| Équations équilibrées la veille | Équations équilibrées le lendemain |
F2O7 + H2O = 2 HFO4
K2Cr2O7 + BaCl2 + NaOH = BaCrO4 + KCl + NaCl + H2O =>
K2Cr2O7 + 2 BaCl2 + 2 NaOH = 2 BaCrO4 + 2 KCl + 2 NaCl + H2O
C3H8O3 + NO3{-} + H{+} = N2 + CO2 + H2O =>
5 C3H8O3 + 14 NO3{-} + 14 H{+} = 7 N2 + 15 CO2 + 27 H2O
Ca + Cu(NO3)2 = Ca(NO3)2 + Cu =>
Ca + Cu(NO3)2 = Ca(NO3)2 + Cu
K2HPO3 + NaIO3 + HCl = KCl + NaI + H3PO4 =>
3 K2HPO3 + NaIO3 + 6 HCl = 6 KCl + NaI + 3 H3PO4
HC4H6O5 + NaOH = H2O + NaC4H6O5 =>
HC4H6O5 + NaOH = H2O + NaC4H6O5
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
BaCl2 + Rb2CO3 = BaCO3 + RbCl =>
BaCl2 + Rb2CO3 = BaCO3 + 2 RbCl
HI(ac) + S(s) = H2S(g) + I2(s) =>
2 HI(ac) + S(s) = H2S(g) + I2(s)
Na2PO4 + Fe = Na + Fe3PO4 =>
Na2PO4 + 3 Fe = 2 Na + Fe3PO4
Cr2O7{-2} + S{-2} + H{+} = Cr{3+} + S + H2O =>
Cr2O7{-2} + 3 S{-2} + 14 H{+} = 2 Cr{3+} + 3 S + 7 H2O
C5H11COOSNH2 + O2 = CO2 + H2O + SO3 + NH3 =>
C5H11COOSNH2 + 9 O2 = 6 CO2 + 5 H2O + SO3 + NH3
HClO4(aq) + Mg(s) = Mg(ClO4)2(s) + H2 =>
2 HClO4(aq) + Mg(s) = Mg(ClO4)2(s) + H2
Co2O3 + H2SO4 = CoSO4 + O2 + H2O =>
2 Co2O3 + 4 H2SO4 = 4 CoSO4 + O2 + 4 H2O
Au(NO3)3 + NaOH = NaNO3 + Au(OH)3 =>
Au(NO3)3 + 3 NaOH = 3 NaNO3 + Au(OH)3
Fe(OH)3 + HCl = FeCl3 + H2O =>
Fe(OH)3 + 3 HCl = FeCl3 + 3 H2O
CuSO4 + NO2 = Cu(NO3)2 + SO2 =>
CuSO4 + 2 NO2 = Cu(NO3)2 + SO2
CH3COCH3 = C + H2 + O2 =>
2 CH3COCH3 = 6 C + 6 H2 + O2
C8H18 + O2 = CO + OH =>
C8H18 + 13 O2 = 8 CO + 18 OH
C17H33COOH + H2O2 = CO2 + H2O =>
C17H33COOH + 51 H2O2 = 18 CO2 + 68 H2O
Na2SO4 + KCl = Na2K + SO4Cl =>
Na2SO4 + KCl = Na2K + SO4Cl
Na[Sb(OH)4] + Bi(NO3)3 + NaOH = Bi + NaNO3 + Na[Sb(OH)6] =>
3 Na[Sb(OH)4] + 2 Bi(NO3)3 + 6 NaOH = 2 Bi + 6 NaNO3 + 3 Na[Sb(OH)6]
Fe + Bi2O3 = Bi + Fe3O4 =>
9 Fe + 4 Bi2O3 = 8 Bi + 3 Fe3O4
[Cr(H2O)5Cl]Cl2 + AgNO3 = AgCl + [Cr(H2O)5](NO3)3 =>
[Cr(H2O)5Cl]Cl2 + 3 AgNO3 = 3 AgCl + [Cr(H2O)5](NO3)3
Rb3PO4 + CuCl = Rb3Cl + CuPO4 =>
Rb3PO4 + CuCl = Rb3Cl + CuPO4
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CH4 + NH + O2 = HCN + H2O =>
CH4 + NH + O2 = HCN + 2 H2O
(NH4)2S + H2O = NH4OH + H2S =>
(NH4)2S + 2 H2O = 2 NH4OH + H2S
NH4Cl + Sb2O3 = SbCl3 + NH4 + O2 =>
12 NH4Cl + 2 Sb2O3 = 4 SbCl3 + 12 NH4 + 3 O2
V{2+} + MnO4{-} + H{+} = VO{2+} + Mn{2+} + H2O =>
5 V{2+} + 2 MnO4{-} + 6 H{+} = 5 VO{2+} + 2 Mn{2+} + 3 H2O
AlCl3 + NaBrO + H2O = Al(OH)2Cl + HBrO + NaCl =>
AlCl3 + 2 NaBrO + 2 H2O = Al(OH)2Cl + 2 HBrO + 2 NaCl
Na[Sb(OH)3] + Bi(NO3)3 + NaOH = Bi + NaNO3 + Na[Sb(OH)6] =>
Na[Sb(OH)3] + Bi(NO3)3 + 3 NaOH = Bi + 3 NaNO3 + Na[Sb(OH)6]
Co2S3 + H3PO4 = CoPO4 + H2S =>
Co2S3 + 2 H3PO4 = 2 CoPO4 + 3 H2S
Co + CuSO4 = Cu + Co(SO4)2 =>
Co + 2 CuSO4 = 2 Cu + Co(SO4)2
Al + NiBr = AlBr + Ni =>
Al + NiBr = AlBr + Ni
S8 + O2 + NaOH = Na2(SO4) + H2O =>
S8 + 12 O2 + 16 NaOH = 8 Na2(SO4) + 8 H2O
Na2CO3 + CH3(CH)2COOH = CH3(CH)2COONa + H2O + CO2 =>
Na2CO3 + 2 CH3(CH)2COOH = 2 CH3(CH)2COONa + H2O + CO2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
Mg(OH)2 + H2O = Mg(OH)2O3 + H2 =>
Mg(OH)2 + 3 H2O = Mg(OH)2O3 + 3 H2
C3H6O3 + KOH = C3H4O3 + K + H2O =>
C3H6O3 + 2 KOH = C3H4O3 + 2 K + 2 H2O
H2S2O5 + Al(OH)3 = H2O + Al2S6O15 =>
3 H2S2O5 + 2 Al(OH)3 = 6 H2O + Al2S6O15
Si(s) + NaOH(aq) = Na4SiO4(s) + H2 =>
Si(s) + 4 NaOH(aq) = Na4SiO4(s) + 2 H2
KOH(aq) + SO3(g) = K2SO4 + H2O =>
2 KOH(aq) + SO3(g) = K2SO4 + H2O
K2O + KOH = K2OH + KO =>
K2O + KOH = K2OH + KO
Cu2O + O2 = CuO =>
2 Cu2O + O2 = 4 CuO
Sb + I2 = SbI3 =>
2 Sb + 3 I2 = 2 SbI3
Be + H3PO4 = H2 + Be(PO4)2 =>
Be + 2 H3PO4 = 3 H2 + Be(PO4)2
CeO2 + HCl = CeCl3 + H2O + Cl2 =>
2 CeO2 + 8 HCl = 2 CeCl3 + 4 H2O + Cl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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