| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2CrO4 + H2O2 = CrO5 + H2O + 2 K
P + H = P4H10 =>
4 P + 10 H = P4H10
Fe(OH)3(s) = Fe2O3(s) + H2O(g) =>
2 Fe(OH)3(s) = Fe2O3(s) + 3 H2O(g)
Co2 + Ca(OH)2 = CaCo3 + OH =>
3 Co2 + 2 Ca(OH)2 = 2 CaCo3 + 4 OH
Sr(OH)2 + HBr = H2O + SrBr2 =>
Sr(OH)2 + 2 HBr = 2 H2O + SrBr2
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
MnO2(s) + HCl(aq) = Cl2(g) + MnCl2(aq) + H2O(l) =>
MnO2(s) + 4 HCl(aq) = Cl2(g) + MnCl2(aq) + 2 H2O(l)
Na + Sn(NO3)2 = Sn + NaNO3 =>
2 Na + Sn(NO3)2 = Sn + 2 NaNO3
CH3OH(g) + O2(g) = CO2(g) + H2O(l) =>
2 CH3OH(g) + 3 O2(g) = 2 CO2(g) + 4 H2O(l)
Si4*H10 + O2 = SiO2 + H2O =>
2 Si4*H10 + 13 O2 = 8 SiO2 + 10 H2O
NH3 + O2 = N2 + HO3 =>
2 NH3 + 9 O2 = N2 + 6 HO3
KOH(s) + CO2(g) = K2CO3(s) + H2O(g) =>
2 KOH(s) + CO2(g) = K2CO3(s) + H2O(g)
F2 + MgO = MgF2 + O2 =>
2 F2 + 2 MgO = 2 MgF2 + O2
(NH4)2Fe(SO4)2 + KMnO4 + NaOH + H2O = Fe(OH)3 + KOH + Na2SO4 + MnSO4 + (NH4)2SO4 =>
5(NH4)2Fe(SO4)2 + KMnO4 + 8 NaOH + 4 H2O = 5 Fe(OH)3 + KOH + 4 Na2SO4 + MnSO4 + 5(NH4)2SO4
CuO + N2O = Cu + NO =>
CuO + N2O = Cu + 2 NO
Cr2O3 + Na2CO3 + KNO3 = Na2CrO4 + KNO2 + CO2 =>
Cr2O3 + 2 Na2CO3 + 3 KNO3 = 2 Na2CrO4 + 3 KNO2 + 2 CO2
H2C2O4 + Ca = CaH2C2O4 =>
H2C2O4 + Ca = CaH2C2O4
PQ + XY = XQ + PY =>
PQ + XY = XQ + PY
C6O4H10 + SOCl2 = C6H8O2Cl2 + SO2 + HCl =>
C6O4H10 + 2 SOCl2 = C6H8O2Cl2 + 2 SO2 + 2 HCl
P4S6 + HNO3 = NO2 + H3PO4 + H2SO4 + H2O =>
P4S6 + 56 HNO3 = 56 NO2 + 4 H3PO4 + 6 H2SO4 + 16 H2O
XeF6 + H2O = XeO3 + HF =>
XeF6 + 3 H2O = XeO3 + 6 HF
Fe(NO3)3 = Fe2O3 + NO + O2 =>
4 Fe(NO3)3 = 2 Fe2O3 + 12 NO + 9 O2
Al(s) + AgNO3(aq) = Al(NO3)3(aq) + Ag(s) =>
Al(s) + 3 AgNO3(aq) = Al(NO3)3(aq) + 3 Ag(s)
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
NaHCO3(s) + HCl(aq) = NaCl(s) + CO2(g) + H2O(g) =>
NaHCO3(s) + HCl(aq) = NaCl(s) + CO2(g) + H2O(g)
H2Te + SrBr2 = SrTe + HBr =>
H2Te + SrBr2 = SrTe + 2 HBr
KBr + KOH + Cl2 = KCl + KBrO3 + H2O =>
KBr + 6 KOH + 3 Cl2 = 6 KCl + KBrO3 + 3 H2O
Mg(CIO2)2 = Mg + CIO2 =>
Mg(CIO2)2 = Mg + 2 CIO2
C + Fe2O3 = Fe + CO =>
3 C + Fe2O3 = 2 Fe + 3 CO
As2O3 + Cl2 + H2O = H3AsO4 + HCl =>
As2O3 + 2 Cl2 + 5 H2O = 2 H3AsO4 + 4 HCl
NH3 + CuCl2 = Cu(NH3) + Cl2 =>
NH3 + CuCl2 = Cu(NH3) + Cl2
IO2 + H2O = IO3{-} + H{+} + {-} =>
IO2 + H2O = IO3{-} + 2 H{+} + e
MgBr2 + NaI = NaBr + MgI2 =>
MgBr2 + 2 NaI = 2 NaBr + MgI2
KCI + NaNo3 = KNo3 + NaCI =>
KCI + NaNo3 = KNo3 + NaCI
As2O3 + Cl2 + H2O = H3AsO4 + HCl =>
As2O3 + 2 Cl2 + 5 H2O = 2 H3AsO4 + 4 HCl
Co(NO3)2(aq) + Na3PO4(aq) = Co3(PO4)2(s) + NaNO3(aq) =>
3 Co(NO3)2(aq) + 2 Na3PO4(aq) = Co3(PO4)2(s) + 6 NaNO3(aq)
K2(CO3) + CH3OOH = CO2 + K(CH3OO) + H2O =>
K2(CO3) + 2 CH3OOH = CO2 + 2 K(CH3OO) + H2O
CuSO4(aq) + Na2S(aq) = Cu2S + NaSO4 =>
2 CuSO4(aq) + Na2S(aq) = Cu2S + 2 NaSO4
N2O + H2O = N2O4 + H2 =>
N2O + 3 H2O = N2O4 + 3 H2
C5H5N + O2 = CO2 + H2O + NO2 =>
4 C5H5N + 29 O2 = 20 CO2 + 10 H2O + 4 NO2
KMnO4(s) + HCl(ac) = KCl + MnCl2 + Cl2 + H2O(l) =>
2 KMnO4(s) + 16 HCl(ac) = 2 KCl + 2 MnCl2 + 5 Cl2 + 8 H2O(l)
Na2CO3(aq) + HNO3(aq) = CO2(g) + H2O(g) + NaNO3(aq) =>
Na2CO3(aq) + 2 HNO3(aq) = CO2(g) + H2O(g) + 2 NaNO3(aq)
PB(NO3)2 = PBO + NO2 + O2 =>
2 PB(NO3)2 = 2 PBO + 4 NO2 + O2
Cr2O3 + NaOH + H2O = Na3(Cr(OH)6) =>
Cr2O3 + 6 NaOH + 3 H2O = 2 Na3(Cr(OH)6)
HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O
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
Li3PO4 + NaBr = Na3PO4 + LiBr =>
Li3PO4 + 3 NaBr = Na3PO4 + 3 LiBr
(NH4)2S(aq) + Co(NO3)2(aq) = CoS(s) + NH4NO3(aq) =>
(NH4)2S(aq) + Co(NO3)2(aq) = CoS(s) + 2 NH4NO3(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/08/25
Équations équilibrées sur02/07/24
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