| Équations équilibrées la veille |
2e + SO4{2-} + 4 H{+} = SO2 + 2 H2O
K + H2O = H2O(KOH) + H2 =>
2 K + 4 H2O = 2 H2O(KOH) + H2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
HNO3(aq) + Ni(s) = Ni(NO3)2(aq) + H2(g) =>
2 HNO3(aq) + Ni(s) = Ni(NO3)2(aq) + H2(g)
HgH2O2 + PO4H3 = Hg3(PO4)2 + H2O =>
3 HgH2O2 + 2 PO4H3 = Hg3(PO4)2 + 6 H2O
H3BO3 + Na3PO4 = Na3BO3 + H3PO4 =>
H3BO3 + Na3PO4 = Na3BO3 + H3PO4
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
H2SO4 + C5H10O5 = H2O + SO2 + CO2 =>
10 H2SO4 + C5H10O5 = 15 H2O + 10 SO2 + 5 CO2
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
Tc3P7 + Ta2Se5 = Tc2Se7 + Ta3P5 =>
10 Tc3P7 + 21 Ta2Se5 = 15 Tc2Se7 + 14 Ta3P5
H2SO4 + O2 + Na = Na2SO4 + H2O =>
2 H2SO4 + O2 + 4 Na = 2 Na2SO4 + 2 H2O
AuI = Au3 + I =>
3 AuI = Au3 + 3 I
H2O2 = H + O2 =>
H2O2 = 2 H + O2
KL(aq) + PB(NO3)2 = KNO3 + PBL2(s) =>
2 KL(aq) + PB(NO3)2 = 2 KNO3 + PBL2(s)
AlBr3 + Sr(OH)2 = Al(OH)3 + SrBr2 =>
2 AlBr3 + 3 Sr(OH)2 = 2 Al(OH)3 + 3 SrBr2
Magnesiumoxide = Magnesium + Oxygen =>
2 MgO = 2 Mg + O2
F + HNO3 = HF + N2O6 =>
2 F + 2 HNO3 = 2 HF + N2O6
K2Cr2O7 + SO2 + H2O = K2SO4 + CrOHSO4 =>
K2Cr2O7 + 3 SO2 + H2O = K2SO4 + 2 CrOHSO4
NaAl(OH)4 + SO2 = Al(OH)3 + Na2SO3 + H2O =>
2 NaAl(OH)4 + SO2 = 2 Al(OH)3 + Na2SO3 + H2O
K2S + SO2 = K2S2O3 + S =>
2 K2S + 3 SO2 = 2 K2S2O3 + S
Sr + N2 = Sr3N =>
6 Sr + N2 = 2 Sr3N
AgCl(s) + H2S(aq) = AgS(s) + H2Cl(g) =>
AgCl(s) + H2S(aq) = AgS(s) + H2Cl(g)
K4CrO4Pb(NO3)2 = K2NO3 + PbCrO4 =>
K4CrO4Pb(NO3)2 = 2 K2NO3 + PbCrO4
CH4 + Br2(l) = CBr4 + HBr =>
CH4 + 4 Br2(l) = CBr4 + 4 HBr
HCl + Al(OH) = H(OH) + AlCl =>
HCl + Al(OH) = H(OH) + AlCl
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
H2SO4 + Li(OH) = H(OH) + Li2SO4 =>
H2SO4 + 2 Li(OH) = 2 H(OH) + Li2SO4
C7H4N3 + O3 = CO2 + N2 + H2O =>
6 C7H4N3 + 32 O3 = 42 CO2 + 9 N2 + 12 H2O
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
CuNO3 + NO + H2O = Cu + HNO3 =>
3 CuNO3 + NO + 2 H2O = 3 Cu + 4 HNO3
F2 + SiO2 = FSi + O2 =>
F2 + 2 SiO2 = 2 FSi + 2 O2
AgOH + CO2 = Ag2CO3 + H2O =>
2 AgOH + CO2 = Ag2CO3 + H2O
Na2SO3 + KIO3 + H2SO4 = I2 + NaSO4 + KSO4 + H2O =>
2 Na2SO3 + 2 KIO3 + 4 H2SO4 = I2 + 4 NaSO4 + 2 KSO4 + 4 H2O
TiCl4(aq) = Ti(s) + Cl2(g) =>
TiCl4(aq) = Ti(s) + 2 Cl2(g)
(NH4)2S(aq) + FeCl2(aq) = FeS(aq) + NH4Cl(aq) =>
(NH4)2S(aq) + FeCl2(aq) = FeS(aq) + 2 NH4Cl(aq)
Pb(NO3)2(aq) + HI(aq) = PbI2(g) + HNO3(aq) =>
Pb(NO3)2(aq) + 2 HI(aq) = PbI2(g) + 2 HNO3(aq)
Pb(No3)4 + KI = PbI4 + K(No3) =>
Pb(No3)4 + 4 KI = PbI4 + 4 K(No3)
Cu + H2SO4 = H2CuO4 + S =>
Cu + H2SO4 = H2CuO4 + S
Li + ZnBr2 = Zn + LiBr =>
2 Li + ZnBr2 = Zn + 2 LiBr
PbS2 + calciumhydroxide = Pb(OH)4 + CaS =>
PbS2 + 2 Ca(OH)2 = Pb(OH)4 + 2 CaS
SrO2 + SrO + Cr2O3 + IrO2 = Sr10Cr5Ir5O30 =>
5 SrO2 + 15 SrO + 5 Cr2O3 + 10 IrO2 = 2 Sr10Cr5Ir5O30
C2H2 + KMnO4 = C2H2KMnO4 =>
C2H2 + KMnO4 = C2H2KMnO4
Cl2 + NaF = F + NaCl =>
Cl2 + 2 NaF = 2 F + 2 NaCl
Zn(NO3)2 + CsOH = Zn(OH)2 + CsNO3 =>
Zn(NO3)2 + 2 CsOH = Zn(OH)2 + 2 CsNO3
I2(g) + Cl2(g) + H2O(l) = HIO3 + HCl(aq) =>
I2(g) + 5 Cl2(g) + 6 H2O(l) = 2 HIO3 + 10 HCl(aq)
Pb(C2H3O2)2(aq)Na2SO4(aq) = PbSO4Na2(C2H3O2)2 =>
Pb(C2H3O2)2(aq)Na2SO4(aq) = PbSO4Na2(C2H3O2)2
NaClO + HCl = ClO2 + H2O + NaCl =>
5 NaClO + 2 HCl = 2 ClO2 + H2O + 5 NaCl
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
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Équations équilibrées sur01/29/25
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