| Équations équilibrées la veille | Équations équilibrées le lendemain |
8 Cs + 10 HNO3 = NH4NO3 + 8 CsNO3 + 3 H2O
Hg + S = Hg2S =>
2 Hg + S = Hg2S
NaN(s) = Na(s) + N(g) =>
NaN(s) = Na(s) + N(g)
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Mg(OH)2 + H2C3O = MgC3O + H2O =>
Mg(OH)2 + H2C3O = MgC3O + 2 H2O
NaI + H2SO4 = I2 + Na2(SO4) + H2S + H2O =>
8 NaI + 5 H2SO4 = 4 I2 + 4 Na2(SO4) + H2S + 4 H2O
K2Cr2O7(aq) + KI(aq) + H2SO4(aq) = I2(g) + K2SO4(aq) + Cr2(SO4)3(aq) + H2O(l) =>
K2Cr2O7(aq) + 6 KI(aq) + 7 H2SO4(aq) = 3 I2(g) + 4 K2SO4(aq) + Cr2(SO4)3(aq) + 7 H2O(l)
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Au + C = AuC =>
Au + C = AuC
NaClO + Na2SO3 = NaCl + Na2SO4 =>
NaClO + Na2SO3 = NaCl + Na2SO4
Cr + N = CrN2 =>
Cr + 2 N = CrN2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
SO3H2O = H2SO4 = =>
SO3H2O = H2SO4
C2H4 + HNO3 = CO2 + N2 + H2O =>
5 C2H4 + 12 HNO3 = 10 CO2 + 6 N2 + 16 H2O
I2 + CuSO4 = I2SO4 + Cu2 =>
2 I2 + 2 CuSO4 = 2 I2SO4 + Cu2
C3H7NO + H2O = C2H7N + CH2O2 =>
C3H7NO + H2O = C2H7N + CH2O2
PH3 + KMn04 + H2SO4 = H3PO4 + K2S04 + MnSO4 + H2O =>
PH3 + 2 KMn04 + 12 H2SO4 = H3PO4 + K2S04 + 8 MnSO4 + 12 H2O
CH3(CH2)16COOH + CH3OH = CH3(CH2)16COOCH3 + C3H8O3 =>
17 CH3(CH2)16COOH + CH3OH = 16 CH3(CH2)16COOCH3 + C3H8O3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
FeCl2 + NaOH = Fe(OH)2 + NaCl =>
FeCl2 + 2 NaOH = Fe(OH)2 + 2 NaCl
Ag2S + HNO3 + HCl = S8 + AgCl + NO + H2O =>
24 Ag2S + 16 HNO3 + 48 HCl = 3 S8 + 48 AgCl + 16 NO + 32 H2O
(CH3)2CHCH2COOH + H2O = (CH3)2CHCH2COO + H3O =>
(CH3)2CHCH2COOH + H2O = (CH3)2CHCH2COO + H3O
CO2 + CaO = CaCO3 =>
CO2 + CaO = CaCO3
Al + Cu = Al2Cu3 =>
2 Al + 3 Cu = Al2Cu3
FeCl3 + H2S = FeCl2 + S + HCl =>
2 FeCl3 + H2S = 2 FeCl2 + S + 2 HCl
V + P = VP =>
V + P = VP
PtCl2 + NH3 = [Pt(NH3)2]Cl2 =>
PtCl2 + 2 NH3 = [Pt(NH3)2]Cl2
Ni2O3 + Fe + H2O = Ni(OH3)2 + Fe(OH)2 =>
Ni2O3 + 5 Fe + 11 H2O = 2 Ni(OH3)2 + 5 Fe(OH)2
CaO + O2 = Ca2O4 =>
2 CaO + O2 = Ca2O4
HC2H3O2 + Ca(NO2)2 = Ca(C2H3O2)2 + HNO2 =>
2 HC2H3O2 + Ca(NO2)2 = Ca(C2H3O2)2 + 2 HNO2
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Pb(C2H3O2)2 + (NH4)3PO4 = Pb3(PO4)2 + NH4(C2H3O2) =>
3 Pb(C2H3O2)2 + 2(NH4)3PO4 = Pb3(PO4)2 + 6 NH4(C2H3O2)
PbSO4 + Na2S = PbS + Na2SO =>
PbSO4 + 4 Na2S = PbS + 4 Na2SO
Pb + O = PbO =>
Pb + O = PbO
[Cu(NH3)4]SO4 + Na2S = Na2SO4 + CuS + NH3 =>
[Cu(NH3)4]SO4 + Na2S = Na2SO4 + CuS + 4 NH3
PBO2 + Al = Al2O3 + PB =>
3 PBO2 + 4 Al = 2 Al2O3 + 3 PB
NH4Cl + HCl = NH3Cl2 + H2 =>
NH4Cl + HCl = NH3Cl2 + H2
HAuCl4 + Na2SO3 + H2O = Au + Na2SO4 + HCl =>
2 HAuCl4 + 3 Na2SO3 + 3 H2O = 2 Au + 3 Na2SO4 + 8 HCl
AgBr + GaPO4 = Ag3PO4 + GaBr3 =>
3 AgBr + GaPO4 = Ag3PO4 + GaBr3
C + I = CI =>
C + I = CI
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Al + (CO3)3 + HCl = AlCl3 + CO2 + H2O =>
2 Al + (CO3)3 + 6 HCl = 2 AlCl3 + 3 CO2 + 3 H2O
K2O + C2H5COOH = C2H5COOK + H2O =>
K2O + 2 C2H5COOH = 2 C2H5COOK + H2O
SrBr2 + (NH4)2CO3 = SrCO3 + NH4Br =>
SrBr2 + (NH4)2CO3 = SrCO3 + 2 NH4Br
ZrO2 + B4C + C = ZrB2 + CO =>
2 ZrO2 + B4C + 3 C = 2 ZrB2 + 4 CO
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
CuS = Cu{2+S{2-}+} =>
CuS = Cu{2+S{2-}+}
Na2CrO4 + HNO3 = Na(NO3) + H2CrO4 =>
Na2CrO4 + 2 HNO3 = 2 Na(NO3) + H2CrO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/14/25
Équations équilibrées sur02/13/24
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