| Équations équilibrées la veille |
4 Rb3N + 3 Sn(NO2)4 = 12 RbNO2 + Sn3N4
CH3SH + O2 = CO2 + SO2 + H2O =>
CH3SH + 3 O2 = CO2 + SO2 + 2 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
CH3CH2OHCH3CH2COOH = CH3CH2COOCH2CH3H2O =>
CH3CH2OHCH3CH2COOH = CH3CH2COOCH2CH3H2O
Fe3{+} + EDTA = [Fe(EDTA)]3{+} =>
Fe3{+} + 3 EDTA = [Fe(EDTA)]3{+}
MgO2 + NaOH = Mg(OH)2 + NaO =>
MgO2 + 2 NaOH = Mg(OH)2 + 2 NaO
K(CH3COO)2 + Ba(OH)2 = K(OH)2 + Ba(CH3COO)2 =>
K(CH3COO)2 + Ba(OH)2 = K(OH)2 + Ba(CH3COO)2
O2 + SF6 = F2 + SO2 =>
O2 + SF6 = 3 F2 + SO2
NH4OHCoCl2 = CoOHClNH4Cl =>
NH4OHCoCl2 = CoOHClNH4Cl
C2H5OH + I2 = C2H5O + HI =>
2 C2H5OH + I2 = 2 C2H5O + 2 HI
Bi(NO3)3*5H2O + (NH4)6Mo7O24*4H2O = Bi2Mo3O12 + NH3 + O2 + H2O =>
14 Bi(NO3)3*5H2O + 3(NH4)6Mo7O24*4H2O = 7 Bi2Mo3O12 + 60 NH3 + 84 O2 + 28 H2O
K2SeO3 = K2O + SeO2 =>
K2SeO3 = K2O + SeO2
H2S + Li3N = Li2S + H3N =>
3 H2S + 2 Li3N = 3 Li2S + 2 H3N
BaNO3 + MgCO3 = BaCO3 + MgNO3 =>
BaNO3 + MgCO3 = BaCO3 + MgNO3
NH4Cl + NaOH = NaCl + HOH + NH3 =>
NH4Cl + NaOH = NaCl + HOH + NH3
Pb(NO3)2(aq) + KOH(aq) = Pb(OH)2 + KNO3(aq) =>
Pb(NO3)2(aq) + 2 KOH(aq) = Pb(OH)2 + 2 KNO3(aq)
Na3Ag(S2O3)2 + H2SO4 = Ag2S + SO2 + Na2SO4 + H2O =>
2 Na3Ag(S2O3)2 + 8 H2SO4 = Ag2S + 12 SO2 + 3 Na2SO4 + 8 H2O
Fe + HO4S = Fe2(SO4)3 + H2 =>
4 Fe + 6 HO4S = 2 Fe2(SO4)3 + 3 H2
Cl2 + H2O2 = HCl + O2 =>
Cl2 + H2O2 = 2 HCl + O2
K3[Fe(SCN)6] + KF = K3[FeF6] + KSCN =>
K3[Fe(SCN)6] + 6 KF = K3[FeF6] + 6 KSCN
Fe(HCO3) + O2 + H2O = Fe(OH)3 + CO2 =>
2 Fe(HCO3) + O2 + 2 H2O = 2 Fe(OH)3 + 2 CO2
COH2 + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 COH2 + 4 KMnO4 + 6 H2SO4 = 5 CO2 + 4 MnSO4 + 2 K2SO4 + 11 H2O
Pb(SO4)2 + BaI2 = PbI4 + BaSO4 =>
Pb(SO4)2 + 2 BaI2 = PbI4 + 2 BaSO4
PbI4 + Cl2 = PbCl + I =>
2 PbI4 + Cl2 = 2 PbCl + 8 I
CuSO4*2H2O + HCl = CuCl4{-2} + H{+} + SO4{-2} + H2O =>
CuSO4*2H2O + 4 HCl = CuCl4{-2} + 4 H{+} + SO4{-2} + 2 H2O
CH2OOH + NaOH = H2O + NaCO =>
CH2OOH + NaOH = 2 H2O + NaCO
KOH + H3AsO4 = K2HAsO4 + H2O =>
2 KOH + H3AsO4 = K2HAsO4 + 2 H2O
Cu2SO4 + BaCl = Cu2Cl + BaSO4 =>
Cu2SO4 + BaCl = Cu2Cl + BaSO4
Cu + H3SO4 = CuSO4 + SO + H2O =>
Cu + 2 H3SO4 = CuSO4 + SO + 3 H2O
Na2CO3 + LiCl = LiCO3 + Na2Cl =>
Na2CO3 + LiCl = LiCO3 + Na2Cl
NaF + K2CrO4 = Na2CrO4 + KF =>
2 NaF + K2CrO4 = Na2CrO4 + 2 KF
Fe2NO3 + KI = Fe2I + KNO3 =>
Fe2NO3 + KI = Fe2I + KNO3
I2 + IO3{-} + Cl{-} + H2O = ICl2{-} + OH{-} =>
2 I2 + IO3{-} + 10 Cl{-} + 3 H2O = 5 ICl2{-} + 6 OH{-}
C10H20(l) + O2(g) = CO(g) + H2O(g) =>
C10H20(l) + 10 O2(g) = 10 CO(g) + 10 H2O(g)
PbCl2(s) + HNO3(ac) = Pb(NO3)2(ac) + HCl(ac) =>
PbCl2(s) + 2 HNO3(ac) = Pb(NO3)2(ac) + 2 HCl(ac)
HClAgF = HFAgCl =>
HClAgF = HFAgCl
Co2Cl2 + KOH + KClO3 = Co2O3 + KCl + H2O =>
3 Co2Cl2 + 6 KOH + 2 KClO3 = 3 Co2O3 + 8 KCl + 3 H2O
HPh + NaOH = H2O + NaPh =>
HPh + NaOH = H2O + NaPh
Na2C2O4 + Ni(NO3)2 = Na2(NO3)2 + NiC2O4 =>
Na2C2O4 + Ni(NO3)2 = Na2(NO3)2 + NiC2O4
NaCl + C6H12O6 + H2O = NaCO3 + ClO + H2 =>
6 NaCl + C6H12O6 + 18 H2O = 6 NaCO3 + 6 ClO + 24 H2
H2SO4 + Sr(OH)2 = H2(OH)2 + SO4Sr =>
H2SO4 + Sr(OH)2 = H2(OH)2 + SO4Sr
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
BN = NB =>
BN = NB
CrCl2 + NO + HCl = CrCl3 + N2 + H2O =>
4 CrCl2 + 2 NO + 4 HCl = 4 CrCl3 + N2 + 2 H2O
Zn(OH)2(s) + H3PO4(aq) = Zn3(PO4)2(aq) + H2O(l) =>
3 Zn(OH)2(s) + 2 H3PO4(aq) = Zn3(PO4)2(aq) + 6 H2O(l)
FeCl2 + KNO3 + HCl = FeCl3 + NO + H2O + KCl =>
3 FeCl2 + KNO3 + 4 HCl = 3 FeCl3 + NO + 2 H2O + KCl
BaCl3 = Ba + Cl =>
BaCl3 = Ba + 3 Cl
Ba(HSO3)2 + CrSO4 + H2O = BaSO4 + Cr(OH)3 + SO2 =>
Ba(HSO3)2 + 2 CrSO4 + 2 H2O = BaSO4 + 2 Cr(OH)3 + 3 SO2
AgNO3 + H2SO3 = AgSO3 + H2NO3 =>
AgNO3 + H2SO3 = AgSO3 + H2NO3
NaPO4 + Fe3Cl = NaCl + Fe + PO4 =>
NaPO4 + Fe3Cl = NaCl + 3 Fe + PO4
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