| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Fe(NH4)2(SO4)2*6H2O + H2C2O4 + K2C2O4 + H2O2 = KFe(C2O4)2*2H2O + (NH4)2SO4 + H2SO4 + H2O =>
2 Fe(NH4)2(SO4)2*6H2O + 3 H2C2O4 + K2C2O4 + H2O2 = 2 KFe(C2O4)2*2H2O + 2(NH4)2SO4 + 2 H2SO4 + 10 H2O
Pt + OH = Pt(OH)4 =>
Pt + 4 OH = Pt(OH)4
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
PO3 + KO = KPO4 =>
PO3 + KO = KPO4
CaCl2(aq) + Hg2(NO3)2(aq) = Ca(NO3)2(aq) + Hg2Cl2(s) =>
CaCl2(aq) + Hg2(NO3)2(aq) = Ca(NO3)2(aq) + Hg2Cl2(s)
Na2S + Cu(NO3)2 = CuS2 + Na2NO3 =>
2 Na2S + Cu(NO3)2 = CuS2 + 2 Na2NO3
CaO + N = CaNO =>
CaO + N = CaNO
CaP + H2O = CaHO2 + PH3 =>
CaP + 2 H2O = CaHO2 + PH3
Ag + NaOCl = AgCl + NaO =>
Ag + NaOCl = AgCl + NaO
Cu(OH)2(s) + HClO4(aq) = Cu(ClO4)2 + H2O =>
Cu(OH)2(s) + 2 HClO4(aq) = Cu(ClO4)2 + 2 H2O
PoO2 + NaOH + H2O = Na4[Po(OH)8] =>
PoO2 + 4 NaOH + 2 H2O = Na4[Po(OH)8]
AlBr3 + K = KBr + Al =>
AlBr3 + 3 K = 3 KBr + Al
N4H6 + O2 = NO2 + H2 =>
N4H6 + 4 O2 = 4 NO2 + 3 H2
Pb(C2H5)4 + O2 + H2O = PbO2 + C2H5OH =>
Pb(C2H5)4 + 2 O2 + 2 H2O = PbO2 + 4 C2H5OH
CaCO3 + Cu(OH)2 = CuCO3 + Ca(OH)2 =>
CaCO3 + Cu(OH)2 = CuCO3 + Ca(OH)2
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
KOH + H3PO4 = K3(PO4) + H2O =>
3 KOH + H3PO4 = K3(PO4) + 3 H2O
H2SO4(s) + Ca3(PO4)2Ca(OH)2(s) = Ca(H2PO4)2(s) + CaSO4(s) + H2O =>
3 H2SO4(s) + Ca3(PO4)2Ca(OH)2(s) = Ca(H2PO4)2(s) + 3 CaSO4(s) + 2 H2O
CH9OH + H2O2 = H2O + CO2 =>
CH9OH + 6 H2O2 = 11 H2O + CO2
CrCl2 + H2O + O2 = CrCl3 + Cr(OH)3 =>
12 CrCl2 + 6 H2O + 3 O2 = 8 CrCl3 + 4 Cr(OH)3
I2 + Na2S2O3 = Na2S4O6 + NaI =>
I2 + 2 Na2S2O3 = Na2S4O6 + 2 NaI
KCl + HNO3 = KNO3 + HCl =>
KCl + HNO3 = KNO3 + HCl
(NH4)2CO3 + FeBr3 = Fe2(CO3)3 + NH4Br =>
3(NH4)2CO3 + 2 FeBr3 = Fe2(CO3)3 + 6 NH4Br
Li + At = LiAt =>
Li + At = LiAt
Cu(Cl)2 + H2S = CuS + HCl =>
Cu(Cl)2 + H2S = CuS + 2 HCl
C4H10O + H2CrO4 + H{+} = C4H8O2 + Cr{+3} + H2O =>
3 C4H10O + 4 H2CrO4 + 12 H{+} = 3 C4H8O2 + 4 Cr{+3} + 13 H2O
NO + H2O = HNO2 + H2 =>
2 NO + 2 H2O = 2 HNO2 + H2
AsO2{-} + (O){-} = AsO4{3-} =>
AsO2{-} + 2(O){-} = AsO4{3-}
PCl5 + Ca(OH)2 = CaCl2 + H3PO4 + H2O =>
2 PCl5 + 5 Ca(OH)2 = 5 CaCl2 + 2 H3PO4 + 2 H2O
Mg + SiO2 = Mg2Si + MgSiO3 =>
4 Mg + 3 SiO2 = Mg2Si + 2 MgSiO3
Na2C2O4 + CoCl2 = Co(C2O4) + NaCl =>
Na2C2O4 + CoCl2 = Co(C2O4) + 2 NaCl
KNO3 + H2SO4 + Cu = K2SO4 + CuSO4 + NO2 + H2O =>
2 KNO3 + 2 H2SO4 + Cu = K2SO4 + CuSO4 + 2 NO2 + 2 H2O
HClO + Co(OH)2 = Co(ClO)2 + H2O =>
2 HClO + Co(OH)2 = Co(ClO)2 + 2 H2O
KOH + Al2(SO4)3 = Al(OH)3 + K2SO4 =>
6 KOH + Al2(SO4)3 = 2 Al(OH)3 + 3 K2SO4
Al(CH3CO2)3 + Mg(OH)2 = Al(OH)3 + Mg(CH3CO2)2 =>
2 Al(CH3CO2)3 + 3 Mg(OH)2 = 2 Al(OH)3 + 3 Mg(CH3CO2)2
NH4NO3 + C12H23 = N2 + H2O + CO =>
47 NH4NO3 + 2 C12H23 = 47 N2 + 117 H2O + 24 CO
Fe + Cu{2} = Fe{3} + Cu =>
2 Fe + 3 Cu{2} = 2 Fe{3} + 3 Cu
BiCl3(aq) + NaOH(aq) = NaCl3(aq) + BiOH(aq) =>
BiCl3(aq) + NaOH(aq) = NaCl3(aq) + BiOH(aq)
CrI3 + NaOH + Cl2 = NaIO4 + NaCrO4 + H2O + NaCl =>
CrI3 + 32 NaOH + 14 Cl2 = 3 NaIO4 + NaCrO4 + 16 H2O + 28 NaCl
Pb + HCl(aq) = PbCl2(ppt) + H2 =>
Pb + 2 HCl(aq) = PbCl2(ppt) + H2
KI + O2 = K2O + I2 =>
4 KI + O2 = 2 K2O + 2 I2
C2H2 + Cl2 = C2ClH2 =>
2 C2H2 + Cl2 = 2 C2ClH2
Pb(s) + Ni(No3)2(aq) = Pb(No3)3(aq) + Ni(s) =>
2 Pb(s) + 3 Ni(No3)2(aq) = 2 Pb(No3)3(aq) + 3 Ni(s)
H + FeCl3 = Fe + HCl =>
3 H + FeCl3 = Fe + 3 HCl
NaClO + BaS = BaClO + NaS =>
NaClO + BaS = BaClO + NaS
S + KOH = K2S + K2SO3 + H2O =>
3 S + 6 KOH = 2 K2S + K2SO3 + 3 H2O
Cr2(SO4)3 + H2SO4 = CrSO4 + HSO4 =>
Cr2(SO4)3 + H2SO4 = 2 CrSO4 + 2 HSO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/17/24
Équations équilibrées sur11/16/23
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