| Équations équilibrées la veille |
C2H4 + HOBr = C2H5OBr
FeCl3 + Mn = MnCl3 + Fe =>
FeCl3 + Mn = MnCl3 + Fe
K + H + PO4 = K2HPO4 =>
2 K + H + PO4 = K2HPO4
NaOH + CO2 = NaHCO3 = H2O =>
NaOH + CO2 = NaHCO3
Co2(SO4)3 + NaOH = Co(OH)3 + Na2(SO4) =>
Co2(SO4)3 + 6 NaOH = 2 Co(OH)3 + 3 Na2(SO4)
ClO{-} + S2O3{-2} + OH{-} = Cl{-} + SO4{-2} + H{+} =>
4 ClO{-} + S2O3{-2} + OH{-} = 4 Cl{-} + 2 SO4{-2} + H{+}
MnO2 + Al(s) = Mn(s) + Al2O3 =>
3 MnO2 + 4 Al(s) = 3 Mn(s) + 2 Al2O3
CsOH + H2CO3 = H2O + Cs2CO3 =>
2 CsOH + H2CO3 = 2 H2O + Cs2CO3
H2SeO4 + HCl = H2SeO3 + Cl + H2O =>
H2SeO4 + 2 HCl = H2SeO3 + 2 Cl + H2O
Li + FeSO4 = LiFeS + O4 =>
Li + FeSO4 = LiFeS + O4
Pt + F = PtF =>
Pt + F = PtF
Sn + FeCl2 = SnCl4 + Fe =>
Sn + 2 FeCl2 = SnCl4 + 2 Fe
S + Br{-} = S2{-} + Br2 =>
4 S + 2 Br{-} = 2 S2{-} + Br2
Pb(C2H3O2)2 + Na2Co3 = PbCo3 + NaC2H3O2 =>
Pb(C2H3O2)2 + Na2Co3 = PbCo3 + 2 NaC2H3O2
C4H6O2 + NaHCO3 = C4H7NaO3 + CO2 =>
C4H6O2 + NaHCO3 = C4H7NaO3 + CO2
N2O5 + Ca = N + CaO =>
N2O5 + 5 Ca = 2 N + 5 CaO
Li + Po4 = Li3Po4 =>
3 Li + Po4 = Li3Po4
Rb + Te = Rb2Te =>
2 Rb + Te = Rb2Te
Si(CH3)2Cl2 + H2O = Si(CH3)2O + HCl =>
Si(CH3)2Cl2 + H2O = Si(CH3)2O + 2 HCl
Pb(NO3)2 + LiOH = Pb(OH)2 + LiNO3 =>
Pb(NO3)2 + 2 LiOH = Pb(OH)2 + 2 LiNO3
KBr + Ce2 = KCe + Br2 =>
2 KBr + Ce2 = 2 KCe + Br2
Cu + HNO3 + O2 = CuNO3 + H2O =>
4 Cu + 4 HNO3 + O2 = 4 CuNO3 + 2 H2O
(NH4)OH + H2(SO4) = (NH4)2(SO4) + HOH =>
2(NH4)OH + H2(SO4) = (NH4)2(SO4) + 2 HOH
KBr + Ce2 = KCe + Br2 =>
2 KBr + Ce2 = 2 KCe + Br2
(NH4)2SO4 + O2 = SO2 + H2O + N2 =>
(NH4)2SO4 + O2 = SO2 + 4 H2O + N2
FeI2 + Ag(NO3)2 = Fe(NO3)2 + AgI2 =>
FeI2 + Ag(NO3)2 = Fe(NO3)2 + AgI2
CaBr + Cr2(NO3)3 = CaNO3 + Cr2Br3 =>
3 CaBr + Cr2(NO3)3 = 3 CaNO3 + Cr2Br3
NbCl5 + H2 = Nb + HCl =>
2 NbCl5 + 5 H2 = 2 Nb + 10 HCl
Re + Br = ReBr3 =>
Re + 3 Br = ReBr3
HBr + KHSO3 = KBr + H2O + SO2 =>
HBr + KHSO3 = KBr + H2O + SO2
Cl2O + NaOH = NaClO + H2O =>
Cl2O + 2 NaOH = 2 NaClO + H2O
As4O6 + HCl + SnCl2 = As + SnCl4 + H2O =>
As4O6 + 12 HCl + 6 SnCl2 = 4 As + 6 SnCl4 + 6 H2O
CHCH + KMnO4 + H2O = CO2 + MnO2 + KOH =>
3 CHCH + 10 KMnO4 + 2 H2O = 6 CO2 + 10 MnO2 + 10 KOH
Ir + O = IrO2 =>
Ir + 2 O = IrO2
NiCl2 + NaH2PO2 + H2O = Ni + NaH2PO4 + HCl =>
2 NiCl2 + NaH2PO2 + 2 H2O = 2 Ni + NaH2PO4 + 4 HCl
FeS(aq) + HCl(aq) = FeCl2(aq) + H2S(aq) =>
FeS(aq) + 2 HCl(aq) = FeCl2(aq) + H2S(aq)
Li2B4O7 + MgAl2O4 = LiAl5O8 + Mg3B2O6 + Al2O3 =>
Li2B4O7 + 6 MgAl2O4 = 2 LiAl5O8 + 2 Mg3B2O6 + Al2O3
K2[Zn(OH)4] + H2S = ZnS + KHS + H2O =>
K2[Zn(OH)4] + 3 H2S = ZnS + 2 KHS + 4 H2O
K + H + PO4 = K2HPO4 =>
2 K + H + PO4 = K2HPO4
MoCl5 + NaOH = Mo(OH)5 + NaCl =>
MoCl5 + 5 NaOH = Mo(OH)5 + 5 NaCl
Pb(NO3)2 + LiOH = Pb(OH)2 + LiNO3 =>
Pb(NO3)2 + 2 LiOH = Pb(OH)2 + 2 LiNO3
Ca(OH)2 + K = K(OH) + Ca =>
Ca(OH)2 + 2 K = 2 K(OH) + Ca
Cu2S + HNO3 = Cu(NO3)2 + S + NO + H2O =>
3 Cu2S + 16 HNO3 = 6 Cu(NO3)2 + 3 S + 4 NO + 8 H2O
Na2S + CuSO4 = CuS + Na2SO4 =>
Na2S + CuSO4 = CuS + Na2SO4
Fe + CH3CO2H = Fe(CH3CO2)2 + H =>
Fe + 2 CH3CO2H = Fe(CH3CO2)2 + 2 H
S + HOH = H2S + OH =>
S + 2 HOH = H2S + 2 OH
FeO4{2-} + C2O4{2-} + H{+} = Fe{3+} + H2O + CO2 =>
2 FeO4{2-} + 3 C2O4{2-} + 16 H{+} = 2 Fe{3+} + 8 H2O + 6 CO2
Ag2O + SO3 = Ag2SO4 =>
Ag2O + SO3 = Ag2SO4
K2Cr2O7 + K2C2O4 + H2SO4 = Cr2(SO4)3 + CO2 + H2O + K2SO4 =>
K2Cr2O7 + 3 K2C2O4 + 7 H2SO4 = Cr2(SO4)3 + 6 CO2 + 7 H2O + 4 K2SO4
UO2 + H2O2H2SO4 = UO2SO4 + H2O =>
UO2 + H2O2H2SO4 = UO2SO4 + 2 H2O
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Équations équilibrées sur10/27/24
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