| Équations équilibrées la veille | Équations équilibrées le lendemain |
PbS + 8 HNO3 = PbSO4 + 8 NO2 + 4 H2O
(NH4)2S + Cd{2+} = CdS + NH4{+} =>
(NH4)2S + Cd{2+} = CdS + 2 NH4{+}
C4H6O6 + O2 = CO2 + H2O =>
2 C4H6O6 + 5 O2 = 8 CO2 + 6 H2O
KI + KCrO7 + H2SO4 = I2 + Cr2(SO4)3 + K2SO4 + H2O =>
20 KI + 2 KCrO7 + 14 H2SO4 = 10 I2 + Cr2(SO4)3 + 11 K2SO4 + 14 H2O
CH3COOC3H4 + H2O = CH4 + O =>
2 CH3COOC3H4 + 13 H2O = 10 CH4 + 17 O
H2SO4 + PbO2 = PbSO4 + H2O + O2 =>
2 H2SO4 + 2 PbO2 = 2 PbSO4 + 2 H2O + O2
IBr3 + F2 = IF5 + Br2 =>
2 IBr3 + 5 F2 = 2 IF5 + 3 Br2
Na2SO3 + O3 = Na2SO5 =>
3 Na2SO3 + 2 O3 = 3 Na2SO5
Hg2S2 = Hg + S =>
Hg2S2 = 2 Hg + 2 S
NaAlO2 + H2O + CO2 = Al(OH)3 + Na2CO3 =>
2 NaAlO2 + 3 H2O + CO2 = 2 Al(OH)3 + Na2CO3
NaOH + NH4NO3 = NaH4NO3 + NOH =>
NaOH + NH4NO3 = NaH4NO3 + NOH
Al(CN)3 + Mg(OH)2 = Al(OH)3 + Mg(CN)2 =>
2 Al(CN)3 + 3 Mg(OH)2 = 2 Al(OH)3 + 3 Mg(CN)2
Na(OH) + ZnCl2 = NaCl + Zn(OH)2 =>
2 Na(OH) + ZnCl2 = 2 NaCl + Zn(OH)2
MnSO4 + KMnO4 + H2SO4 = KHSO4 + MnO2 + O2 =>
MnSO4 + 2 KMnO4 + H2SO4 = 2 KHSO4 + 3 MnO2 + O2
Mg(OH)2(aq) + HCH3CO2(aq) = Mg(CO2)2 + HCH3OH =>
Mg(OH)2(aq) + 2 HCH3CO2(aq) = Mg(CO2)2 + 2 HCH3OH
Ca + CO = CaC2 + CaO =>
3 Ca + 2 CO = CaC2 + 2 CaO
Na2B4O7 + PbO = NaBO2 + Pb(BO2)2 =>
Na2B4O7 + PbO = 2 NaBO2 + Pb(BO2)2
ZnCl2(aq) + KOH = Zn(OH)2 + KCl =>
ZnCl2(aq) + 2 KOH = Zn(OH)2 + 2 KCl
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
LiHCO3 = Li2CO3 + H2CO3 =>
2 LiHCO3 = Li2CO3 + H2CO3
K2CO3 + Nb2O5 = K4Nb6O17 + CO2 =>
2 K2CO3 + 3 Nb2O5 = K4Nb6O17 + 2 CO2
NaAlO2 + NH4Cl + H2O = Al(OH)3 + NaCl + NH3 =>
NaAlO2 + NH4Cl + H2O = Al(OH)3 + NaCl + NH3
Ag2*O = Ag + O2 =>
2 Ag2*O = 4 Ag + O2
C2H50H + O2 = HC2H3O2 + H2O =>
4 C2H50H + 51 O2 = 4 HC2H3O2 + 94 H2O
NO3{-} + H{+} + Hg = Hg{2+} + NO + H2O =>
2 NO3{-} + 8 H{+} + 3 Hg = 3 Hg{2+} + 2 NO + 4 H2O
NaHCO3(s) + HC2H3O2(l) = NaC2H3O2() + H2O() + CO2(g) =>
NaHCO3(s) + HC2H3O2(l) = NaC2H3O2() + H2O() + CO2(g)
KSbCl6 + H2O = SbO2Cl + KCl + HCl =>
KSbCl6 + 2 H2O = SbO2Cl + KCl + 4 HCl
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
Ag(NO3)2 + LiBr = AgBr2 + LiNO3 =>
Ag(NO3)2 + 2 LiBr = AgBr2 + 2 LiNO3
K2SO4 + HNO3 = KNO3 + SO3*H2O =>
K2SO4 + 2 HNO3 = 2 KNO3 + SO3*H2O
CH3CoOH + NaCl = CH3CoONa + HCl =>
CH3CoOH + NaCl = CH3CoONa + HCl
Fe(NO3)3 + Zn(OH)2 = Fe(OH)3 + Zn(NO3)2 =>
2 Fe(NO3)3 + 3 Zn(OH)2 = 2 Fe(OH)3 + 3 Zn(NO3)2
NaN3 + H2O = NaHN3 + OH =>
NaN3 + H2O = NaHN3 + OH
MnCr2O7 + Fe2Se3 + H2O = HMnO4 + FeSeO4 + H2SeO4 + Cr2O3 =>
22 MnCr2O7 + Fe2Se3 + 12 H2O = 22 HMnO4 + 2 FeSeO4 + H2SeO4 + 22 Cr2O3
Ca10(PO4)6(OH)2 + C3H6O3 = Ca(C3H5O3)2 + H3PO4 + H2O =>
Ca10(PO4)6(OH)2 + 20 C3H6O3 = 10 Ca(C3H5O3)2 + 6 H3PO4 + 2 H2O
K(s) + H2O(l) = KOH(ac) + H2(g) =>
2 K(s) + 2 H2O(l) = 2 KOH(ac) + H2(g)
Zn(OH)2 + HNO3 = Zn(NO3)2 + H2O =>
Zn(OH)2 + 2 HNO3 = Zn(NO3)2 + 2 H2O
Li2CO3 + HNO3 = CO2 + LiNO3 + H2O =>
Li2CO3 + 2 HNO3 = CO2 + 2 LiNO3 + H2O
Cu(OH)2(s) + HCl(aq) = CuCl2 + H2O =>
Cu(OH)2(s) + 2 HCl(aq) = CuCl2 + 2 H2O
S + O2(g) = SO2 =>
S + O2(g) = SO2
Ca(OH)2 + (NH4)2HPO4 = NH4OH + CaHPO4 =>
Ca(OH)2 + (NH4)2HPO4 = 2 NH4OH + CaHPO4
KMnO4 + H2O2 = KMnO5 + H2O =>
KMnO4 + H2O2 = KMnO5 + H2O
NaCl(aq) + H2SO4(aq) + MnO2(s) = Na2SO4(aq) + MnCl2(aq) + H2O(l) + Cl2(g) =>
4 NaCl(aq) + 2 H2SO4(aq) + MnO2(s) = 2 Na2SO4(aq) + MnCl2(aq) + 2 H2O(l) + Cl2(g)
P2O5 + Al2O3 = AlPO4 =>
P2O5 + Al2O3 = 2 AlPO4
PbO2 + HBr = PbBr2 + Br2 + H2O =>
PbO2 + 4 HBr = PbBr2 + Br2 + 2 H2O
HCl + MmO2 = MmCl2 + H2O + Cl2 =>
4 HCl + MmO2 = MmCl2 + 2 H2O + Cl2
KHCO3 + CH3COOH = KCH2CHOOH + CO2 + H2O =>
8 KHCO3 + 9 CH3COOH = 8 KCH2CHOOH + 10 CO2 + 6 H2O
KBr + CuSO4 = CuBr + K + SO4 =>
KBr + CuSO4 = CuBr + K + SO4
K2MnO4 + PbO2 + H2SO4 = KMnO4 + PbSO4 + KOH =>
2 K2MnO4 + PbO2 + H2SO4 = 2 KMnO4 + PbSO4 + 2 KOH
CuO2 + H2 = Cu + H2O =>
CuO2 + 2 H2 = Cu + 2 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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