| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2SiO3 + 2 HCl = 2 KCl + H2SiO3
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
Si + NaOH + H2O = NaSiO2 + H2 =>
2 Si + 2 NaOH + 2 H2O = 2 NaSiO2 + 3 H2
Li2OH2O = Li2(OH)2 =>
Li2OH2O = Li2(OH)2
KCrO2 + Br2 + KOH = K2CrO4 + KBr + H2O =>
2 KCrO2 + 3 Br2 + 8 KOH = 2 K2CrO4 + 6 KBr + 4 H2O
Na2OCaCO3 = Na2(CO3)CaO =>
Na2OCaCO3 = Na2(CO3)CaO
W + Cl2 = WCl6 =>
W + 3 Cl2 = WCl6
Al(OH)3 + H2SO4 = Al{3} + SO4{2-} + H2O =>
2 Al(OH)3 + 3 H2SO4 = 2 Al{3} + 3 SO4{2-} + 6 H2O
Fe + CuCl2 = FeCl2 + Cu =>
Fe + CuCl2 = FeCl2 + Cu
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
Cl2 + OH = ClO3 + H2O =>
Cl2 + 12 OH = 2 ClO3 + 6 H2O
Ti + Cl2 = TiCl4 =>
Ti + 2 Cl2 = TiCl4
Pb + C + O2 = PbCO3 =>
2 Pb + 2 C + 3 O2 = 2 PbCO3
NH4(OH) + FeCl3 = NH4(Cl) + Fe(OH)3 =>
3 NH4(OH) + FeCl3 = 3 NH4(Cl) + Fe(OH)3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Fe + I1 = FeI2 =>
Fe + 2 I1 = FeI2
LiOH + CuSO4 = Li2SO4 + Cu(OH)2 =>
2 LiOH + CuSO4 = Li2SO4 + Cu(OH)2
Na2SO4Sr(NO3)2 = Na2(NO3)2SrSO4 =>
Na2SO4Sr(NO3)2 = Na2(NO3)2SrSO4
Fe(s) + HBr(aq) = FeBr2(aq) + H2(g) =>
Fe(s) + 2 HBr(aq) = FeBr2(aq) + H2(g)
As(OH)3 + NaOH = NaAsO2 + H2O =>
As(OH)3 + NaOH = NaAsO2 + 2 H2O
K3[Fe(C2O4)3] + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + CO2 + H2O =>
10 K3[Fe(C2O4)3] + 12 KMnO4 + 48 H2SO4 = 5 Fe2(SO4)3 + 12 MnSO4 + 21 K2SO4 + 60 CO2 + 48 H2O
Na2SeO3 = Na + Se + O2 =>
2 Na2SeO3 = 4 Na + 2 Se + 3 O2
Mn + NaOH + H2O = Na2[Mn(OH)6] + H2 =>
Mn + 2 NaOH + 4 H2O = Na2[Mn(OH)6] + 2 H2
K3Fe(OH)3 = Fe(OH)3 + K2 =>
2 K3Fe(OH)3 = 2 Fe(OH)3 + 3 K2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
HCl(aq) + KI(s) = HI(aq) + KCl =>
HCl(aq) + KI(s) = HI(aq) + KCl
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
(NH4)2Cr2O7 + NaOH = Na2CrO4 + (NH4)2CrO4 + H2O =>
(NH4)2Cr2O7 + 2 NaOH = Na2CrO4 + (NH4)2CrO4 + H2O
CH3CHCH2CH3 + KMnO4 + H2SO4 = CH3CH2COOH + H2O + MnSO4 + K2SO4 =>
30 CH3CHCH2CH3 + 38 KMnO4 + 57 H2SO4 = 40 CH3CH2COOH + 72 H2O + 38 MnSO4 + 19 K2SO4
Ni + CuSO4 = Cu + Ni(SO4) =>
Ni + CuSO4 = Cu + Ni(SO4)
NaBr(aq)AgC2H3O2(aq) = AgBr(s)NaC2H3O2(aq) =>
NaBr(aq)AgC2H3O2(aq) = AgBr(s)NaC2H3O2(aq)
CaS + HI = CaI2 + H2S =>
CaS + 2 HI = CaI2 + H2S
CH3CH2OH + K2Cr2O7 + H2SO4 = CH3COH + K2SO4 + Cr2(SO4)3 + H2O =>
3 CH3CH2OH + K2Cr2O7 + 4 H2SO4 = 3 CH3COH + K2SO4 + Cr2(SO4)3 + 7 H2O
Ce2O3 + H2O = Ce(OH)3 =>
Ce2O3 + 3 H2O = 2 Ce(OH)3
NaCl(s) = Na(s) + Cl(g) =>
NaCl(s) = Na(s) + Cl(g)
P4 + I2 = PI3 =>
P4 + 6 I2 = 4 PI3
MgBr2(aq) + Hg(NO3)4(aq) = Mg(NO3)4 + HgBr2 =>
MgBr2(aq) + Hg(NO3)4(aq) = Mg(NO3)4 + HgBr2
NaClO3HBr = NaBrHClO3 =>
NaClO3HBr = NaBrHClO3
N2H4 + H2O2 = N2 + H2O =>
N2H4 + 2 H2O2 = N2 + 4 H2O
NaHCO3(aq)NaOH(aq) = Na2CO3(aq)H2O(l) =>
NaHCO3(aq)NaOH(aq) = Na2CO3(aq)H2O(l)
NaHCO3(aq) + C6H8O7 = CO2 + Na3C6H5O7 + H2O =>
3 NaHCO3(aq) + C6H8O7 = 3 CO2 + Na3C6H5O7 + 3 H2O
NaOH + Al(NO3)3 = NaAlO2 + NaNO3 + H2O =>
4 NaOH + Al(NO3)3 = NaAlO2 + 3 NaNO3 + 2 H2O
Cr + H2O2 = Cr2O7 + H3O =>
8 Cr + 21 H2O2 = 4 Cr2O7 + 14 H3O
NaAuO2 + H2O2 = Au + NaOH + O2 =>
2 NaAuO2 + H2O2 = 2 Au + 2 NaOH + 2 O2
K + H2 = KH =>
2 K + H2 = 2 KH
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
KOH(s) + HCl(aq) = KCl(aq) + H2O(g) =>
KOH(s) + HCl(aq) = KCl(aq) + H2O(g)
HCl + MgCl2 = HCl2 + ClMg =>
HCl + MgCl2 = HCl2 + ClMg
NaHCO3HClO3 = NaClO3H2CO3 =>
NaHCO3HClO3 = NaClO3H2CO3
Br2 + NaI = I2 + NaBr =>
Br2 + 2 NaI = I2 + 2 NaBr
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/02/25
Équations équilibrées sur03/04/24
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