| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 CH3CH2COOH + K2CO3 = 2 C2H5COOK + H2CO3
Cu(NO3)2 + Na2(CO3) = Cu2(CO3)2 + Na(NO3) =>
2 Cu(NO3)2 + 2 Na2(CO3) = Cu2(CO3)2 + 4 Na(NO3)
Cr2O7{-2} + H2S + H{+} = Cr{+3} + S + H2O =>
Cr2O7{-2} + 3 H2S + 8 H{+} = 2 Cr{+3} + 3 S + 7 H2O
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
HI + BaCO3 = H2O + BaI2 + CO2 =>
2 HI + BaCO3 = H2O + BaI2 + CO2
Ca(OH)2 + NaOH + NH4Cl + K4(Fe(CN)6) = KCl + Na(OH)3 + Ca(NH4)4(Fe(CN)6) =>
Ca(OH)2 + NaOH + 4 NH4Cl + K4(Fe(CN)6) = 4 KCl + Na(OH)3 + Ca(NH4)4(Fe(CN)6)
H2SO4 + NH4 + OH = H2O + (NH4)2SO4 =>
H2SO4 + 2 NH4 + 2 OH = 2 H2O + (NH4)2SO4
Ca3(PO4)2(s) + H2SO4(aq) = CaSO4(s) + H3PO4(aq) =>
Ca3(PO4)2(s) + 3 H2SO4(aq) = 3 CaSO4(s) + 2 H3PO4(aq)
Na2SO3 + C2H4O2 = H2SO3 + C2H3NaO2 =>
Na2SO3 + 2 C2H4O2 = H2SO3 + 2 C2H3NaO2
Na2S + SO2 + NaOH = Na2S2O3 + H2O =>
2 Na2S + 4 SO2 + 2 NaOH = 3 Na2S2O3 + H2O
Ag(NH3)2Cl = Ag(NH3)2 + Cl =>
Ag(NH3)2Cl = Ag(NH3)2 + Cl
Cu(NH3)4 + K4[Fe(CN)6] = Cu2[Fe(CN)6] + NH3 + K =>
2 Cu(NH3)4 + K4[Fe(CN)6] = Cu2[Fe(CN)6] + 8 NH3 + 4 K
Ti + NaOH = TiO2 + Na + H =>
Ti + 2 NaOH = TiO2 + 2 Na + 2 H
LiBr + I2 = LiIBr =>
2 LiBr + I2 = 2 LiIBr
Al(s) + AgNo3(aq) = Ag(s) + Al(No3)3(aq) =>
Al(s) + 3 AgNo3(aq) = 3 Ag(s) + Al(No3)3(aq)
C2H5Br + C2H5NH2 = (C2H5)2NH + HBr =>
C2H5Br + C2H5NH2 = (C2H5)2NH + HBr
Cu(NO3)2 + Na2(CO3) = CuCO3 + NaNO3 =>
Cu(NO3)2 + Na2(CO3) = CuCO3 + 2 NaNO3
FeO + K2Cr2O7 + HCl = FeCl3 + KCl + CrCl3 + H2O =>
6 FeO + K2Cr2O7 + 26 HCl = 6 FeCl3 + 2 KCl + 2 CrCl3 + 13 H2O
Cu(OH)2 + (NH4)2SO4 = CuSO4 + NH3 + H2O =>
Cu(OH)2 + (NH4)2SO4 = CuSO4 + 2 NH3 + 2 H2O
H2SO4 + KOH = KH(SO4) + H2O =>
H2SO4 + KOH = KH(SO4) + H2O
Fe(s) + AgNO3(aq) = Fe(NO3)3(aq) + Ag(s) =>
Fe(s) + 3 AgNO3(aq) = Fe(NO3)3(aq) + 3 Ag(s)
Cr + HCl(aq) = H + CrCl(aq) =>
Cr + HCl(aq) = H + CrCl(aq)
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Al2(SO4)3(aq) + KOH(aq) = Al(OH)3(s) + K2SO4(aq) =>
Al2(SO4)3(aq) + 6 KOH(aq) = 2 Al(OH)3(s) + 3 K2SO4(aq)
Cu(NO3)2 + Na2(CO3) = Cu(CO3) + Na2(NO3)2 =>
Cu(NO3)2 + Na2(CO3) = Cu(CO3) + Na2(NO3)2
MnO2(s) + HCl(aq) = Cl2(g) + MnCl2(aq) + H2O(l) =>
MnO2(s) + 4 HCl(aq) = Cl2(g) + MnCl2(aq) + 2 H2O(l)
PB(NO3)2(aq) + KCl(aq) = PBCl2(s) + KNO3(aq) =>
PB(NO3)2(aq) + 2 KCl(aq) = PBCl2(s) + 2 KNO3(aq)
Mg3N2(s) + H2O(l) = MgO(s) + NH3(g) =>
Mg3N2(s) + 3 H2O(l) = 3 MgO(s) + 2 NH3(g)
Cu(NO3)2 + Na2(CO3) = Cu(CO3) + NaNO3 =>
Cu(NO3)2 + Na2(CO3) = Cu(CO3) + 2 NaNO3
C2H5OH + CuO = CH3COH + Cu + H2O =>
C2H5OH + CuO = CH3COH + Cu + H2O
C3H8O3 + NaOH = C3H5O3Na3 + H2O =>
C3H8O3 + 3 NaOH = C3H5O3Na3 + 3 H2O
Al(OH)3(s) + H2SO4(l) = Al2(SO4)3(aq) + H2O(l) =>
2 Al(OH)3(s) + 3 H2SO4(l) = Al2(SO4)3(aq) + 6 H2O(l)
LiOH + Fe(NO3)3 = LiNO3 + Fe(OH)3 =>
3 LiOH + Fe(NO3)3 = 3 LiNO3 + Fe(OH)3
Fe + HBr = FeBr3 + H2 =>
2 Fe + 6 HBr = 2 FeBr3 + 3 H2
Al(OH)3 + H2(SO4) = Al2(SO4)3 + H(OH) =>
2 Al(OH)3 + 3 H2(SO4) = Al2(SO4)3 + 6 H(OH)
MgCl + KCO3 = KCl + MgCO3 =>
MgCl + KCO3 = KCl + MgCO3
NaAsO3 + HCl + Mg = AsH3 + MgCl2 + NaCl + H2O =>
NaAsO3 + 9 HCl + 4 Mg = AsH3 + 4 MgCl2 + NaCl + 3 H2O
AgCl + NaNO3 = AgNO3 + NaCl =>
AgCl + NaNO3 = AgNO3 + NaCl
Ca3(PO4)2(s) + H2SO4(aq) = Ca(H2PO4)2(aq) + CaSO4(s) =>
Ca3(PO4)2(s) + 2 H2SO4(aq) = Ca(H2PO4)2(aq) + 2 CaSO4(s)
Ca3(PO4)2(s) + H2SO4(aq) = H3PO4(s) + CaSO4(s) =>
Ca3(PO4)2(s) + 3 H2SO4(aq) = 2 H3PO4(s) + 3 CaSO4(s)
H2(SO4) + Ca3(PO4)2 = CaSO4 + H3PO4 =>
3 H2(SO4) + Ca3(PO4)2 = 3 CaSO4 + 2 H3PO4
BaSO4 + KCl = BaCl2 + K2SO4 =>
BaSO4 + 2 KCl = BaCl2 + K2SO4
Ca3(PO4)2(s) + H2SO4(aq) = H3PO4(aq) + CaSO4(aq) =>
Ca3(PO4)2(s) + 3 H2SO4(aq) = 2 H3PO4(aq) + 3 CaSO4(aq)
C6H5OH + CH3OH = C6H5OCH3 + H2O =>
C6H5OH + CH3OH = C6H5OCH3 + H2O
BaSO4 + HCl = BaCl2 + H2SO4 =>
BaSO4 + 2 HCl = BaCl2 + H2SO4
Li + CoAsO3 = Li3AsO3 + Co =>
3 Li + CoAsO3 = Li3AsO3 + Co
CH3OH + AgNO3 = AgNCO2 + H2O =>
CH3OH + AgNO3 = AgNCO2 + 2 H2O
MgCl2 + CaBr2 = MgBr2 + CaCl2 =>
MgCl2 + CaBr2 = MgBr2 + CaCl2
KIO3 + KI + H2SO4 = K2SO4 + H2O + I2 =>
KIO3 + 5 KI + 3 H2SO4 = 3 K2SO4 + 3 H2O + 3 I2
HCl + O2 = Cl2 + H2O =>
4 HCl + O2 = 2 Cl2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/07/25
Équations équilibrées sur02/06/24
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