| Équations équilibrées la veille | Équations équilibrées le lendemain |
H3O{+} + SO4{-}2 = (H3O)SO4
NaHSO3 + KMnO4 + HCl = H2O + KCl + MnCl2 + NaHSO4 =>
5 NaHSO3 + 2 KMnO4 + 6 HCl = 3 H2O + 2 KCl + 2 MnCl2 + 5 NaHSO4
NCl2 + CH2 = CCl4 + N2 + H2 =>
2 NCl2 + CH2 = CCl4 + N2 + H2
Mn(OH)2 + Cl2 + KOH = MnO2 + KCl + H2O =>
Mn(OH)2 + Cl2 + 2 KOH = MnO2 + 2 KCl + 2 H2O
Ca(OH)2 + KCl = CaCl2 + K(OH) =>
Ca(OH)2 + 2 KCl = CaCl2 + 2 K(OH)
SO2 + KMnO4 + KOH = K2SO4 + K2MnO4 + H2O =>
SO2 + 2 KMnO4 + 4 KOH = K2SO4 + 2 K2MnO4 + 2 H2O
KCl(s) + O2 = KClO3(s) =>
2 KCl(s) + 3 O2 = 2 KClO3(s)
Na + O2 + S = Na2S2O3 =>
4 Na + 3 O2 + 4 S = 2 Na2S2O3
Ca3(PO4)2 + SiO2 + C = CaSiO + CO + P =>
Ca3(PO4)2 + 3 SiO2 + 11 C = 3 CaSiO + 11 CO + 2 P
Pb2O4 + H2SO4 = PbSO4 + O2 + H2O =>
Pb2O4 + 2 H2SO4 = 2 PbSO4 + O2 + 2 H2O
Sn + HNO3 = Sn(NO3)2 + NH4(NO3)2 + H2O =>
7 Sn + 20 HNO3 = 7 Sn(NO3)2 + 2 NH4(NO3)2 + 6 H2O
Cl2O7 + Au(OH)3 = Au(ClO4)3 + H2O =>
3 Cl2O7 + 2 Au(OH)3 = 2 Au(ClO4)3 + 3 H2O
H4C3ON2 + C4H6O3 = C3HN + H3CCOOH =>
2 H4C3ON2 + 8 C4H6O3 = 4 C3HN + 13 H3CCOOH
Fe2H3 + O2 = Fe2O3 + H2O =>
4 Fe2H3 + 9 O2 = 4 Fe2O3 + 6 H2O
H{+} + Cr2O7{-2} + H2S = Cr{+3} + S + H2O =>
8 H{+} + Cr2O7{-2} + 3 H2S = 2 Cr{+3} + 3 S + 7 H2O
HCu + HSO4 = CuSO4 + H2O + SO2 =>
3 HCu + 5 HSO4 = 3 CuSO4 + 4 H2O + 2 SO2
Mg(HCO3)2 + Mg(OH)2 = magnesiumcarbonate + water =>
Mg(HCO3)2 + Mg(OH)2 = 2 MgCO3 + 2 H2O
Pb(CH3CO2)2 + (NH4)2S = CH3CO2NH4 + PbS =>
Pb(CH3CO2)2 + (NH4)2S = 2 CH3CO2NH4 + PbS
HNO2 + NH4 = NH4NO2 + H2O =>
8 HNO2 + 6 NH4 = 7 NH4NO2 + 2 H2O
AgCN + Na2S = AgS + Na2CN =>
AgCN + Na2S = AgS + Na2CN
Cr(s) + S8(s) = Cr2S3(s) =>
16 Cr(s) + 3 S8(s) = 8 Cr2S3(s)
BaCO3 = BaO + C + O2 =>
BaCO3 = BaO + C + O2
AgN3 = N2(g) + Ag =>
2 AgN3 = 3 N2(g) + 2 Ag
Na2[Cr(OH)6] + Cl2 + NaOH = Na2CrO4 + NaCl + H2O =>
Na2[Cr(OH)6] + Cl2 + 2 NaOH = Na2CrO4 + 2 NaCl + 4 H2O
Fe(No3)3 + Li2S = FeS + Li2(No3)3 =>
Fe(No3)3 + Li2S = FeS + Li2(No3)3
HI(aq) + Ba(OH)2(aq) = H2(OH)2(aq) + I2Ba(aq) =>
2 HI(aq) + Ba(OH)2(aq) = H2(OH)2(aq) + I2Ba(aq)
Cu(s) + H{+}(aq) + SO4{2-}(aq) = Cu{2+}(aq) + H2O(l) + SO2(g) =>
Cu(s) + 4 H{+}(aq) + SO4{2-}(aq) = Cu{2+}(aq) + 2 H2O(l) + SO2(g)
V(NO3)5 + H2SO4 = HNO3 + V2(SO4)5 =>
2 V(NO3)5 + 5 H2SO4 = 10 HNO3 + V2(SO4)5
Cu(OH)2 + CH3COOH = Cu(CH3COOH)2 + OH =>
Cu(OH)2 + 2 CH3COOH = Cu(CH3COOH)2 + 2 OH
(EDTA)H2Na2 + CrCl3 = HCl + NaCr(EDTA) + NaCl =>
(EDTA)H2Na2 + CrCl3 = 2 HCl + NaCr(EDTA) + NaCl
Mg3(PO4)2 = MgO + P4O10 =>
2 Mg3(PO4)2 = 6 MgO + P4O10
NaOH + H2O2 + H2SO4 = Na2SO4 + H2OH2O2 =>
2 NaOH + 2 H2O2 + H2SO4 = Na2SO4 + 2 H2OH2O2
HAuCl4 + Mg = Au + HMgCl4 =>
HAuCl4 + Mg = Au + HMgCl4
K2CrO7 + SnCl2 + HCl = CrCl3 + KCl + H2O + SnCl4 =>
2 K2CrO7 + 9 SnCl2 + 28 HCl = 2 CrCl3 + 4 KCl + 14 H2O + 9 SnCl4
C8H12 + O2 = CO2 + H2O =>
C8H12 + 11 O2 = 8 CO2 + 6 H2O
N2O5 + SO2 = N2O3 + SO3 =>
N2O5 + 2 SO2 = N2O3 + 2 SO3
KNO3 + C2 + S = CO2 + K2S + N2 =>
4 KNO3 + 3 C2 + 2 S = 6 CO2 + 2 K2S + 2 N2
C5H12 + Na = C5H9Na2 + H2 =>
2 C5H12 + 4 Na = 2 C5H9Na2 + 3 H2
CaO + Cu(OH)2 = CaCuO2 + H2O =>
CaO + Cu(OH)2 = CaCuO2 + H2O
H2CO3 + Ca(OH)2 = (CaOH)2CO3 + H2O =>
H2CO3 + 2 Ca(OH)2 = (CaOH)2CO3 + 2 H2O
At + O = AtO =>
At + O = AtO
C17H20O5 + O2 = CO2 + H2O =>
2 C17H20O5 + 39 O2 = 34 CO2 + 20 H2O
Na(C2H3O2) + AgNO3 = Ag(C2H3O2) + NaNO3 =>
Na(C2H3O2) + AgNO3 = Ag(C2H3O2) + NaNO3
H2O + MnO = MnOH + O2 =>
2 H2O + 4 MnO = 4 MnOH + O2
NaHCO3 + LiNO3 = Na(NO3) + LiHCO3 =>
NaHCO3 + LiNO3 = Na(NO3) + LiHCO3
Al3O4 + H2S = Al + H2SO4 =>
Al3O4 + H2S = 3 Al + H2SO4
S2(s) + O2(g) = SO(g) =>
S2(s) + O2(g) = 2 SO(g)
S + H2O2 = H2S + O2 =>
S + H2O2 = H2S + O2
FeCl3 + H2S = FeCl2 + HCl + S =>
2 FeCl3 + H2S = 2 FeCl2 + 2 HCl + S
CH3COOH + HNO3 + C2H5OH = CH3COOH2 + NO2 =>
2 CH3COOH + HNO3 + C2H5OH = 3 CH3COOH2 + NO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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