| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na2HPO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 4 NaOH + 2 H2O
Cr2O3 + KNO3 + Na2CO3 = CO2 + KNO2 + Na2Cr2O7 =>
Cr2O3 + 3 KNO3 + Na2CO3 = CO2 + 3 KNO2 + Na2Cr2O7
CuSO4 + NaI = CuNa + SO4I =>
CuSO4 + NaI = CuNa + SO4I
C3H5NO + O2 = CO + NO2 + H2O =>
4 C3H5NO + 13 O2 = 12 CO + 4 NO2 + 10 H2O
Hg2O3 = Hg + O =>
Hg2O3 = 2 Hg + 3 O
Ba2NO3 + HSO4 = Ba2SO4 + HNO3 =>
Ba2NO3 + HSO4 = Ba2SO4 + HNO3
BaCl2 + NH4NO3 = NH4Cl + Ba(NO3)2 =>
BaCl2 + 2 NH4NO3 = 2 NH4Cl + Ba(NO3)2
B2O3 + Cl2 = BCl3 + O2 =>
2 B2O3 + 6 Cl2 = 4 BCl3 + 3 O2
I2 + KOH = KIO3 + KI + H2O =>
3 I2 + 6 KOH = KIO3 + 5 KI + 3 H2O
FeO + Al(OH)3 = Al2O3 + Fe(OH)2 =>
3 FeO + 2 Al(OH)3 = Al2O3 + 3 Fe(OH)2
Na2O + NaCl = Na2Cl + NaO =>
Na2O + NaCl = Na2Cl + NaO
NaCl + O2 = Cl + Na2O2 =>
2 NaCl + O2 = 2 Cl + Na2O2
K + N2 = K3N =>
6 K + N2 = 2 K3N
NH4C2H3O2 + Pb(CO3)2 = (NH4)2CO3 + Pb(C2H3O2)4 =>
4 NH4C2H3O2 + Pb(CO3)2 = 2(NH4)2CO3 + Pb(C2H3O2)4
BaZnO2 + H2SO4 = ZnSO4 + BaSO4 + H2O =>
BaZnO2 + 2 H2SO4 = ZnSO4 + BaSO4 + 2 H2O
Cu + ZnCl = CuCl3 + Zn =>
Cu + 3 ZnCl = CuCl3 + 3 Zn
H2S + HNO3 = NO + H2 + H2SO4 =>
H2S + 2 HNO3 = 2 NO + H2 + H2SO4
ZnCO3 = CO3{2-} + Zn{+2) =>
ZnCO3 = CO3{2-} + Zn{+2)
HSN + H2O = SN{-} + H3O{+} =>
HSN + H2O = SN{-} + H3O{+}
H5IO6 + HI = I2 + H2O =>
H5IO6 + 7 HI = 4 I2 + 6 H2O
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
Mn{2+} + Br2 + H2O = Br{2-} + H{+} + MnO2 =>
2 Mn{2+} + Br2 + 4 H2O = 2 Br{2-} + 8 H{+} + 2 MnO2
CO + H2 = C8H12 + HO =>
8 CO + 10 H2 = C8H12 + 8 HO
Ca(OH)2 + C20H14O4 = Ca + CO2 + H2O =>
43 Ca(OH)2 + C20H14O4 = 43 Ca + 20 CO2 + 50 H2O
NH4Cl + Ca(OH)2 = NH3 + CaCl2 + H(OH) =>
2 NH4Cl + Ca(OH)2 = 2 NH3 + CaCl2 + 2 H(OH)
Ca(NO3)*4H2O + Fe(NO3)3*9H2O + C2H5NO2 = CaFeO3 + N2 + CO2 + H2O =>
Ca(NO3)*4H2O + Fe(NO3)3*9H2O + 2 C2H5NO2 = CaFeO3 + 3 N2 + 4 CO2 + 18 H2O
Ba(s) + Ni3(PO4)2(s) = Ni + Ba3(PO4)2 =>
3 Ba(s) + Ni3(PO4)2(s) = 3 Ni + Ba3(PO4)2
HCl + PbNO = PbCl + HNO =>
HCl + PbNO = PbCl + HNO
C4H9COOH + NaOH = C4H10 + Na2CO3 + H2O =>
C4H9COOH + 2 NaOH = C4H10 + Na2CO3 + H2O
NO + NH4(OH) = N2 + H2O =>
6 NO + 4 NH4(OH) = 5 N2 + 10 H2O
Tb3O4 + HNO3 = Tb(NO3)3 + NO2 + H2O =>
Tb3O4 + 10 HNO3 = 3 Tb(NO3)3 + NO2 + 5 H2O
HgI2 + I{-} = [HgI4]{2-} =>
HgI2 + 2 I{-} = [HgI4]{2-}
CH4 + HS2 = CS2 + H2 =>
2 CH4 + 2 HS2 = 2 CS2 + 5 H2
SrK2 + CaSO4 = SrCa + K2SO4 =>
SrK2 + CaSO4 = SrCa + K2SO4
CN4 + AgCo = AgC + CoN4 =>
CN4 + AgCo = AgC + CoN4
Mg(No3)2 + Na2C2O4 = NaNo3 + MgC2O4 =>
Mg(No3)2 + Na2C2O4 = 2 NaNo3 + MgC2O4
Ca(OH)2 + Cl = CaCl2 + Ca(ClO)2 + H2O =>
2 Ca(OH)2 + 4 Cl = CaCl2 + Ca(ClO)2 + 2 H2O
PtO2 + H2O = Pt(OH)2 + O =>
PtO2 + H2O = Pt(OH)2 + O
MnS2 + KOH + O = MnO + K2SO4 + H2O =>
MnS2 + 4 KOH + 7 O = MnO + 2 K2SO4 + 2 H2O
Mg + NaOH = MgO + Na + H2 =>
2 Mg + 2 NaOH = 2 MgO + 2 Na + H2
Sr2 + Cl + O2 = Sr(ClO3)2 =>
Sr2 + 4 Cl + 6 O2 = 2 Sr(ClO3)2
N2O5 + CrI3 + KOH = NO + K2CrO4 + KI + H2O =>
N2O5 + 2 CrI3 + 10 KOH = 2 NO + 2 K2CrO4 + 6 KI + 5 H2O
Cl{-} + H3O{+} + Cr2O7{-}2 = H2O + Cl2 + Cr3{+} =>
74 Cl{-} + 84 H3O{+} + 6 Cr2O7{-}2 = 126 H2O + 37 Cl2 + 4 Cr3{+}
S{2-} + MnO4{2-} + H{+} = S0 + Mn{2+} + H2O =>
2 S{2-} + MnO4{2-} + 8 H{+} = 2 S0 + Mn{2+} + 4 H2O
AgNO3 + NaOH + Cr = Cr(OH)3 + NaNO3 + Ag =>
3 AgNO3 + 3 NaOH + Cr = Cr(OH)3 + 3 NaNO3 + 3 Ag
NaF + Br = NaBr + F =>
NaF + Br = NaBr + F
AlCl3 + (NH4)2S2O3 = Al2(S2O3)3 + NH4Cl =>
2 AlCl3 + 3(NH4)2S2O3 = Al2(S2O3)3 + 6 NH4Cl
Mg + P2 = Mg3P6 =>
3 Mg + 3 P2 = Mg3P6
B2H6 + Be(CH3)2 = B(CH3)3 + Be(BH4)2 =>
4 B2H6 + 3 Be(CH3)2 = 2 B(CH3)3 + 3 Be(BH4)2
KMnO4 + H2SO4 + Zn = MnSO4 + ZnO + K2SO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 Zn = 2 MnSO4 + 5 ZnO + K2SO4 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/20/24
Équations équilibrées sur01/19/24
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