| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
H3O + NO + Cr2O7{-2} = Cr{+3} + NO3{-3} + H2O =>
10 H3O + 8 NO + 3 Cr2O7{-2} = 6 Cr{+3} + 8 NO3{-3} + 15 H2O
CaZnO2 + HNO3 = Ca(NO3)2 + Zn(NO3)2 + H2O =>
CaZnO2 + 4 HNO3 = Ca(NO3)2 + Zn(NO3)2 + 2 H2O
C2H5OH + Cl2 = CCl3COH + HCl =>
C2H5OH + 4 Cl2 = CCl3COH + 5 HCl
FeCl3(ag) + NaOH(ag) = Fe(OH)3(s) + NaCl(s) =>
FeCl3(ag) + 3 NaOH(ag) = Fe(OH)3(s) + 3 NaCl(s)
KMnO4 + NH3 = KNO3 + KOH + MnO2 + H2O =>
8 KMnO4 + 3 NH3 = 3 KNO3 + 5 KOH + 8 MnO2 + 2 H2O
O + H3 = H2O =>
3 O + 2 H3 = 3 H2O
MgBr2 + K2S = MgS + Br2K2 =>
MgBr2 + K2S = MgS + Br2K2
Ba(OH)2N2O3 = BaN2O4H2O =>
Ba(OH)2N2O3 = BaN2O4H2O
H3O + Cu(NH3) = NH4 + Cu(H2O) =>
H3O + Cu(NH3) = NH4 + Cu(H2O)
Fe(OH)3 + NH4OH = NH4[Fe(OH)4] =>
Fe(OH)3 + NH4OH = NH4[Fe(OH)4]
KOH + HCO3 = KCO3 + H2O =>
KOH + HCO3 = KCO3 + H2O
P4 + I2 = PI3 =>
P4 + 6 I2 = 4 PI3
SiO2 + H3PO4 = H3PO4SiO2 =>
SiO2 + H3PO4 = H3PO4SiO2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
NH3 + H2O = NH4OH =>
NH3 + H2O = NH4OH
CuO + H2 + HCl = CuCl + H2O =>
2 CuO + H2 + 2 HCl = 2 CuCl + 2 H2O
C2H6 + O2 = C2H5OH =>
2 C2H6 + O2 = 2 C2H5OH
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Na2SO3 + AgNO3 = Ag2SO3 + NaNO3 =>
Na2SO3 + 2 AgNO3 = Ag2SO3 + 2 NaNO3
HNO3(aq) + CaCO3 = Ca(NO3)2(aq) + CO2(g) + H2O(l) =>
2 HNO3(aq) + CaCO3 = Ca(NO3)2(aq) + CO2(g) + H2O(l)
Zn + CuCl2 = ZnCl2 + Cu =>
Zn + CuCl2 = ZnCl2 + Cu
BaO2 + SO2 = BaSO4 =>
BaO2 + SO2 = BaSO4
Au + KCN + H2O + O = KAu(CN)2 + KOH =>
2 Au + 4 KCN + H2O + O = 2 KAu(CN)2 + 2 KOH
Pb(SO4)2 + KNO2 = PbNO2 + K(SO4)2 =>
Pb(SO4)2 + KNO2 = PbNO2 + K(SO4)2
Mn + H2O = Mn(x)O(y) + H2 =>
Mn + H2O = Mn(x)O(y) + H2
W2Ti2N3O2 = WN2 + TiN + TiO2 + W =>
W2Ti2N3O2 = WN2 + TiN + TiO2 + W
NaHCO3(s) = Na2O(s) + O2(g) + C(s) + H2O(l) =>
2 NaHCO3(s) = Na2O(s) + 2 O2(g) + 2 C(s) + H2O(l)
(MnO4{-}) + SO2 + H2O = (Mn{2+}) + (SO4{2-}) + (H{+}) =>
2(MnO4{-}) + 5 SO2 + 2 H2O = 2(Mn{2+}) + 5(SO4{2-}) + 4(H{+})
HN + Na(OH) = NaN + H2O =>
HN + Na(OH) = NaN + H2O
Cl2 + ZnBr2 = Br2 + ZnCl2 =>
Cl2 + ZnBr2 = Br2 + ZnCl2
Fe(OH)3 + NH4OH = NH4[Fe(OH)4] =>
Fe(OH)3 + NH4OH = NH4[Fe(OH)4]
Hg(NO3)2 + FeBr3 = Fe(NO3)2 + HgBr3 =>
Hg(NO3)2 + FeBr3 = Fe(NO3)2 + HgBr3
Ca + O2 = CaO = = =>
2 Ca + O2 = 2 CaO
HCOOH + Ag = Ag(HCOO) + H2 =>
2 HCOOH + 2 Ag = 2 Ag(HCOO) + H2
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
C3H6O + O2 = CO2 + H2O =>
C3H6O + 4 O2 = 3 CO2 + 3 H2O
V + O = (V2)(O5) =>
2 V + 5 O = (V2)(O5)
Cl2 + I(NH4) = I2 + Cl(NH4) =>
Cl2 + 2 I(NH4) = I2 + 2 Cl(NH4)
C2H5OH + Cl2 = CCl3COH + HCl =>
C2H5OH + 4 Cl2 = CCl3COH + 5 HCl
KNO3 + Cu + HCl = KCl + CuCl2 + H2O + NO2 =>
2 KNO3 + Cu + 4 HCl = 2 KCl + CuCl2 + 2 H2O + 2 NO2
K2Cr2O7 + H2S + HCl = KCl + CrCl3 + H2O + S2 =>
2 K2Cr2O7 + 6 H2S + 16 HCl = 4 KCl + 4 CrCl3 + 14 H2O + 3 S2
HNO3 + Bi = H2O + Bi(NO3)3 + NO =>
4 HNO3 + Bi = 2 H2O + Bi(NO3)3 + NO
HClO + Ca(OH)2 = Ca(ClO)2 + H2O =>
2 HClO + Ca(OH)2 = Ca(ClO)2 + 2 H2O
C2H5OH + Cl2 = CCl3COH + HCl =>
C2H5OH + 4 Cl2 = CCl3COH + 5 HCl
Pb(MnO4)2 + KMnO4 = Pb(MnO4)4 + K2MnO4 =>
Pb(MnO4)2 + 4 KMnO4 = Pb(MnO4)4 + 2 K2MnO4
SiO2 + P2O5 = Si3(PO4)4 =>
3 SiO2 + 2 P2O5 = Si3(PO4)4
CH4 + O2 = C3H6O3 + H2O =>
3 CH4 + 3 O2 = C3H6O3 + 3 H2O
C3H5(NO3)3 = N2 + CO2 + H2 + O2 =>
2 C3H5(NO3)3 = 3 N2 + 6 CO2 + 5 H2 + 3 O2
(CHO)2 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + CO2 + H2O =>
5(CHO)2 + 6 KMnO4 + 9 H2SO4 = 6 MnSO4 + 3 K2SO4 + 10 CO2 + 14 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/03/25
Équations équilibrées sur03/05/24
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