| Équations équilibrées la veille | Équations équilibrées le lendemain |
Si2Cl6 + 4 H2O = 2 SiO2 + 6 HCl + H2
Pb(NO3)2 + KSCN = Pb(SCN)2 + KNO3 =>
Pb(NO3)2 + 2 KSCN = Pb(SCN)2 + 2 KNO3
C2H4COOH + [Ag(NH3)2]OH = C2H4(COOH)2 + Ag + NH3 + H2O =>
4 C2H4COOH + 10[Ag(NH3)2]OH = 3 C2H4(COOH)2 + 10 Ag + 20 NH3 + 6 H2O
C3H5ON + H2SO4 + H2O = (NH4)2SO4 + C3H6O3 =>
2 C3H5ON + H2SO4 + 4 H2O = (NH4)2SO4 + 2 C3H6O3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Mg + H2SO4 = MgH2SO4 =>
Mg + H2SO4 = MgH2SO4
Fe2O3 + S = SO3 + Fe =>
Fe2O3 + S = SO3 + 2 Fe
Ru + HNO3 + HCl = RuCl6 + NO2 + H2O =>
Ru + 6 HNO3 + 6 HCl = RuCl6 + 6 NO2 + 6 H2O
As2O3 + HCl + Zn = ZnCl2 + H2O + AsH3 =>
As2O3 + 12 HCl + 6 Zn = 6 ZnCl2 + 3 H2O + 2 AsH3
NaOH + CH3NH2HCl = NaCl + H2O + CH3NH2 =>
NaOH + CH3NH2HCl = NaCl + H2O + CH3NH2
HF + Cu2 = CuHF =>
2 HF + Cu2 = 2 CuHF
Al(OH)3 + HCN = Al(CN)3 + H2O =>
Al(OH)3 + 3 HCN = Al(CN)3 + 3 H2O
KIO3 + KI + HCl = KCl + HOI =>
KIO3 + 2 KI + 3 HCl = 3 KCl + 3 HOI
Al(OH)3 + HCN = Al(CN)3 + H2O =>
Al(OH)3 + 3 HCN = Al(CN)3 + 3 H2O
Fe(HCO3)3 = Fe2(CO3)3 + CO2 + H2O =>
2 Fe(HCO3)3 = Fe2(CO3)3 + 3 CO2 + 3 H2O
NaF + FeCl = NaCl + FeF =>
NaF + FeCl = NaCl + FeF
FeSO4 + K2CrO4 + KOH = Fe3O4 + K2SO4 + H2O + Cr2SO4 =>
15 FeSO4 + 2 K2CrO4 + 24 KOH = 5 Fe3O4 + 14 K2SO4 + 12 H2O + Cr2SO4
K + FeCl2 = KCl + Fe2 =>
4 K + 2 FeCl2 = 4 KCl + Fe2
Fe(HCO3)3 = Fe2(CO3)3 + CO2 + H2O =>
2 Fe(HCO3)3 = Fe2(CO3)3 + 3 CO2 + 3 H2O
C25H48 + O2 = CO2 + H2O =>
C25H48 + 37 O2 = 25 CO2 + 24 H2O
MgOH2 + H2I7O8 = MgIO + H2O =>
7 MgOH2 + H2I7O8 = 7 MgIO + 8 H2O
HSO3 + KOH = KSO3 + H2O =>
HSO3 + KOH = KSO3 + H2O
KClO3 + HCl2 = Cl2 + KCl + H2O =>
KClO3 + 6 HCl2 = 6 Cl2 + KCl + 3 H2O
Fe(HCO3)3 = Fe2(CO3)3 + CO2 + H2O =>
2 Fe(HCO3)3 = Fe2(CO3)3 + 3 CO2 + 3 H2O
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
Mg(s) + HNO3(s) = Mg(NO3)2 + H2 =>
Mg(s) + 2 HNO3(s) = Mg(NO3)2 + H2
Cl2 + SnCl2 + NaOH = Na[Sn(OH)6] + NaCl =>
3 Cl2 + 2 SnCl2 + 12 NaOH = 2 Na[Sn(OH)6] + 10 NaCl
(NH4)2CO3(g) + CaSO4(g) = (NH4)2SO4(g) + CaCO3(g) =>
(NH4)2CO3(g) + CaSO4(g) = (NH4)2SO4(g) + CaCO3(g)
CuSO4 + NH4SCN = Cu(SCN)2 + (NH4)2SO4 =>
CuSO4 + 2 NH4SCN = Cu(SCN)2 + (NH4)2SO4
Fe(NO3)3 + KOH = Fe(OH)3 + KNO3 =>
Fe(NO3)3 + 3 KOH = Fe(OH)3 + 3 KNO3
H2O2 + MnO2 = MnH2 + O2 =>
H2O2 + MnO2 = MnH2 + 2 O2
Pb(NO3)2 + KSCN = PbSCN + K(NO3)2 =>
Pb(NO3)2 + KSCN = PbSCN + K(NO3)2
C4H10O + PBr3 = C4H9Br + H3PO3 =>
3 C4H10O + PBr3 = 3 C4H9Br + H3PO3
H2SO4 + Ca(PO3)2 = Ca(H2PO4)2 + SO3 =>
2 H2SO4 + Ca(PO3)2 = Ca(H2PO4)2 + 2 SO3
HgS2 + NH4(NO2) + H2O = Hg(OH)2 + (NH4)2S + HNO3 =>
5 HgS2 + 17 NH4(NO2) + 18 H2O = 5 Hg(OH)2 + 10(NH4)2S + 14 HNO3
CuSe + Ge + Se = Cu2GeSe3 =>
2 CuSe + Ge + Se = Cu2GeSe3
W + Cu(PO4)2 = W(PO4)2 + Cu =>
W + Cu(PO4)2 = W(PO4)2 + Cu
H{+} + Cr2O7 + Br{-} = Cr3 + Br2 + H2O =>
42 H{+} + 3 Cr2O7 + 42 Br{-} = 2 Cr3 + 21 Br2 + 21 H2O
KClO3 + HCl2 = Cl2 + KCl + H2O =>
KClO3 + 6 HCl2 = 6 Cl2 + KCl + 3 H2O
S + NO3 = SO4 + N2O =>
5 S + 8 NO3 = 5 SO4 + 4 N2O
(NH4)Br + Pb(C2H3O2)2 = (NH4)(C2H3O2) + PbBr2 =>
2(NH4)Br + Pb(C2H3O2)2 = 2(NH4)(C2H3O2) + PbBr2
KClO3 + HCl2 = Cl2 + KCl + H2O =>
KClO3 + 6 HCl2 = 6 Cl2 + KCl + 3 H2O
HClO4 + Ba(OH)2 = Ba + HOH + ClO4 =>
2 HClO4 + Ba(OH)2 = Ba + 2 HOH + 2 ClO4
KClO3 + HCl2 = Cl2 + KCl + H2O =>
KClO3 + 6 HCl2 = 6 Cl2 + KCl + 3 H2O
HF(aq) + Ba(OH)2 = BaF2 + H2O =>
2 HF(aq) + Ba(OH)2 = BaF2 + 2 H2O
ZnSO4 + K2S = ZnS + K2SO4 =>
ZnSO4 + K2S = ZnS + K2SO4
BF3 + N2 = BN + F2 =>
2 BF3 + N2 = 2 BN + 3 F2
Zn + K2CrO7 + H2SO4 = Cr2(SO4)3 + ZnSO4 + K2SO4 + H2O =>
9 Zn + 2 K2CrO7 + 14 H2SO4 = Cr2(SO4)3 + 9 ZnSO4 + 2 K2SO4 + 14 H2O
Fe(HCO3)3 = Fe2(CO3)3 + CO2 + H2O =>
2 Fe(HCO3)3 = Fe2(CO3)3 + 3 CO2 + 3 H2O
FeSi + Cl2 = FeSi2 + FeCl2 =>
2 FeSi + Cl2 = FeSi2 + FeCl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/29/23
Équations équilibrées sur01/28/23
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