| Équations équilibrées la veille |
FeCl2 + Na2CO3 = FeCO3 + 2 NaCl
FeCl2 + KOH = Fe(OH)2 + KCl =>
FeCl2 + 2 KOH = Fe(OH)2 + 2 KCl
Gd2O3 + Y2O3 = Y3Gd5O12 =>
5 Gd2O3 + 3 Y2O3 = 2 Y3Gd5O12
sulfuricacid + cadmium = hydrogen + cadmiumsulfate =>
H2SO4 + Cd = H2 + CdSO4
C4H9Cl + Br2 = C4H9Br + Cl2 =>
2 C4H9Cl + Br2 = 2 C4H9Br + Cl2
NaOH + Mg(OH)2 + H3PO4 = NaMgPO4 + H2O =>
NaOH + Mg(OH)2 + H3PO4 = NaMgPO4 + 3 H2O
Mn2O7 + MgO = MgMn2O8 =>
Mn2O7 + MgO = MgMn2O8
Pb2 + As3 = Pb3As2 =>
9 Pb2 + 4 As3 = 6 Pb3As2
lithiumcarbonate + HBr = lithiumbromide + water + carbondioxide =>
Li2CO3 + 2 HBr = 2 LiBr + H2O + CO2
Hg + Mg(C2H3O2)2 = Mg + Hg2C2H3O2 =>
4 Hg + Mg(C2H3O2)2 = Mg + 2 Hg2C2H3O2
K2Cr2O7 + HAsO2 + H2SO4 = H3AsO4 + Cr2(SO4)3 + H2O + K2SO4 =>
K2Cr2O7 + 3 HAsO2 + 4 H2SO4 = 3 H3AsO4 + Cr2(SO4)3 + H2O + K2SO4
S + I2 = SI2 =>
S + I2 = SI2
K2S(aq) + LiOH(aq) = KOH + Li2S =>
K2S(aq) + 2 LiOH(aq) = 2 KOH + Li2S
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
Mn2(CO3)3(s) = Mn2O3(s) + CO2(g) =>
Mn2(CO3)3(s) = Mn2O3(s) + 3 CO2(g)
C17H38 + O2 = CO2 + H2O =>
2 C17H38 + 53 O2 = 34 CO2 + 38 H2O
Na2SnO2 + Bi(NO3)3 + NaOH = Bi + NaNO3 + Na2SnO3 + H2O =>
3 Na2SnO2 + 2 Bi(NO3)3 + 6 NaOH = 2 Bi + 6 NaNO3 + 3 Na2SnO3 + 3 H2O
FeCl2 + KOH = Fe(OH)2 + KCl =>
FeCl2 + 2 KOH = Fe(OH)2 + 2 KCl
K2S + HCl = KCl + H2S =>
K2S + 2 HCl = 2 KCl + H2S
H2SO4 + KI = HS + I2 + K2SO4 + H2O =>
9 H2SO4 + 14 KI = 2 HS + 7 I2 + 7 K2SO4 + 8 H2O
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
NaNO2 + KI + H2SO4 = I2 + NO + Na2SO4 + K2SO4 + H2O =>
2 NaNO2 + 2 KI + 2 H2SO4 = I2 + 2 NO + Na2SO4 + K2SO4 + 2 H2O
LiCl + Na2S = Li2S + NaCl =>
2 LiCl + Na2S = Li2S + 2 NaCl
NaCl + F{+2} = NaF + Cl{+2} = =>
NaCl + F{+2} = NaF + Cl{+2}
Na2S2O3 + HOCl + H2O = H2SO4 + NaCl + HCl =>
Na2S2O3 + 4 HOCl + H2O = 2 H2SO4 + 2 NaCl + 2 HCl
H2SeO2 + Pd(OH)2 = Pd2(SeO2)2 + H2O =>
2 H2SeO2 + 2 Pd(OH)2 = Pd2(SeO2)2 + 4 H2O
C2H4 + KMnO4 + H2O = MnO2 + C2H4O2H2 + KOH =>
3 C2H4 + 2 KMnO4 + 4 H2O = 2 MnO2 + 3 C2H4O2H2 + 2 KOH
Na3PO4 + Li + H2O = Li3PO4 + NaOH + H2 =>
2 Na3PO4 + 6 Li + 6 H2O = 2 Li3PO4 + 6 NaOH + 3 H2
NaNO2 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + HNO3 + Na2SO4 + H2O =>
10 NaNO2 + 4 KMnO4 + 11 H2SO4 = 2 K2SO4 + 4 MnSO4 + 10 HNO3 + 5 Na2SO4 + 6 H2O
SO2 + Li2Se = SSe2 + Li2O =>
SO2 + 2 Li2Se = SSe2 + 2 Li2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
NH3(g) + H2S(g) = NH4HS(s) =>
NH3(g) + H2S(g) = NH4HS(s)
CaCO3 + LiCl = CaCl2 + CO3Li2 =>
CaCO3 + 2 LiCl = CaCl2 + CO3Li2
Hg + HClO3 = Hg(ClO3)2 + H2 =>
Hg + 2 HClO3 = Hg(ClO3)2 + H2
CaSO4 + KMnO4 = K2SO4 + MnO2 + CaO4 =>
CaSO4 + 2 KMnO4 = K2SO4 + 2 MnO2 + CaO4
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
S{-2} + Cl2 + OH{-} = SO4{2-} + Cl{-} + H2O =>
S{-2} + 4 Cl2 + 8 OH{-} = SO4{2-} + 8 Cl{-} + 4 H2O
LiCl(aq) + Pb(CH3COO)2(aq) = PbCl2 + LiCH3COO =>
2 LiCl(aq) + Pb(CH3COO)2(aq) = PbCl2 + 2 LiCH3COO
Al2(SO3)3 + HCl = SO2 + AlCl3 + H2O =>
Al2(SO3)3 + 6 HCl = 3 SO2 + 2 AlCl3 + 3 H2O
Ba + NaClO3 = Ba(ClO3)2 + Na =>
Ba + 2 NaClO3 = Ba(ClO3)2 + 2 Na
CaCo3 + HNO3 = Ca(NO3)2 + Co2 + H2 =>
2 CaCo3 + 4 HNO3 = 2 Ca(NO3)2 + 3 Co2 + 2 H2
Sr + N2 = SrN2 =>
Sr + N2 = SrN2
Fe2(SO4)3 + KI = I2 + K2SO4 + FeSO4 =>
Fe2(SO4)3 + 2 KI = I2 + K2SO4 + 2 FeSO4
Fe(CO)5 + PF3 + H2 = Fe(co)2(PF3)2(H)2 + CO =>
2 Fe(CO)5 + 2 PF3 + H2 = Fe(co)2(PF3)2(H)2 + 10 CO
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Fe2O3 + Al = Fe2O3Al =>
Fe2O3 + Al = Fe2O3Al
RbF + H2SO4 = RbSO4 + F2 + H2S + H2O =>
4 RbF + 5 H2SO4 = 4 RbSO4 + 2 F2 + H2S + 4 H2O
KHO + Cu(NO3)2 = KNO3 + Cu(OH)2 =>
2 KHO + Cu(NO3)2 = 2 KNO3 + Cu(OH)2
Fe + Pb(NO3)2 = Fe(NO3)2 + Pb =>
Fe + Pb(NO3)2 = Fe(NO3)2 + Pb
AgCl + NH3 = Ag(NH3)2 + Cl2 =>
2 AgCl + 4 NH3 = 2 Ag(NH3)2 + Cl2
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Équations équilibrées sur10/20/24
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