| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Br + MgI2 = 2 BrI + Mg
C5H10O5 + O2 = CO2 + H2O =>
C5H10O5 + 5 O2 = 5 CO2 + 5 H2O
Na2CO3(s) + HCl(aq) = NaCl + H2O + CO2 =>
Na2CO3(s) + 2 HCl(aq) = 2 NaCl + H2O + CO2
C2H5COOH + Ca = C2H5COOCa + H2 =>
2 C2H5COOH + 2 Ca = 2 C2H5COOCa + H2
AB = A + B =>
AB = A + B
N2 + O3 + H2O = HNO2 =>
N2 + O3 + H2O = 2 HNO2
CuFeS2 + HNO3 = Cu(NO3)2 + Fe(NO3)3 + H2SO4 + NO + H2O =>
3 CuFeS2 + 32 HNO3 = 3 Cu(NO3)2 + 3 Fe(NO3)3 + 6 H2SO4 + 17 NO + 10 H2O
(NH4)2S(aq) + Pb(NO3)2(aq) = NH4NO3(aq) + PbS(aq) =>
(NH4)2S(aq) + Pb(NO3)2(aq) = 2 NH4NO3(aq) + PbS(aq)
Cu(s) + Ag(NO3)(aq) = Ag(s) + Cu(NO3)(aq) =>
Cu(s) + Ag(NO3)(aq) = Ag(s) + Cu(NO3)(aq)
Fe + HClO3 = FeClO3 + H =>
Fe + HClO3 = FeClO3 + H
Fe2O3 + CO2 = Fe2(CO3)3 =>
Fe2O3 + 3 CO2 = Fe2(CO3)3
C10H15NO + HI = C10H14NI + H2O =>
C10H15NO + HI = C10H14NI + H2O
H2SO4 + KMnO4 + H2O2 = MnO4 + K2SO4 + H2O =>
H2SO4 + 2 KMnO4 + H2O2 = 2 MnO4 + K2SO4 + 2 H2O
H3N + Mg(OH)2 = HOH + Mg3N2 =>
2 H3N + 3 Mg(OH)2 = 6 HOH + Mg3N2
MgCl + Br2 = MgBr + Cl =>
2 MgCl + Br2 = 2 MgBr + 2 Cl
KOH + Bi(NO3)3 = KNO3 + Bi(OH)3 =>
3 KOH + Bi(NO3)3 = 3 KNO3 + Bi(OH)3
K2Cr2O7 + C3H8O + H2SO4 = Cr2(SO4)3 + C3H6O2 + K2SO4 + H2O =>
2 K2Cr2O7 + 3 C3H8O + 8 H2SO4 = 2 Cr2(SO4)3 + 3 C3H6O2 + 2 K2SO4 + 11 H2O
Fe + Ni(NO3)2 = Fe(NO3)2 + Ni =>
Fe + Ni(NO3)2 = Fe(NO3)2 + Ni
KOH + Bi(NO3)3 = KNO3 + Bi(OH)3 =>
3 KOH + Bi(NO3)3 = 3 KNO3 + Bi(OH)3
Ag + N = Ag2N =>
2 Ag + N = Ag2N
CuSO4 + K4Fe(CN)6 = K4Cu(CN)6 + FeSO4 =>
CuSO4 + K4Fe(CN)6 = K4Cu(CN)6 + FeSO4
CuCl + Al = Cu + AlCl3 =>
3 CuCl + Al = 3 Cu + AlCl3
AuCl3 + FeSO4 = Fe2(SO4)3 + FeCl2 + Au =>
2 AuCl3 + 9 FeSO4 = 3 Fe2(SO4)3 + 3 FeCl2 + 2 Au
CaCO3 + C6H8O6 = H2 + CO2 + Ca =>
6 CaCO3 + C6H8O6 = 4 H2 + 12 CO2 + 6 Ca
Ta + B = Ta3B4 =>
3 Ta + 4 B = Ta3B4
KMnO4 + H2SO4 + SnCl2 = MnSO4 + KCl + SnCl4 + H2O + Sn(SO4)2 =>
2 KMnO4 + 8 H2SO4 + 5 SnCl2 = 2 MnSO4 + 2 KCl + 2 SnCl4 + 8 H2O + 3 Sn(SO4)2
KH2PO4 + NaOH = KNa2PO4 + H2O =>
KH2PO4 + 2 NaOH = KNa2PO4 + 2 H2O
Br2(l) + KI(aq) = KBr(aq) + I2(s) =>
Br2(l) + 2 KI(aq) = 2 KBr(aq) + I2(s)
MgCl + Br2 = MgBr + Cl =>
2 MgCl + Br2 = 2 MgBr + 2 Cl
Al2(SO4)3 + Mg(OH)2 = Al(OH)3 + Mg(SO4) =>
Al2(SO4)3 + 3 Mg(OH)2 = 2 Al(OH)3 + 3 Mg(SO4)
H2N2O2 + H2SO4 + KMnO4 = HNO3 + MnSO4 + K2SO4 + H2O =>
5 H2N2O2 + 12 H2SO4 + 8 KMnO4 = 10 HNO3 + 8 MnSO4 + 4 K2SO4 + 12 H2O
P4O10(s) + HNO3(aq) = N2O5(g) + (HPO3)3(l) =>
3 P4O10(s) + 12 HNO3(aq) = 6 N2O5(g) + 4(HPO3)3(l)
OH + ClO2 = ClO4 + H2O =>
4 OH + ClO2 = ClO4 + 2 H2O
MgCl + Br2 = MgBr + Cl =>
2 MgCl + Br2 = 2 MgBr + 2 Cl
CH3OH + Cu(OH)2 = CH2O + Cu2O + H2O =>
CH3OH + 2 Cu(OH)2 = CH2O + Cu2O + 3 H2O
MgCl + Br2 = MgBr + Cl =>
2 MgCl + Br2 = 2 MgBr + 2 Cl
NaOH + ZnCl2 = ZnO + NaCl + H2O =>
2 NaOH + ZnCl2 = ZnO + 2 NaCl + H2O
K + SO2 = K2SO3 + K2S2O3 =>
4 K + 3 SO2 = K2SO3 + K2S2O3
Fe2O3 + HF = FeF3 + H2O =>
Fe2O3 + 6 HF = 2 FeF3 + 3 H2O
HC2H3O2 + H2O = C2H3O2{-} + H3O{+} =>
HC2H3O2 + H2O = C2H3O2{-} + H3O{+}
H2S + H2O = H2 + SO2 =>
H2S + 2 H2O = 3 H2 + SO2
SO + H2 = HSO =>
2 SO + H2 = 2 HSO
CuSO4 = CuO + SO2 + O2 =>
2 CuSO4 = 2 CuO + 2 SO2 + O2
Cu + CrO4 = CuO + Cr =>
4 Cu + CrO4 = 4 CuO + Cr
C2H5COOH + Ca = C2H5COOCa + H2 =>
2 C2H5COOH + 2 Ca = 2 C2H5COOCa + H2
H2S + CuOH = Cu2S + H2O =>
H2S + 2 CuOH = Cu2S + 2 H2O
C3H8 + I2 = C3H6I2 + H2 =>
C3H8 + I2 = C3H6I2 + H2
C2H5COOH + Ca = C2H5COOCa + H2 =>
2 C2H5COOH + 2 Ca = 2 C2H5COOCa + H2
KOH + Bi(NO3)3 = KNO3 + Bi(OH)3 =>
3 KOH + Bi(NO3)3 = 3 KNO3 + Bi(OH)3
Cr(NO3)3 + (NH4)2S2O8 + H2O = H2CrO4 + HNO3 + (NH4)2SO4 =>
6 Cr(NO3)3 + (NH4)2S2O8 + 18 H2O = 6 H2CrO4 + 16 HNO3 + 2(NH4)2SO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/13/24
Équations équilibrées sur08/12/23
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