| Équations équilibrées la veille | Équations équilibrées le lendemain |
8 H2SO4 + 2 K2Cr2O7 + 3 C2H5OH = 3 CH3COOH + 2 K2SO4 + 2 Cr2(SO4)3 + 11 H2O
SO2 + N2O4 = N2O + SO3 =>
3 SO2 + N2O4 = N2O + 3 SO3
Cu(OH)2 + H2P = H2O + CuP =>
Cu(OH)2 + H2P = 2 H2O + CuP
Pb(OH)4 + H2SO4 = HOH + Pb(SO4)2 =>
Pb(OH)4 + 2 H2SO4 = 4 HOH + Pb(SO4)2
HCHO2 + NaOH = HCO2 + Na + H2O =>
HCHO2 + NaOH = HCO2 + Na + H2O
Ca(OH)2(s) + HCl(aq) = CaCl2(aq) + H2O(l) =>
Ca(OH)2(s) + 2 HCl(aq) = CaCl2(aq) + 2 H2O(l)
NO + H5IO6 = NO3 + I03 + H2O =>
21 NO + 12 H5IO6 = 21 NO3 + 4 I03 + 30 H2O
Cr(s) + S8() = Cr2S2(s) =>
8 Cr(s) + S8() = 4 Cr2S2(s)
SO2 + N2O4 = N2O + SO3 =>
3 SO2 + N2O4 = N2O + 3 SO3
SbCl5 + NaI = NaCl + I + SbCl3 =>
SbCl5 + 2 NaI = 2 NaCl + 2 I + SbCl3
Na2SO4 + CaCO3 + C = Na2CO3 + CaS + CO =>
Na2SO4 + CaCO3 + 4 C = Na2CO3 + CaS + 4 CO
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
HI + H2SO4 = SO2 + H2O + I2 =>
2 HI + H2SO4 = SO2 + 2 H2O + I2
Cs + H2 = CsH =>
2 Cs + H2 = 2 CsH
(CH3)C6H3(NHCOCl)2 = (CH3)C6H3(NCO)2 + HCl =>
(CH3)C6H3(NHCOCl)2 = (CH3)C6H3(NCO)2 + 2 HCl
Cr{2+} + Cu{2+} = Cu{+} + Cr{3+} =>
Cr{2+} + Cu{2+} = Cu{+} + Cr{3+}
H2 + SO4 = H2O + SO2 =>
2 H2 + SO4 = 2 H2O + SO2
(NH4)2SO + Ba(NO3)2 = BaSO + NH4NO3 =>
(NH4)2SO + Ba(NO3)2 = BaSO + 2 NH4NO3
TiO + O = TiO2 =>
TiO + O = TiO2
C2H3O2 + KOH = C2 + H2O + KO2 =>
3 C2H3O2 + KOH = 3 C2 + 5 H2O + KO2
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
Al(NO3)3 + CaCrO4 = AlCrO4 + Ca(NO3)3 =>
Al(NO3)3 + CaCrO4 = AlCrO4 + Ca(NO3)3
HBr + KH(CO3) = KBr + H2O + CO2 =>
HBr + KH(CO3) = KBr + H2O + CO2
K2Cr2O7 + H2SO4 + NH3 = NO2 + K2SO4 + Cr2(SO4)3 + H2O =>
7 K2Cr2O7 + 28 H2SO4 + 6 NH3 = 6 NO2 + 7 K2SO4 + 7 Cr2(SO4)3 + 37 H2O
HF + Fe(OH)3 = H2O + FeF3 =>
3 HF + Fe(OH)3 = 3 H2O + FeF3
H{+} + H2C2O4 + MnO4{-} = Mn2{+} + CO2 + H2O =>
6 H{+} + 13 H2C2O4 + 4 MnO4{-} = 2 Mn2{+} + 26 CO2 + 16 H2O
Cu{2+} + HS{-} + H2O = Cu2S + SO4{2-} + H{+} =>
8 Cu{2+} + 5 HS{-} + 4 H2O = 4 Cu2S + SO4{2-} + 13 H{+}
Pb(C2H3O2)2 + KI = PbI2 + K(C2H3O2) =>
Pb(C2H3O2)2 + 2 KI = PbI2 + 2 K(C2H3O2)
AlBr3 + Mg(OH)2 = Al(OH)3 + MgBr2 =>
2 AlBr3 + 3 Mg(OH)2 = 2 Al(OH)3 + 3 MgBr2
C2H5NS + O2 = CO + H2O + NO + SO2 =>
4 C2H5NS + 15 O2 = 8 CO + 10 H2O + 4 NO + 4 SO2
KI + Pb3O4 + H2SO4 = I2 + PbSO4 + H2O + K2SO4 =>
2 KI + Pb3O4 + 4 H2SO4 = I2 + 3 PbSO4 + 4 H2O + K2SO4
Fe(OH)3 + HNO3 = Fe + NO3 + H2O =>
Fe(OH)3 + 3 HNO3 = Fe + 3 NO3 + 3 H2O
KNO3 + MgSO4 = K2SO4 + Mg(NO3)2 =>
2 KNO3 + MgSO4 = K2SO4 + Mg(NO3)2
NaHCO3(aq) + HBr(aq) = NaBr(aq) + CO2(g) + H2O(l) =>
NaHCO3(aq) + HBr(aq) = NaBr(aq) + CO2(g) + H2O(l)
Na2SO3(aq) + S(s) = Na2S2O3 =>
Na2SO3(aq) + S(s) = Na2S2O3
SO2 + N2O4 = N2O + SO3 =>
3 SO2 + N2O4 = N2O + 3 SO3
BaCl2 + Rb3PO4 = Ba3(PO4)2 + RbCl =>
3 BaCl2 + 2 Rb3PO4 = Ba3(PO4)2 + 6 RbCl
H3PO4 + BaS = H2S + Ba3(PO4)2 =>
2 H3PO4 + 3 BaS = 3 H2S + Ba3(PO4)2
Ag2O + H2O = Ag + OH =>
Ag2O + H2O = 2 Ag + 2 OH
H2C2O4 + KMnO4 = CO2 + K2O + MnC2O4 + H2O =>
7 H2C2O4 + 2 KMnO4 = 10 CO2 + K2O + 2 MnC2O4 + 7 H2O
Cu(SO4)2 + NaOH = Cu(OH)2 + Na(SO4) =>
Cu(SO4)2 + 2 NaOH = Cu(OH)2 + 2 Na(SO4)
P + N2 = PN2 =>
P + N2 = PN2
S + OH{-} = S2O3{2-} + S{2-} + H2O =>
4 S + 6 OH{-} = S2O3{2-} + 2 S{2-} + 3 H2O
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
Ag(NO3) + Na2(CrO4) = Ag(CrO4) + Na2(NO3) =>
Ag(NO3) + Na2(CrO4) = Ag(CrO4) + Na2(NO3)
Zn + FeBr3 = Fe + ZnBr2 =>
3 Zn + 2 FeBr3 = 2 Fe + 3 ZnBr2
CH3(CH2)2CH3 + O2 = C2 + H2O =>
2 CH3(CH2)2CH3 + 5 O2 = 4 C2 + 10 H2O
MgSO4 + K3PO4 = K2SO4 + Mg3(PO4)2 =>
3 MgSO4 + 2 K3PO4 = 3 K2SO4 + Mg3(PO4)2
NaCl + H2SO4 = HCl + NaOH + SO3 =>
NaCl + H2SO4 = HCl + NaOH + SO3
HCl + KMnO4 = H2O + KCl + MnCl2 + Cl2 =>
16 HCl + 2 KMnO4 = 8 H2O + 2 KCl + 2 MnCl2 + 5 Cl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/23/24
Équations équilibrées sur01/22/24
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