| Équations équilibrées la veille |
48 KNO3(s) + 5 C12H22O11(s) = 24 N2(g) + 36 CO2(g) + 55 H2O(g) + 24 K2CO3(s)
FeCl3 + FrOH = Fe(OH)3 + FrCl =>
FeCl3 + 3 FrOH = Fe(OH)3 + 3 FrCl
Ba(OH)2* + NH4SCN(s) = Ba(SCN)2(s) + H2O(l) + NH3(g) =>
Ba(OH)2* + 2 NH4SCN(s) = Ba(SCN)2(s) + 2 H2O(l) + 2 NH3(g)
Mn + Fe2O3 = MnO2 + Fe =>
3 Mn + 2 Fe2O3 = 3 MnO2 + 4 Fe
VOSO4 + H2SO4 + VSO4 = V2(SO4)3 + H2O =>
VOSO4 + H2SO4 + VSO4 = V2(SO4)3 + H2O
S + N2 = S2N3 =>
4 S + 3 N2 = 2 S2N3
CO2 + H2 = CH4 + H2O =>
CO2 + 4 H2 = CH4 + 2 H2O
S + N2 = S2N3 =>
4 S + 3 N2 = 2 S2N3
Cl2 + O2 = ClO2 =>
Cl2 + 2 O2 = 2 ClO2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
S + N2 = S2N3 =>
4 S + 3 N2 = 2 S2N3
Sm2O3 + BaCO3 + CuO + O2 = SmBa2Cu3O7 + CO2 =>
2 Sm2O3 + 8 BaCO3 + 12 CuO + O2 = 4 SmBa2Cu3O7 + 8 CO2
Na + Ni2O3 = NaO3 + Ni =>
Na + Ni2O3 = NaO3 + 2 Ni
NaNO2 + NaOH + KMnO4 = Na2MnO4 + KNO3 + H2O + K2MnO4 =>
2 NaNO2 + 4 NaOH + 4 KMnO4 = 3 Na2MnO4 + 2 KNO3 + 2 H2O + K2MnO4
C8H9NO2 + H2O = CO2 + HNO3 + H2 =>
C8H9NO2 + 17 H2O = 8 CO2 + HNO3 + 21 H2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
H2O + CO2 = C6H11O6 + O2 =>
22 H2O + 24 CO2 = 4 C6H11O6 + 23 O2
Cd(NO3)2 + C2H5NS = CdS2 + NO3C2H5N =>
Cd(NO3)2 + 2 C2H5NS = CdS2 + 2 NO3C2H5N
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Ag + I + O = AgIO3 =>
Ag + I + 3 O = AgIO3
KIO3 + KI + HCl = KCl + KOH + I2 =>
KIO3 + 5 KI + 3 HCl = 3 KCl + 3 KOH + 3 I2
AlCl3 + I2 = Al2I3 + Cl =>
4 AlCl3 + 3 I2 = 2 Al2I3 + 12 Cl
ClCr = CrCl =>
ClCr = CrCl
(CH3)2CCHCH3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO2 + CH3CH2CH2COOH + H2O =>
4(CH3)2CCHCH3 + 2 K2Cr2O7 + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO2 + 5 CH3CH2CH2COOH + 8 H2O
Mg + Na(SO4) = MgSO4 + Na =>
Mg + Na(SO4) = MgSO4 + Na
NH3BH3 + CH3OH = H2 + NH4B(OCH3)4 =>
NH3BH3 + 4 CH3OH = 3 H2 + NH4B(OCH3)4
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
AlCl3 + H2O = Al(OH)3 + HCl =>
AlCl3 + 3 H2O = Al(OH)3 + 3 HCl
I + Ar = ArI =>
I + Ar = ArI
CaCO3 + NiCl2 = CaCl2 + NiCO3 =>
CaCO3 + NiCl2 = CaCl2 + NiCO3
CH3COONaCl2 = CH3COOClNaCl =>
CH3COONaCl2 = CH3COOClNaCl
H2SO4 + NH4(C2H3O2) = (NH4)2SO4 + HC2H3O2 =>
H2SO4 + 2 NH4(C2H3O2) = (NH4)2SO4 + 2 HC2H3O2
Cu + FeSO4 + AuHCl4 = Au2O3 + FeCl2 + CuCl2 + H2 + SO2 =>
5 Cu + 3 FeSO4 + 4 AuHCl4 = 2 Au2O3 + 3 FeCl2 + 5 CuCl2 + 2 H2 + 3 SO2
Hf(C5H5)(N(CH3)2)3 + H2O = HfO2 + NH3 + CH4 + CO2 =>
4 Hf(C5H5)(N(CH3)2)3 + 34 H2O = 4 HfO2 + 12 NH3 + 31 CH4 + 13 CO2
V2O5 + Sr3As2 = V3As5 + SrO =>
3 V2O5 + 5 Sr3As2 = 2 V3As5 + 15 SrO
Sn + Hg2NO3 = Hg2 + Sn(NO3)4 =>
Sn + 4 Hg2NO3 = 4 Hg2 + Sn(NO3)4
LiOH + CO2(g) = LiHCO3(s) =>
LiOH + CO2(g) = LiHCO3(s)
AlBr + Mg(OH) = MgBr + Al(OH) =>
AlBr + Mg(OH) = MgBr + Al(OH)
C13H11NS + O2 = C13H9NS + H2O =>
2 C13H11NS + O2 = 2 C13H9NS + 2 H2O
CaF2 + Ga = Ca + GaF3 =>
3 CaF2 + 2 Ga = 3 Ca + 2 GaF3
(COOH)2 + Ca(OH)2 = H2O + Ca(COO)2 =>
(COOH)2 + Ca(OH)2 = 2 H2O + Ca(COO)2
MgS + Na2SO4 + H2O = Na2Mg + Na2S + H2SO4 =>
2 MgS + 3 Na2SO4 + 4 H2O = 2 Na2Mg + Na2S + 4 H2SO4
HCOOH + KMnO4 + HCl = MnCl2 + KCl + CO2 + H2O =>
5 HCOOH + 2 KMnO4 + 6 HCl = 2 MnCl2 + 2 KCl + 5 CO2 + 8 H2O
HgO + H2SO4 = HgSO4 + H2O =>
HgO + H2SO4 = HgSO4 + H2O
Hg + HNO3 = HgNO3 + H2O + NO2 =>
Hg + 2 HNO3 = HgNO3 + H2O + NO2
BiCl2 + H2SO4 = BiSO4 + HCl =>
BiCl2 + H2SO4 = BiSO4 + 2 HCl
La + Sb + Se + Te = La10Sb10Te5Se5 =>
10 La + 10 Sb + 5 Se + 5 Te = La10Sb10Te5Se5
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Fe2S6O9 + NaOH = Na2S2O3 + FeO3H3 =>
Fe2S6O9 + 6 NaOH = 3 Na2S2O3 + 2 FeO3H3
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