| Équations équilibrées la veille |
4 CoC2O4 + 3 O2 = 2 Co2O3 + 8 CO2
C10H16 + Cl2 = C + HCl =>
C10H16 + 8 Cl2 = 10 C + 16 HCl
SeO + O2 = SeO2 =>
2 SeO + O2 = 2 SeO2
CH3H2OH + O2 = H2O + CH3OOH =>
CH3H2OH + O2 = H2O + CH3OOH
Cr2O7{2-} + H3O{+} + {-} = Cr + H2O =>
Cr2O7{2-} + 14 H3O{+} + 12e = 2 Cr + 21 H2O
KHC8H4O4(s) + NaOH(aq) = KNaC8H4O4(aq) + H2O(l) =>
KHC8H4O4(s) + NaOH(aq) = KNaC8H4O4(aq) + H2O(l)
C2H5OHCaO = C2H4Ca(OH)2 =>
C2H5OHCaO = C2H4Ca(OH)2
NaF + H2SO4 = NaFSO4 + H2 =>
NaF + H2SO4 = NaFSO4 + H2
(CH3COO)2Mg + H2O = MgO + CO2 + H2 =>
(CH3COO)2Mg + 5 H2O = MgO + 4 CO2 + 8 H2
KMnO4 + C4H10O + H2SO4 = C4H8O2 + MnSO4 + K2SO4 + H2O =>
4 KMnO4 + 5 C4H10O + 6 H2SO4 = 5 C4H8O2 + 4 MnSO4 + 2 K2SO4 + 11 H2O
KMnO4 + BiBr2 + H2SO4 = Br2 + MnSO4 + K2SO4 + Bi2(SO4)3 + H2O =>
6 KMnO4 + 10 BiBr2 + 24 H2SO4 = 10 Br2 + 6 MnSO4 + 3 K2SO4 + 5 Bi2(SO4)3 + 24 H2O
Zn(SO4) + Pb(NO3)2 = PbSO4 + Zn(NO3)2 =>
Zn(SO4) + Pb(NO3)2 = PbSO4 + Zn(NO3)2
Cu{2+} + KI + OH{-} = CuI + H2O + IO3{-} + K{+} =>
6 Cu{2+} + 7 KI + 6 OH{-} = 6 CuI + 3 H2O + IO3{-} + 7 K{+}
C2H4O2 + Al2O3 = H2O + C6H9AlO6 =>
6 C2H4O2 + Al2O3 = 3 H2O + 2 C6H9AlO6
Ba(NO3)2 + Na3PO4 = Ba3(PO4)2(s) + NaNO3(aq) =>
3 Ba(NO3)2 + 2 Na3PO4 = Ba3(PO4)2(s) + 6 NaNO3(aq)
AgNO3 + Na3C6H5O7 = Ag + Na2C5H4O5 + CO2 + NaNO3 + HNO3 =>
2 AgNO3 + Na3C6H5O7 = 2 Ag + Na2C5H4O5 + CO2 + NaNO3 + HNO3
NaSO4(aq) + BaCl2(aq) = NaCl2 + BaSO4 =>
NaSO4(aq) + BaCl2(aq) = NaCl2 + BaSO4
NaHCO3(s) = Na(s) + C(s) + O2(g) + H2(g) =>
2 NaHCO3(s) = 2 Na(s) + 2 C(s) + 3 O2(g) + H2(g)
Pb + H = PbH4 =>
Pb + 4 H = PbH4
H2O2 + NH4*H2O = (NH4)2O2*H2O2 + H2O =>
3 H2O2 + 2 NH4*H2O = (NH4)2O2*H2O2 + 4 H2O
Ba + H2O = BaH + BaO =>
3 Ba + H2O = 2 BaH + BaO
Cu(NH3)4 + K4[Fe(CN)6] = Cu[Fe(CN)6]2 + K + NH3 =>
Cu(NH3)4 + 2 K4[Fe(CN)6] = Cu[Fe(CN)6]2 + 8 K + 4 NH3
O2 + Fe(NO2)3 = Fe(NO3)3 =>
3 O2 + 2 Fe(NO2)3 = 2 Fe(NO3)3
MnO4 + H2C2O4 = Mn2 + CO2 + H2O =>
2 MnO4 + 8 H2C2O4 = Mn2 + 16 CO2 + 8 H2O
NaOH = H2O + Na2O =>
2 NaOH = H2O + Na2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Fe{2+} + Br{-} = FeBr2 =>
Fe{2+} + 2 Br{-} = FeBr2
Al(MnO4)3 + C2H7NO2 = NH4MnO4 + Al(C2H3O2)3 =>
Al(MnO4)3 + 3 C2H7NO2 = 3 NH4MnO4 + Al(C2H3O2)3
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
C49H100 + O2 = CO + H2O =>
2 C49H100 + 99 O2 = 98 CO + 100 H2O
FePO4 + Na2(SO4) = Fe2(SO4)3 + Na3PO4 =>
2 FePO4 + 3 Na2(SO4) = Fe2(SO4)3 + 2 Na3PO4
ZrSiO4 + NaOH = ZrO2 + Na2SiO3 + H2O =>
ZrSiO4 + 2 NaOH = ZrO2 + Na2SiO3 + H2O
MnSO4 + K2S2O8 + H2O = H2SO4 + KMnO4 + KHSO4 =>
2 MnSO4 + 5 K2S2O8 + 8 H2O = 4 H2SO4 + 2 KMnO4 + 8 KHSO4
O2 + KMn = KMnO4 =>
2 O2 + KMn = KMnO4
CaMgO2 + H2SO4 = CaMg(SO4)2 + H2O =>
CaMgO2 + 2 H2SO4 = CaMg(SO4)2 + 2 H2O
O(g)2 = O3(g) =>
3 O(g)2 = 2 O3(g)
Th(OH)4 + Na2CO3 + NaHCO3 = Na6Th(CO3)5 + H2O =>
Th(OH)4 + Na2CO3 + 4 NaHCO3 = Na6Th(CO3)5 + 4 H2O
Cu + CrCl3 = CuCl + Cr =>
3 Cu + CrCl3 = 3 CuCl + Cr
CaC2H2O6 + H2SO4 = CaSO4 + H2C2H2O6 =>
CaC2H2O6 + H2SO4 = CaSO4 + H2C2H2O6
CH4NH2 + O2 = CO2 + H2O + N2 =>
2 CH4NH2 + 5 O2 = 2 CO2 + 6 H2O + N2
H2Se + H2O2 = H2O + Se =>
H2Se + H2O2 = 2 H2O + Se
Cs3PO4 + Ca = Cs + Ca3(PO4)2 =>
2 Cs3PO4 + 3 Ca = 6 Cs + Ca3(PO4)2
MgO + H2SO4 + H2O = MgSO4*7H2O =>
MgO + H2SO4 + 6 H2O = MgSO4*7H2O
H2SeO3 + Cu(OH)2 = CuSeO3 + H2O =>
H2SeO3 + Cu(OH)2 = CuSeO3 + 2 H2O
K3W2Cl9 + KNO3 + KOH = K2WO4 + KNO2 + KCl + H2O =>
K3W2Cl9 + 3 KNO3 + 10 KOH = 2 K2WO4 + 3 KNO2 + 9 KCl + 5 H2O
Li2O2 = Li2O + O2 =>
2 Li2O2 = 2 Li2O + O2
[Zn(H2O)6]{2} + (C2H4(NH2)2) = [Zn(C2H4(NH2)2)3]{2} + H2O =>
[Zn(H2O)6]{2} + 3(C2H4(NH2)2) = [Zn(C2H4(NH2)2)3]{2} + 6 H2O
Ni + Na2S = NiS + Na =>
Ni + Na2S = NiS + 2 Na
Ni + AgC2H3O2 = Ni(C2H3O2)2 + Ag =>
Ni + 2 AgC2H3O2 = Ni(C2H3O2)2 + 2 Ag
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
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