| Équations équilibrées la veille |
Na2S(g) + HNO3(aq) = Na2H + SNO3
H2SO4 + Al = Al2[SO4]3 + SO2 + H2O =>
6 H2SO4 + 2 Al = Al2[SO4]3 + 3 SO2 + 6 H2O
KCHO3 + H2SO4 = K2SO4 + CO2 + H2O =>
2 KCHO3 + H2SO4 = K2SO4 + 2 CO2 + 2 H2O
KOH + (NH4)3PO4 = K3PO4 + NH4OH =>
3 KOH + (NH4)3PO4 = K3PO4 + 3 NH4OH
Sn{4+} + H2O2 = Sn{+} + H{+} + O2 =>
2 Sn{4+} + 3 H2O2 = 2 Sn{+} + 6 H{+} + 3 O2
Zn + Cu4Cl79 = ZnCl2 + Cu =>
79 Zn + 2 Cu4Cl79 = 79 ZnCl2 + 8 Cu
AgNO3(aq) + FeS(aq) = Ag2S(s) + Fe(NO3)2(aq) =>
2 AgNO3(aq) + FeS(aq) = Ag2S(s) + Fe(NO3)2(aq)
F2(g) + H2O(l) = HF(aq) + O2(g) =>
2 F2(g) + 2 H2O(l) = 4 HF(aq) + O2(g)
AlCl3 + Mg(OH)2 = Al(OH)3 + MgCl2 =>
2 AlCl3 + 3 Mg(OH)2 = 2 Al(OH)3 + 3 MgCl2
Fe(C5H5)2 + C4H6O3 = [Fe(C5H4COCH3)(C5H5)] + HOC2H3O =>
Fe(C5H5)2 + C4H6O3 = [Fe(C5H4COCH3)(C5H5)] + HOC2H3O
Na + H2O = HNa + O2 =>
4 Na + 2 H2O = 4 HNa + O2
Ag(NH3)2{+} + KI = AgI + NH3 + K{+} =>
Ag(NH3)2{+} + KI = AgI + 2 NH3 + K{+}
S + O3 = SO2 =>
3 S + 2 O3 = 3 SO2
Al2O3 + H2C2O4 = Al2(C2O4)3 + H2O =>
Al2O3 + 3 H2C2O4 = Al2(C2O4)3 + 3 H2O
Cu(NH3)4 + H2O = N2 + Cu(H2O)4 + NH4 =>
2 Cu(NH3)4 + 8 H2O = N2 + 2 Cu(H2O)4 + 6 NH4
Pd + HCl + HNO3 = H2PdCl4 + NO2 + H2O =>
Pd + 4 HCl + 2 HNO3 = H2PdCl4 + 2 NO2 + 2 H2O
C2H7NO2 + Ba(OH)2 = C2(OH)2H7 + BaNO2 =>
C2H7NO2 + Ba(OH)2 = C2(OH)2H7 + BaNO2
POCl3 + NH3 = PO(NH2)3 + NH4Cl =>
POCl3 + 6 NH3 = PO(NH2)3 + 3 NH4Cl
S2O3 + Br2 + H2O = SO4{2-} + Br{-} + H{+} =>
S2O3 + 3 Br2 + 5 H2O = 2 SO4{2-} + 6 Br{-} + 10 H{+}
Co(Cl)2 + H2O = HCl + Co(OH)2 =>
Co(Cl)2 + 2 H2O = 2 HCl + Co(OH)2
C5H12O(l) + O(g) = CO(g) + HO(g) =>
C5H12O(l) + 16 O(g) = 5 CO(g) + 12 HO(g)
Li + AlI = LiI + Al =>
Li + AlI = LiI + Al
Zn(NO3)2 + MgSO4 = Mg(NO3)2 + Zn(SO4) =>
Zn(NO3)2 + MgSO4 = Mg(NO3)2 + Zn(SO4)
P2Te5 + H2SO4 = H3PO4 + TeO2 + S + H2O =>
P2Te5 + 5 H2SO4 = 2 H3PO4 + 5 TeO2 + 5 S + 2 H2O
Na2CO3 + HC2H4O2 = NaC2H3O2 + H2O + CO2 =>
9 Na2CO3 + 16 HC2H4O2 = 18 NaC2H3O2 + 13 H2O + 5 CO2
C9H8O4 = C7H6O3 + (CH3CO)2O =>
9 C9H8O4 = 11 C7H6O3 + (CH3CO)2O
KOH + SiO2 = KSiO3 + H2 =>
2 KOH + 2 SiO2 = 2 KSiO3 + H2
Na2CO3 + NiSO4 = NiCO3 + Na2SO4 =>
Na2CO3 + NiSO4 = NiCO3 + Na2SO4
Co(OH)2 + Na2HPO4 = Co3(PO4)2 + NaOH + H2O =>
3 Co(OH)2 + 2 Na2HPO4 = Co3(PO4)2 + 4 NaOH + 2 H2O
Cr + HNO3 = Cr(NO3)3 + N2O + H2O =>
8 Cr + 30 HNO3 = 8 Cr(NO3)3 + 3 N2O + 15 H2O
Fe2 + SnCl2 = FeCl + Sn =>
Fe2 + SnCl2 = 2 FeCl + Sn
C14H36 + O2 = CO + H2O =>
C14H36 + 16 O2 = 14 CO + 18 H2O
PbS + Cu(OH)2 = Pb(OH)2 + CuS =>
PbS + Cu(OH)2 = Pb(OH)2 + CuS
CuSO4 + H2O = CuSO4(H2O)1 =>
CuSO4 + H2O = CuSO4(H2O)1
Ti(SO4)4 + Co2O3 = TiO2 + Co(SO4)3 =>
3 Ti(SO4)4 + 2 Co2O3 = 3 TiO2 + 4 Co(SO4)3
KHCO3 + NHO3 = KNO3 + H2CO3 =>
KHCO3 + NHO3 = KNO3 + H2CO3
NaCrO2 + Na2O2 + H2O = Na2CrO4 + Na(OH) =>
2 NaCrO2 + 3 Na2O2 + 2 H2O = 2 Na2CrO4 + 4 Na(OH)
SnS + H2O = Sn + H2S + OH =>
SnS + 2 H2O = Sn + H2S + 2 OH
KClO3 + CsOH = KOH + CsClO3 =>
KClO3 + CsOH = KOH + CsClO3
Ca(CO3) + AlF3 = CaF2 + Al2(CO3)3 =>
3 Ca(CO3) + 2 AlF3 = 3 CaF2 + Al2(CO3)3
P2O3 + NO2 + KOH = NO + K2HPO4 + KH2PO4 =>
P2O3 + 2 NO2 + 3 KOH = 2 NO + K2HPO4 + KH2PO4
BrNa + H2O = NaBrH2O =>
BrNa + H2O = NaBrH2O
NaCl + NaOCl + H2SO4 = Cl2 + Na2SO4 + H2O =>
NaCl + NaOCl + H2SO4 = Cl2 + Na2SO4 + H2O
HgC2H6 + ClF3 = HgCl2 + C + F2 + H2 =>
HgC2H6 + 2 ClF3 = HgCl2 + 2 C + 3 F2 + 3 H2
(NH4)2Fe(SO4)2*6(H2O) = Fe3N2 + NH3 + H2O + O2 + SO2 =>
3(NH4)2Fe(SO4)2*6(H2O) = Fe3N2 + 4 NH3 + 24 H2O + 3 O2 + 6 SO2
Cr2Mg3 = Cr{+3} + Mg{-2} =>
Cr2Mg3 = 2 Cr{+3} + 3 Mg{-2}
HNO3 + PB = NO2 + H2O + PB(NO3)2 =>
4 HNO3 + PB = 2 NO2 + 2 H2O + PB(NO3)2
H3MO3(aq) + MnO4(aq) = H3MO4(aq) + Mn2(inacid) =>
8 H3MO3(aq) + 2 MnO4(aq) = 8 H3MO4(aq) + Mn2(inacid)
C10H8ONaOH = C10H7ONaH2O =>
C10H8ONaOH = C10H7ONaH2O
MgCl2 + Fe2 = FeCl3 + Mg =>
3 MgCl2 + Fe2 = 2 FeCl3 + 3 Mg
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