| Équations équilibrées la veille | Équations équilibrées le lendemain |
SiO2 + 4 HF(aq) = SiF4 + 2 H2O
NaNO2 + H2O = HNO2 + Na + OH =>
NaNO2 + H2O = HNO2 + Na + OH
(NH4)2Fe(SO4)2 + H2SO4 + KMnO4 = (NH4)2SO4 + K2SO4 + MnSO4 + Fe2(SO4)3 + H2O =>
10(NH4)2Fe(SO4)2 + 8 H2SO4 + 2 KMnO4 = 10(NH4)2SO4 + K2SO4 + 2 MnSO4 + 5 Fe2(SO4)3 + 8 H2O
CrO4{2-} + H{+} = Cr2O7{2-} + H2O =>
2 CrO4{2-} + 2 H{+} = Cr2O7{2-} + H2O
H2O + SO2 + O2 = H2SO4 =>
2 H2O + 2 SO2 + O2 = 2 H2SO4
Ca + H3P = CaP + H2 =>
2 Ca + 2 H3P = 2 CaP + 3 H2
Ca(NO3)2 + Na2S = CaS + Na(NO3) =>
Ca(NO3)2 + Na2S = CaS + 2 Na(NO3)
Mg(OH)2 + (HCl) = MgCl2 + H2O =>
Mg(OH)2 + 2(HCl) = MgCl2 + 2 H2O
Al(HSO4)3 + NaOH = Al(OH)3 + NaHSO4 =>
Al(HSO4)3 + 3 NaOH = Al(OH)3 + 3 NaHSO4
CuI + O2 = CuO + I =>
2 CuI + O2 = 2 CuO + 2 I
MnCl2 + NaClO = MnO2 + NaCl + Cl2 =>
MnCl2 + 2 NaClO = MnO2 + 2 NaCl + Cl2
F + H2O = HF + O2 =>
4 F + 2 H2O = 4 HF + O2
MnO4 = Mn + O =>
MnO4 = Mn + 4 O
MnO4 = Mn3O4 + O2 =>
3 MnO4 = Mn3O4 + 4 O2
H2 + F2 = HF =>
H2 + F2 = 2 HF
Na2S2O3 + FeCl3 = Na[Fe(S2O3)2] + NaCl =>
2 Na2S2O3 + FeCl3 = Na[Fe(S2O3)2] + 3 NaCl
S3 + H2 = HS =>
2 S3 + 3 H2 = 6 HS
Cr2O7 + Pb(NO3)2 = PbCr2O7 + NO3 =>
Cr2O7 + Pb(NO3)2 = PbCr2O7 + 2 NO3
Ag2 + Cl2 = AgCl =>
Ag2 + Cl2 = 2 AgCl
Na3Po4(aq) + CuSO4(aq) = Na2SO4(aq) + Cu3(Po4)2(s) =>
2 Na3Po4(aq) + 3 CuSO4(aq) = 3 Na2SO4(aq) + Cu3(Po4)2(s)
MnCl2 + Na2CO3 = Na2Cl2 + MnCO3 =>
MnCl2 + Na2CO3 = Na2Cl2 + MnCO3
Na + S + O2 = Na2SO3 =>
4 Na + 2 S + 3 O2 = 2 Na2SO3
KNO3 + Ag2S = K2S + AgNO3 =>
2 KNO3 + Ag2S = K2S + 2 AgNO3
Ag + K2CrO4 = AgCrO4 + K =>
Ag + K2CrO4 = AgCrO4 + 2 K
Cu(OH)2 + HCl = CuCl2 + H2O =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
CUO + HCl = CUCl2 + H2O =>
CUO + 2 HCl = CUCl2 + H2O
NH3 + NiSO4 = Ni(NH3)2 + SO4 =>
2 NH3 + NiSO4 = Ni(NH3)2 + SO4
Mn(NO3)2 + (NH4)2S2O8 + H2O = HMnO4 + HNO3 + NH4HSO4 =>
2 Mn(NO3)2 + 5(NH4)2S2O8 + 8 H2O = 2 HMnO4 + 4 HNO3 + 10 NH4HSO4
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
Cr2O7 + Pb(NO3)2 = PbCr2O7 + NO3 =>
Cr2O7 + Pb(NO3)2 = PbCr2O7 + 2 NO3
C4H8 + KMnO4 + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
5 C4H8 + 24 KMnO4 + 36 H2SO4 = 20 CO2 + 12 K2SO4 + 24 MnSO4 + 56 H2O
Sn(s) + HNO3 = SnO2 + NO2 + H2O =>
Sn(s) + 4 HNO3 = SnO2 + 4 NO2 + 2 H2O
Co + OH = Co(OH) =>
Co + OH = Co(OH)
C5H10O + H2 = C5H12O =>
C5H10O + H2 = C5H12O
(NH4)2SO4 + NaOH = NH3 + H2O + Na2SO4 =>
(NH4)2SO4 + 2 NaOH = 2 NH3 + 2 H2O + Na2SO4
H2O + CO3 = H2CO3 + O2 =>
2 H2O + 2 CO3 = 2 H2CO3 + O2
NaO2C(CH2)14CH3 + CaCl2 = Ca[O2C(CH2)14CH3]2 + NaCl =>
2 NaO2C(CH2)14CH3 + CaCl2 = Ca[O2C(CH2)14CH3]2 + 2 NaCl
SrO + SO2 = SrO2 + SO =>
SrO + SO2 = SrO2 + SO
CaSO4 + C = CaCO3 + S + CO2 =>
2 CaSO4 + 3 C = 2 CaCO3 + 2 S + CO2
LiNO2 + NH4NO3 = NH4NO2 + LiNO3 =>
LiNO2 + NH4NO3 = NH4NO2 + LiNO3
HClO4(aq) + Ca(OH)2(aq) = Ca(ClO4)2(aq) + H2O(l) =>
2 HClO4(aq) + Ca(OH)2(aq) = Ca(ClO4)2(aq) + 2 H2O(l)
Zn(OH)2 + H2SO4 = ZnSO4 + H2O =>
Zn(OH)2 + H2SO4 = ZnSO4 + 2 H2O
CO2(g) + H2O(g) = C6H12O6 + O2(g) =>
6 CO2(g) + 6 H2O(g) = C6H12O6 + 6 O2(g)
KCl + K2Cr2O7 + H2SO4 = Cl2 + KHSO4 + Cr2(SO4)3 + H2O =>
6 KCl + K2Cr2O7 + 11 H2SO4 = 3 Cl2 + 8 KHSO4 + Cr2(SO4)3 + 7 H2O
Fe(OH)3 + KOH = K3[Fe(OH)6] =>
Fe(OH)3 + 3 KOH = K3[Fe(OH)6]
S2O3 = S + SO3 =>
S2O3 = S + SO3
Cl2 + H2O = HCl + HClO3 =>
3 Cl2 + 3 H2O = 5 HCl + HClO3
S2(g) + O2(g) = SO3(g) =>
S2(g) + 3 O2(g) = 2 SO3(g)
NaAlH4 = NaH + Al + H2 =>
2 NaAlH4 = 2 NaH + 2 Al + 3 H2
(NH4)2PtCl6 = NH4Cl + Pt + Cl2 =>
(NH4)2PtCl6 = 2 NH4Cl + Pt + 2 Cl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/26/24
Équations équilibrées sur11/25/23
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