| Équations équilibrées la veille |
2 KBr(aq) + Pb(NO3)2(aq) = PbBr2(s) + 2 KNO3(aq)
Fe2S3 + Ca3N2 = FeN + CaS =>
Fe2S3 + Ca3N2 = 2 FeN + 3 CaS
C6H4(OH)2(aq) = C6H4O2(aq) + H2(g) =>
C6H4(OH)2(aq) = C6H4O2(aq) + H2(g)
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
TiCl4(g) = Ti(s) + Cl2(g) =>
TiCl4(g) = Ti(s) + 2 Cl2(g)
Ca(ClO3)2(S) = CaCl2(S) + O2(g) =>
Ca(ClO3)2(S) = CaCl2(S) + 3 O2(g)
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
FeBr3 + HNO3 = Fe(NO3)3 + H2*Br2 =>
2 FeBr3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2*Br2
NiSO4 + HOH = Ni(OH)2 + H2SO4 =>
NiSO4 + 2 HOH = Ni(OH)2 + H2SO4
Pb(No3)2(aq) + HCl(aq) = PbCl2(s) + HNo3(aq) =>
Pb(No3)2(aq) + 2 HCl(aq) = PbCl2(s) + 2 HNo3(aq)
Ba(NO3)2(aq) + Na2SO4(aq) = BaSO4(s) + NaNO3(aq) =>
Ba(NO3)2(aq) + Na2SO4(aq) = BaSO4(s) + 2 NaNO3(aq)
CaCl2(aq) + Na3PO4(aq) = Ca3(PO4)2(s) + NaCl(aq) =>
3 CaCl2(aq) + 2 Na3PO4(aq) = Ca3(PO4)2(s) + 6 NaCl(aq)
Co(NO3)2(aq) + H2S(g) = CoS(s) + HNO3(aq) =>
Co(NO3)2(aq) + H2S(g) = CoS(s) + 2 HNO3(aq)
Cr2(SO3)3 + NaOH = Na2SO3 + Cr(OH)3 =>
Cr2(SO3)3 + 6 NaOH = 3 Na2SO3 + 2 Cr(OH)3
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
Zn(s) + AgNo3(aq) = Ag(s) + Zn(No3)2(aq) =>
Zn(s) + 2 AgNo3(aq) = 2 Ag(s) + Zn(No3)2(aq)
Mg(s) + H3PO4(aq) = Mg3(PO4)2(aq) + H2(g) =>
3 Mg(s) + 2 H3PO4(aq) = Mg3(PO4)2(aq) + 3 H2(g)
Ca(C2H3O2)2 + H3PO4 = Ca3(PO4)2 + HC2H3O2 =>
3 Ca(C2H3O2)2 + 2 H3PO4 = Ca3(PO4)2 + 6 HC2H3O2
Ca3(PO4)2 + C + SiO2 = CaSiO2 + P4 + CO2 =>
2 Ca3(PO4)2 + 8 C + 6 SiO2 = 6 CaSiO2 + P4 + 8 CO2
C12H22O11(s) + O2(g) = CO2(g) + H2O(l) =>
C12H22O11(s) + 12 O2(g) = 12 CO2(g) + 11 H2O(l)
SF4 + H2O = SO2 + HF =>
SF4 + 2 H2O = SO2 + 4 HF
P4 + O2 = P4O10 =>
P4 + 5 O2 = P4O10
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Fe(NO3)2(aq) + H2S(g) = FeS(s) + HNO3(aq) =>
Fe(NO3)2(aq) + H2S(g) = FeS(s) + 2 HNO3(aq)
Cu(s) + AgNO3(ag) = Cu(NO3)2(aq) + Ag(s) =>
Cu(s) + 2 AgNO3(ag) = Cu(NO3)2(aq) + 2 Ag(s)
Ni + H2O = Ni{2+} + O{2-} + H2 =>
Ni + H2O = Ni{2+} + O{2-} + H2
S2O4{2-} + H2O = SO3{2-} + S2O3{2-} + H{+} =>
2 S2O4{2-} + H2O = 2 SO3{2-} + S2O3{2-} + 2 H{+}
NH4NO3(aq) + Ba(OH)2(aq) = Ba(NO3)2 + H2O + NH3 =>
2 NH4NO3(aq) + Ba(OH)2(aq) = Ba(NO3)2 + 2 H2O + 2 NH3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
K2O2(s) + H2O(l) = KOH(aq) + O2(g) =>
2 K2O2(s) + 2 H2O(l) = 4 KOH(aq) + O2(g)
C4H10 + O2 = H4 + CO2 =>
2 C4H10 + 8 O2 = 5 H4 + 8 CO2
Ba(OH)2Na2SO4 = BaSO4Na2(OH)2 =>
Ba(OH)2Na2SO4 = BaSO4Na2(OH)2
Al(OH)3 + H2(SO4) = Al2(SO4)3 + H(OH) =>
2 Al(OH)3 + 3 H2(SO4) = Al2(SO4)3 + 6 H(OH)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
PbCl2 + Ca(OH)2 = CaCl + Pb(OH)4 =>
PbCl2 + 2 Ca(OH)2 = 2 CaCl + Pb(OH)4
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
NO2 + O3 = N2O5 =>
6 NO2 + O3 = 3 N2O5
H3PO4(aq) + Sr(OH)2(aq) = H2O(l) + Sr3(PO4)2(aq) =>
2 H3PO4(aq) + 3 Sr(OH)2(aq) = 6 H2O(l) + Sr3(PO4)2(aq)
PbS + H2*O2* = PbSO4* + H2*O =>
PbS + 4 H2*O2* = PbSO4* + 4 H2*O
silvernitrate = silver + nitrogendioxide + oxygen =>
2 AgNO3 = 2 Ag + 2 NO2 + O2
Pb(NO3)2(aq) + Na2SO4(aq) = PbSO4(s) + NaNO3(aq) =>
Pb(NO3)2(aq) + Na2SO4(aq) = PbSO4(s) + 2 NaNO3(aq)
FeCl2 + KMnO4 + H2SO4 = FeCl3 + K2SO4 + MnSO4 + Fe2(SO4)3 + H2O =>
30 FeCl2 + 6 KMnO4 + 24 H2SO4 = 20 FeCl3 + 3 K2SO4 + 6 MnSO4 + 5 Fe2(SO4)3 + 24 H2O
H2SO4(aq) + Mg(OH)2(aq) = MgSO4(aq) + H2O(l) =>
H2SO4(aq) + Mg(OH)2(aq) = MgSO4(aq) + 2 H2O(l)
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Al2S3 + Be = BeS + Al =>
Al2S3 + 3 Be = 3 BeS + 2 Al
BaCl2 + K2CrO4 = BaCrO4 + KCl =>
BaCl2 + K2CrO4 = BaCrO4 + 2 KCl
FeCl2 + KMnO4 + H2SO4 = FeCl3 + K2SO4 + MnSO4 + Fe2(SO4)3 + H2O =>
30 FeCl2 + 6 KMnO4 + 24 H2SO4 = 20 FeCl3 + 3 K2SO4 + 6 MnSO4 + 5 Fe2(SO4)3 + 24 H2O
(NH4)2SO4(aq) + KOH(aq) = K2SO4(aq) + NH3(g) + H2O(l) =>
(NH4)2SO4(aq) + 2 KOH(aq) = K2SO4(aq) + 2 NH3(g) + 2 H2O(l)
NH3 + CO2 = NH2CONH2 + H2O =>
2 NH3 + CO2 = NH2CONH2 + H2O
H3PO4(aq) + Sr(OH)2(aq) = H2O + Sr3(PO4)2 =>
2 H3PO4(aq) + 3 Sr(OH)2(aq) = 6 H2O + Sr3(PO4)2
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Équations équilibrées sur01/08/25
Équations équilibrées sur02/07/24
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