| Équations équilibrées la veille |
HgCl2 = Cl + HgCl
FeCl2 + FeCl3 + NaOH = Fe3O4 + NaCl + H2O =>
FeCl2 + 2 FeCl3 + 8 NaOH = Fe3O4 + 8 NaCl + 4 H2O
H3A + OH = H2O + A3 =>
3 H3A + 9 OH = 9 H2O + A3
KNO3 + C + S = CO + N2 + K2S =>
2 KNO3 + 6 C + S = 6 CO + N2 + K2S
PbNO3 + FeS = PbS + FeNO3 =>
PbNO3 + FeS = PbS + FeNO3
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
Zn2O2 + H2O = Zn(OH)2 =>
Zn2O2 + 2 H2O = 2 Zn(OH)2
K(s) + C(s) = K4C(s) =>
4 K(s) + C(s) = K4C(s)
Pt + F2(s) = PtF(l) =>
2 Pt + F2(s) = 2 PtF(l)
KMnO4 + NaHSO3 = K + MnO2 + NaHSO4 =>
KMnO4 + 2 NaHSO3 = K + MnO2 + 2 NaHSO4
Fe + O = Fe2O3 =>
2 Fe + 3 O = Fe2O3
XeF4 + H2O = XeO3 + Xe + HF =>
3 XeF4 + 6 H2O = 2 XeO3 + Xe + 12 HF
HgCl2 + N2H4 = Hg + N2 + ClH =>
2 HgCl2 + N2H4 = 2 Hg + N2 + 4 ClH
XeF4 + H2O = XeO3 + Xe + HF =>
3 XeF4 + 6 H2O = 2 XeO3 + Xe + 12 HF
NaC2H3O2 + AgNO3 = AgC2H3O2 + Na(NO3) =>
NaC2H3O2 + AgNO3 = AgC2H3O2 + Na(NO3)
XeF4 + H2O = XeO3 + Xe + HF =>
3 XeF4 + 6 H2O = 2 XeO3 + Xe + 12 HF
C2H2(l) + Cl2(l) = C2H2Cl4(g) =>
C2H2(l) + 2 Cl2(l) = C2H2Cl4(g)
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
HCOOH + NaCO3 = HCOONa + CO2 + H2O =>
3 HCOOH + 2 NaCO3 = 2 HCOONa + 3 CO2 + 2 H2O
Br2 + H2O = HBr + O2 =>
2 Br2 + 2 H2O = 4 HBr + O2
Mg3N2(s) + H2O = Mg(OH)2 + NH3 =>
Mg3N2(s) + 6 H2O = 3 Mg(OH)2 + 2 NH3
Cu(NO3)2(aq) + H2O = Cu(H2O)6(aq) + NO3(aq) =>
Cu(NO3)2(aq) + 6 H2O = Cu(H2O)6(aq) + 2 NO3(aq)
CaH2 + H2CO3 = CaCO3 + H2 =>
CaH2 + H2CO3 = CaCO3 + 2 H2
Al + NaOH + H2O = Na2[(AlOH)4] + H2 =>
4 Al + 2 NaOH + 2 H2O = Na2[(AlOH)4] + H2
NaOH(aq) + CuCl(aq) = CuOH(aq) + NaCl(aq) =>
NaOH(aq) + CuCl(aq) = CuOH(aq) + NaCl(aq)
FeH2N2O6 = Fe + HNO3 =>
FeH2N2O6 = Fe + 2 HNO3
As4O6 + IO4{-} + OH{-} = AsO4{3-} + IO3{-} + H2O =>
As4O6 + 4 IO4{-} + 12 OH{-} = 4 AsO4{3-} + 4 IO3{-} + 6 H2O
C4H9COOH + O2 = CO2 + H2O =>
2 C4H9COOH + 13 O2 = 10 CO2 + 10 H2O
Fe(OH)3 + CH2O + H{+} = Fe2{+} + CO2 + H2O =>
8 Fe(OH)3 + 5 CH2O + 4 H{+} = 4 Fe2{+} + 5 CO2 + 19 H2O
NaF(aq) + HCl(aq) = HF(s) + NaCl(aq) =>
NaF(aq) + HCl(aq) = HF(s) + NaCl(aq)
ZnSO4 + Al2 = Al2(SO4)3 + Zn =>
3 ZnSO4 + Al2 = Al2(SO4)3 + 3 Zn
NaClO + NaCl + HNO3 = NaNO3 + H2O + Cl =>
NaClO + NaCl + 2 HNO3 = 2 NaNO3 + H2O + 2 Cl
Cr2O7{-2} + SnCl3{-} + H3O{+} + Cl{-} = SnCl6{2-} + Cr{3+} + H2O =>
Cr2O7{-2} + 3 SnCl3{-} + 14 H3O{+} + 9 Cl{-} = 3 SnCl6{2-} + 2 Cr{3+} + 21 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
MnCl3 + K3PO4 = MnPO4 + K3Cl3 =>
MnCl3 + K3PO4 = MnPO4 + K3Cl3
Ba + HBr = BaBr + H2 =>
2 Ba + 2 HBr = 2 BaBr + H2
KOH = H2O + K2O =>
2 KOH = H2O + K2O
Al2S3 + Cl2 = AlCl3 + S2 =>
2 Al2S3 + 6 Cl2 = 4 AlCl3 + 3 S2
CaCl2 + K2CO3 = CaCO3 + KCl =>
CaCl2 + K2CO3 = CaCO3 + 2 KCl
Cr(NO3)3 + (NH4)2S2O8 + H2O = (NH4)2Cr2O7 + NH4NO3 + H2SO4 =>
6 Cr(NO3)3 + 13(NH4)2S2O8 + 24 H2O = 3(NH4)2Cr2O7 + 19 NH4NO3 + 26 H2SO4
BaS + H2O2 = BaSO4 + H2O =>
BaS + 4 H2O2 = BaSO4 + 4 H2O
Mg + F2 = MgF2 =>
Mg + F2 = MgF2
C5H11O5CHO + Ag(NH3)2OH = C5H11O5COONH4 + Ag + NH3 + H2O =>
C5H11O5CHO + 2 Ag(NH3)2OH = C5H11O5COONH4 + 2 Ag + 3 NH3 + H2O
Ca + No2 = CaNo2 =>
Ca + No2 = CaNo2
Cu(NH3)2Cl + H2S = CuS + Cu + NH3 + NH4Cl =>
2 Cu(NH3)2Cl + H2S = CuS + Cu + 2 NH3 + 2 NH4Cl
HgO = Hg2O + O2 =>
4 HgO = 2 Hg2O + O2
SnCl2 + Br2 + H2O = HCl + HBr + H2SnO3 =>
SnCl2 + Br2 + 3 H2O = 2 HCl + 2 HBr + H2SnO3
H2CO3 + HCl = ClCO3 + H2 =>
2 H2CO3 + 2 HCl = 2 ClCO3 + 3 H2
Cl{-} + NO3{-} = ClO3{-} + NO2{-} =>
Cl{-} + 3 NO3{-} = ClO3{-} + 3 NO2{-}
K2S + O2 = K2SO3 =>
2 K2S + 3 O2 = 2 K2SO3
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Équations équilibrées sur10/15/24
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