sr(s) + O2(g) = SrO =>
2 Sr(s) + O2(g) = 2 SrO
NaHCO3 + H4C2O2 = NaC2H3O2 + CO2 + H2O =>
NaHCO3 + H4C2O2 = NaC2H3O2 + CO2 + H2O
NaHCO3 + LiOH = NaOH + LiHCO3 =>
NaHCO3 + LiOH = NaOH + LiHCO3
Ba(OH)2(s) = BaO(s) + H2O(l) =>
Ba(OH)2(s) = BaO(s) + H2O(l)
Mg(OH)2 + TiO2 = MgTiO3 + H2O =>
Mg(OH)2 + TiO2 = MgTiO3 + H2O
FeSO4 + HNO3 = Fe2(SO4)3 + Fe(NO3)3 + NO2 + H2O =>
3 FeSO4 + 6 HNO3 = Fe2(SO4)3 + Fe(NO3)3 + 3 NO2 + 3 H2O
Ca(OH)2 + H(NO3) = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 H(NO3) = Ca(NO3)2 + 2 H2O
K2S = K + S2 =>
2 K2S = 4 K + S2
C2H2 = C2 + H2 =>
C2H2 = C2 + H2
H3AsO4 + Ag = Ag3AsO4 + H2 =>
2 H3AsO4 + 6 Ag = 2 Ag3AsO4 + 3 H2
Au + H2SO4 = Au2(SO4)3 + H2 =>
2 Au + 3 H2SO4 = Au2(SO4)3 + 3 H2
Al + CuSO4(aq) = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4(aq) = Al2(SO4)3 + 3 Cu
NaNO2 + H2O = NaOH + HNO2 =>
NaNO2 + H2O = NaOH + HNO2
Ra + H2SO4 = RaSO4 + H2 =>
Ra + H2SO4 = RaSO4 + H2
NaNO2 + H2O = HNO2 + Na + OH =>
NaNO2 + H2O = HNO2 + Na + OH
Cl2(g) + NaBr(aq) = NaCl(aq) + Br2(l) =>
Cl2(g) + 2 NaBr(aq) = 2 NaCl(aq) + Br2(l)
Ca(H2PO4)2 + NaOH = Ca(OH)2 + Na3PO4 + H2O =>
Ca(H2PO4)2 + 6 NaOH = Ca(OH)2 + 2 Na3PO4 + 4 H2O
NF3 = N + F =>
NF3 = N + 3 F
H2SO4(aq) + Al(OH)3(aq) = Al2(SO4)3(aq) + H2O(l) =>
3 H2SO4(aq) + 2 Al(OH)3(aq) = Al2(SO4)3(aq) + 6 H2O(l)
FePO4 = Fe2O3 + P4O10 =>
4 FePO4 = 2 Fe2O3 + P4O10
CO + H2O + NO2 = C2H5N + O2 =>
8 CO + 10 H2O + 4 NO2 = 4 C2H5N + 13 O2
ClO4{-} + I{-} = ClO3{-} + IO3{-} =>
3 ClO4{-} + I{-} = 3 ClO3{-} + IO3{-}
CrI3 + Br2 = CrBr3 + I2 =>
2 CrI3 + 3 Br2 = 2 CrBr3 + 3 I2
Ag + Cd(NO3)2 = Cd + Ag(NO3)2 =>
Ag + Cd(NO3)2 = Cd + Ag(NO3)2
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
Li + NH3 = H + LiNH2 =>
Li + NH3 = H + LiNH2
K3P + O2 = K3PO4 =>
K3P + 2 O2 = K3PO4
Cu + Na2CO3 = CuCO3 + Na =>
Cu + Na2CO3 = CuCO3 + 2 Na
H3 + BO3 = H2B4O7 + H2O =>
4 H3 + 4 BO3 = H2B4O7 + 5 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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