| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cr2(SO4)3 + 6 KMnO4 + 16 NaOH = 6 Na2MnO4 + 2 Na2CrO4 + 3 K2SO4 + 8 H2O
Pb(NO3)2 + NaOH = NaNO3 + Pb(OH)2 =>
Pb(NO3)2 + 2 NaOH = 2 NaNO3 + Pb(OH)2
Li2S(aq) + HBr(aq) = H2S(g) + LiBr(aq) =>
Li2S(aq) + 2 HBr(aq) = H2S(g) + 2 LiBr(aq)
CrCl3 + ClO{-} + H2O = Cr2O7{2-} + Cl{-} + H{+} =>
2 CrCl3 + 3 ClO{-} + 4 H2O = Cr2O7{2-} + 9 Cl{-} + 8 H{+}
KNO2 + NaOH = KOH + NaNO2 =>
KNO2 + NaOH = KOH + NaNO2
ZnO + HNO3 = H2O + Zn(NO3)2 =>
ZnO + 2 HNO3 = H2O + Zn(NO3)2
NH3OH = NH3 + OH =>
NH3OH = NH3 + OH
K2FeO4 + BaCl2 + H2O = BaFeO4 + HCl + KOH =>
K2FeO4 + BaCl2 + 2 H2O = BaFeO4 + 2 HCl + 2 KOH
KCl(aq) + Pb(CH3COO)2(aq) = K(CH3COO)(aq) + PbCl2(s) =>
2 KCl(aq) + Pb(CH3COO)2(aq) = 2 K(CH3COO)(aq) + PbCl2(s)
SbCl3 + NaOH = SbO(OH) + NaCl + HCl =>
SbCl3 + 2 NaOH = SbO(OH) + 2 NaCl + HCl
Cr2O7{-2} + CH3OH + H{+} = Cr{+3} + CO2 + H2O =>
Cr2O7{-2} + CH3OH + 8 H{+} = 2 Cr{+3} + CO2 + 6 H2O
KCl(aq) + Pb(CH3COO)2(aq) = PbCl2(s) + KCH3COO(aq) =>
2 KCl(aq) + Pb(CH3COO)2(aq) = PbCl2(s) + 2 KCH3COO(aq)
KCl + KClO3 + H2SO4 = K2SO4 + H2O + Cl2 =>
5 KCl + KClO3 + 3 H2SO4 = 3 K2SO4 + 3 H2O + 3 Cl2
ZnS + Pb(NO3)2 = Zn(NO3)2 + PbS =>
ZnS + Pb(NO3)2 = Zn(NO3)2 + PbS
Al(OH)2{+} = Al{3+} + OH{-} =>
Al(OH)2{+} = Al{3+} + 2 OH{-}
Hg(NO3)2 + SnCl2 = Hg2(NO3)2 + SnCl4 + Sn(NO3)2 =>
2 Hg(NO3)2 + 2 SnCl2 = Hg2(NO3)2 + SnCl4 + Sn(NO3)2
N2H4 + HCl = N2H3Cl + H2 =>
N2H4 + HCl = N2H3Cl + H2
C8H9ONa + H2O = C8H10O + NaOH =>
C8H9ONa + H2O = C8H10O + NaOH
C5H6(g) + O2(g) = CO2(g) + H2O(g) =>
2 C5H6(g) + 13 O2(g) = 10 CO2(g) + 6 H2O(g)
Ba3(PO4)2 + KBr = K3PO4 + BaBr2 =>
Ba3(PO4)2 + 6 KBr = 2 K3PO4 + 3 BaBr2
H2SO4 + Ca = H2S + CaO =>
H2SO4 + 4 Ca = H2S + 4 CaO
NH4 + OH + HCl = NH4Cl + H2O =>
NH4 + OH + HCl = NH4Cl + H2O
C6H5OH + CH3COOCH3 = C6H5CH2OCOCH3 =>
4 C6H5OH + CH3COOCH3 = 3 C6H5CH2OCOCH3
C2H3O2CI + O2 = CO2 + H2O + CI2 =>
4 C2H3O2CI + 9 O2 = 10 CO2 + 6 H2O + 2 CI2
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
Al(s) + Fe2O3 = Al2O3 + Fe =>
2 Al(s) + Fe2O3 = Al2O3 + 2 Fe
Cu(CH3COO)2 + C2H5NO2 = [Cu(C2H4NO2)2] + CH3COOH =>
Cu(CH3COO)2 + 2 C2H5NO2 = [Cu(C2H4NO2)2] + 2 CH3COOH
C4H10 + I2 = C4H9I + HI =>
C4H10 + I2 = C4H9I + HI
Mn3(PO4)2 = Mn + PO4 =>
Mn3(PO4)2 = 3 Mn + 2 PO4
KCl + KClO3 + H2SO4 = K2SO4 + H2O + Cl2 =>
5 KCl + KClO3 + 3 H2SO4 = 3 K2SO4 + 3 H2O + 3 Cl2
Pt(NH3)2I2 + Ag2SO4 + KCl = AgI + Pt(NH3)2Cl2 + K2SO4 =>
Pt(NH3)2I2 + Ag2SO4 + 2 KCl = 2 AgI + Pt(NH3)2Cl2 + K2SO4
NIS + O2 = NIO + SO =>
NIS + O2 = NIO + SO
W + KOH + O2 = K2WO4 + H2O =>
2 W + 4 KOH + 3 O2 = 2 K2WO4 + 2 H2O
CaCl2 + Cs3Po4 = CsCl + Ca3(Po4)2 =>
3 CaCl2 + 2 Cs3Po4 = 6 CsCl + Ca3(Po4)2
H2S + Be = BeS + H =>
H2S + Be = BeS + 2 H
FeCl3 + H2SO4 + Zn(OH)2 = ZnSO4 + Fe(OH)3 + HCl =>
2 FeCl3 + 3 H2SO4 + 3 Zn(OH)2 = 3 ZnSO4 + 2 Fe(OH)3 + 6 HCl
Li(s) + H2O(l) = Li(OH)(s) + H2(g) =>
2 Li(s) + 2 H2O(l) = 2 Li(OH)(s) + H2(g)
CO(NO3)2 + Na2SO4 = CO(SO4)2 + Na2NO3 =>
CO(NO3)2 + 2 Na2SO4 = CO(SO4)2 + 2 Na2NO3
CrO(O2)2 + H2SO4 = Cr2(SO)3 + O2 + H2O =>
2 CrO(O2)2 + 3 H2SO4 = Cr2(SO)3 + 8 O2 + 3 H2O
Fe2O3 + FeO = Fe(FeO2)2 =>
Fe2O3 + FeO = Fe(FeO2)2
H2O + S2O5{-2} + I2 = I{-} + SO4{-2} + H{+} =>
3 H2O + S2O5{-2} + 2 I2 = 4 I{-} + 2 SO4{-2} + 6 H{+}
Mn100O203Na20K12 + H3O{+} = Na{+} + K{+} + H2O + Mn100O203H32 =>
Mn100O203Na20K12 + 32 H3O{+} = 20 Na{+} + 12 K{+} + 32 H2O + Mn100O203H32
NH4 + OH + HCl = NH4Cl + H2O =>
NH4 + OH + HCl = NH4Cl + H2O
C3H7N + O2 = CO2 + H2O + NO2 =>
4 C3H7N + 23 O2 = 12 CO2 + 14 H2O + 4 NO2
Al(OH)4{-} + H{+} = Al(OH)3 + H2O =>
Al(OH)4{-} + H{+} = Al(OH)3 + H2O
(NH4)3PO4 + KOH = NH3H2O + K3PO4 =>
(NH4)3PO4 + 3 KOH = 3 NH3H2O + K3PO4
NiS + NaClO3 = NiSO4 + NaCl =>
3 NiS + 4 NaClO3 = 3 NiSO4 + 4 NaCl
NO2 + Zn = Zn3N2 + N2O5 =>
10 NO2 + 3 Zn = Zn3N2 + 4 N2O5
Pb + Ba = PbBa =>
Pb + Ba = PbBa
KNO4 = KNO2 + O4 =>
2 KNO4 = 2 KNO2 + O4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/21/24
Équations équilibrées sur12/21/23
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