| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 O2 + 3 Fe = Fe3O4
XeO3 + MnSO4 + KOH + H2O = Xe + KMnO4 + H2SO4 =>
5 XeO3 + 6 MnSO4 + 6 KOH + 3 H2O = 5 Xe + 6 KMnO4 + 6 H2SO4
Na + Al(NO3)3*9H2O = NaOH + Al(OH)3 + N =>
15 Na + Al(NO3)3*9H2O = 15 NaOH + Al(OH)3 + 3 N
(NH4)2SO4 + Pb(OH)2 = PbSO4 + NH4(OH) =>
(NH4)2SO4 + Pb(OH)2 = PbSO4 + 2 NH4(OH)
HgCl2 = Hg + Cl3 =>
3 HgCl2 = 3 Hg + 2 Cl3
MnCl2 + KBrO3 + KOH = MnO2 + KBr + KCl + H2O =>
3 MnCl2 + KBrO3 + 6 KOH = 3 MnO2 + KBr + 6 KCl + 3 H2O
ZnCO3 + C8H8O7 = Zn3(C6H5O7)2 + H2O + CO2 =>
39 ZnCO3 + 18 C8H8O7 = 13 Zn3(C6H5O7)2 + 7 H2O + 27 CO2
Sb2S3 + H2O2 = Sb2(SO4)3 + H2O =>
Sb2S3 + 12 H2O2 = Sb2(SO4)3 + 12 H2O
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
C + O2 = CO2 =>
C + O2 = CO2
ICl3 + H2O = IICl + HIO3 + HCl =>
9 ICl3 + 15 H2O = 2 IICl + 5 HIO3 + 25 HCl
C5H90 + O2 = CO2 + H2O =>
2 C5H90 + 55 O2 = 10 CO2 + 90 H2O
CO2 + CsNO2 + Rb2OsO4 = Rb2CO3 + CsNO3 + Os2O3 =>
2 CO2 + 3 CsNO2 + 2 Rb2OsO4 = 2 Rb2CO3 + 3 CsNO3 + Os2O3
C3H6O + NH4CO3H + Na2S2O4 + Na2CO3 = HN(C3H7)2 + Na2SO3 + CO2 =>
5 C3H6O + 3 NH4CO3H + 14 Na2S2O4 + 14 Na2CO3 = 3 HN(C3H7)2 + 28 Na2SO3 + 14 CO2
Na + K2O = K2 + NaO =>
Na + K2O = K2 + NaO
HCl + A3NO3 = A3Cl + HNO3 =>
HCl + A3NO3 = A3Cl + HNO3
MnO2 + HClO3 + K2CO3 = K2MnO4 + HCl + CO2 =>
3 MnO2 + HClO3 + 3 K2CO3 = 3 K2MnO4 + HCl + 3 CO2
HCN + AgNO3 = H3NO3 + Ag(CN)3 =>
3 HCN + AgNO3 = H3NO3 + Ag(CN)3
PbO + NH3 = Pb + N2 + HOH =>
3 PbO + 2 NH3 = 3 Pb + N2 + 3 HOH
H3{+} + HF = H2F{+} + H2 =>
H3{+} + HF = H2F{+} + H2
V + MgSO4 = Mg + V2(SO4)5 =>
2 V + 5 MgSO4 = 5 Mg + V2(SO4)5
CH3CH2OHCH2CH3 + KMnO4 + H2SO4 = CH3COHCH2CH3 + MnSO4 + H2O + K2SO4 =>
5 CH3CH2OHCH2CH3 + 2 KMnO4 + 3 H2SO4 = 5 CH3COHCH2CH3 + 2 MnSO4 + 8 H2O + K2SO4
ZnS + HNO3 = Zn(NO3)2 + SO2 + NO + H2O =>
ZnS + 4 HNO3 = Zn(NO3)2 + SO2 + 2 NO + 2 H2O
Ca(OH)2 + Co2Cl = CaCo2 + Cl(OH)2 =>
Ca(OH)2 + Co2Cl = CaCo2 + Cl(OH)2
FeOHCO3 = Fe2O3 + CO2 + H2O =>
2 FeOHCO3 = Fe2O3 + 2 CO2 + H2O
SO3 + Al(OH)3 = [Al(OH)2]2SO4 + H2O =>
SO3 + 2 Al(OH)3 = [Al(OH)2]2SO4 + H2O
HS + H2O = SO4 + H =>
HS + 4 H2O = SO4 + 9 H
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
Se + HNO2 = H2SeO3 + NO + H2O =>
Se + 4 HNO2 = H2SeO3 + 4 NO + H2O
Ca + H{-}OH = Ca{-}OH + H2 =>
2 Ca + 2 H{-}OH = 2 Ca{-}OH + H2
N + S + H2O = NSH2O =>
N + S + H2O = NSH2O
KCl(aq) + AgNO3(l) = AgCl(aq) + KNO3(aq) =>
KCl(aq) + AgNO3(l) = AgCl(aq) + KNO3(aq)
H2O2 + Cr2(SO4)3 + KOH = H2O + K2CrO4 + K2SO4 =>
3 H2O2 + Cr2(SO4)3 + 10 KOH = 8 H2O + 2 K2CrO4 + 3 K2SO4
NH3 + Na2HPO4 + BaCl2 = Ba(NH4)PO4 + NaCl =>
NH3 + Na2HPO4 + BaCl2 = Ba(NH4)PO4 + 2 NaCl
H2PtCl6 + RbCl = Rb2PtCl6 + HCl =>
H2PtCl6 + 2 RbCl = Rb2PtCl6 + 2 HCl
H + HNO2 = N2O + H2O =>
4 H + 2 HNO2 = N2O + 3 H2O
H2S + Bi(OH)5 = Bi2S5 + H2O =>
5 H2S + 2 Bi(OH)5 = Bi2S5 + 10 H2O
Na2MnO4 + Na2SO3 + H2SO4 = MnSO4 + Na2SO4 + H2O =>
Na2MnO4 + 2 Na2SO3 + 2 H2SO4 = MnSO4 + 3 Na2SO4 + 2 H2O
CO + HCl = COCl2(s) + H2 =>
CO + 2 HCl = COCl2(s) + H2
CaC2() + H2O(l) = C2H2(aq) + Ca(OH)2(g) =>
CaC2() + 2 H2O(l) = C2H2(aq) + Ca(OH)2(g)
Fe + K(SO4) = K + Fe(SO4)2 =>
Fe + 2 K(SO4) = 2 K + Fe(SO4)2
Ag4P2O7 + AgMnP2O7 + Mn2O3 = Ag3Mn2P3O12 =>
Ag4P2O7 + 2 AgMnP2O7 + Mn2O3 = 2 Ag3Mn2P3O12
Cr + O3 = CrO3 =>
Cr + O3 = CrO3
NaO + MgSO4 = NaSO4 + MgO =>
NaO + MgSO4 = NaSO4 + MgO
Fe(OH)2 + H3BO3 = FeHBO3 + H2O =>
Fe(OH)2 + H3BO3 = FeHBO3 + 2 H2O
VO{2+} + MnO4{-} = VO2{+} + MnO{2+} =>
3 VO{2+} + MnO4{-} = 3 VO2{+} + MnO{2+}
NaNO3(solid) = NaNO2 + O2 =>
2 NaNO3(solid) = 2 NaNO2 + O2
Zn + NO2{-} + H{+} = NH4{+} + Zn{2+} + H2O =>
3 Zn + NO2{-} + 8 H{+} = NH4{+} + 3 Zn{2+} + 2 H2O
HBr + Ba(OH)2 = H2O + Ba(OH)Br =>
HBr + Ba(OH)2 = H2O + Ba(OH)Br
NH4NO3 + KOH = KNO3 + HN3 + H2O =>
2 NH4NO3 + KOH = KNO3 + HN3 + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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