| Équations équilibrées la veille |
LiAlH4 + 4 NH3 = Li[Al(NH2)4] + 4 H2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
CaCO3 + NaCl = Na2CO3 + CaCl2 =>
CaCO3 + 2 NaCl = Na2CO3 + CaCl2
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
H2CO3 + Nb(OH)5 = Nb2(CO3)5 + H2O =>
5 H2CO3 + 2 Nb(OH)5 = Nb2(CO3)5 + 10 H2O
NaI + O2 = Na2O + I =>
4 NaI + O2 = 2 Na2O + 4 I
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
FeSO4*7H2O + NH4NO3 + H2SO4 + H2O = NH4Fe(SO4)2*12H2O + NO2 =>
FeSO4*7H2O + NH4NO3 + H2SO4 + 4 H2O = NH4Fe(SO4)2*12H2O + NO2
NaOH + (CH3COO)2Pb = CH3COONa + Pb(OH)2 =>
2 NaOH + (CH3COO)2Pb = 2 CH3COONa + Pb(OH)2
Ba{2+} + NaOH = Ba(OH)2 + Na{+} =>
Ba{2+} + 2 NaOH = Ba(OH)2 + 2 Na{+}
NH4Br + Ca(OH)2 = CaBr2 + NH4OH =>
2 NH4Br + Ca(OH)2 = CaBr2 + 2 NH4OH
K3[Fe(SCN)6] + KF = K3[FeF6] + KSCN =>
K3[Fe(SCN)6] + 6 KF = K3[FeF6] + 6 KSCN
CH3CH2CH2COH + [Ag(NH3)2]OH = CH3CH2COONH4 + Ag + NH3 + H2O =>
3 CH3CH2CH2COH + 10[Ag(NH3)2]OH = 4 CH3CH2COONH4 + 10 Ag + 16 NH3 + 5 H2O
Zn(C2H3O2)2 + K2SO4 = ZnSO4 + KC2H3O2 =>
Zn(C2H3O2)2 + K2SO4 = ZnSO4 + 2 KC2H3O2
B2H6(g) + O2(g) = B + H2O =>
2 B2H6(g) + 3 O2(g) = 4 B + 6 H2O
H3PO4 + OH{-} = PO4{3-} + H2O =>
H3PO4 + 3 OH{-} = PO4{3-} + 3 H2O
C4H9OH + [O] = C4H8O + H2O =>
C4H9OH + [O] = C4H8O + H2O
C502(OH)5 + O2 = CO2 + H2O =>
4 C502(OH)5 + 2003 O2 = 2008 CO2 + 10 H2O
H2S(g) + SO2(g) = S(s) + H2O(l) =>
2 H2S(g) + SO2(g) = 3 S(s) + 2 H2O(l)
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
AsH3 = As + H2(g) =>
2 AsH3 = 2 As + 3 H2(g)
Na2S2O3(ac) + H2O2(ac) = Na2SO4(ac) + H2SO4(ac) + H2O(l) =>
Na2S2O3(ac) + 4 H2O2(ac) = Na2SO4(ac) + H2SO4(ac) + 3 H2O(l)
HN4 + O2 = NO + H2O =>
4 HN4 + 9 O2 = 16 NO + 2 H2O
HCrO4{-} + HSO3{-} + H{+} = Cr{3+} + SO4{2-} + H2O =>
2 HCrO4{-} + 3 HSO3{-} + 5 H{+} = 2 Cr{3+} + 3 SO4{2-} + 5 H2O
Fe(OH)3 + CuCl2 = FeCl3 + Cu(OH)2 =>
2 Fe(OH)3 + 3 CuCl2 = 2 FeCl3 + 3 Cu(OH)2
Pb(IO3)2 + NH4CHO2 = Pb(CHO2)2 + NH4IO3 =>
Pb(IO3)2 + 2 NH4CHO2 = Pb(CHO2)2 + 2 NH4IO3
Cd(s) + H2O(l) + MnO4{-}(aq) = Cd(OH)2(s) + MnO2(s) + OH{-} =>
3 Cd(s) + 4 H2O(l) + 2 MnO4{-}(aq) = 3 Cd(OH)2(s) + 2 MnO2(s) + 2 OH{-}
K + C = KC4 =>
K + 4 C = KC4
CaCO3 + H2O = Ca(OH)2 + H2CO3 =>
CaCO3 + 2 H2O = Ca(OH)2 + H2CO3
NaCl(aq) + ZnSO4(aq) = Na2SO4 + ZnCl2 =>
2 NaCl(aq) + ZnSO4(aq) = Na2SO4 + ZnCl2
CaC + HCl = C2H2 + CaCl =>
2 CaC + 2 HCl = C2H2 + 2 CaCl
Ag3PO4 + HNO3 = Ag3NO3 + HPO4 =>
Ag3PO4 + HNO3 = Ag3NO3 + HPO4
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
FeCl2 + K3[Fe(CN)6] = KFe[Fe(CN)6] + KCl =>
FeCl2 + K3[Fe(CN)6] = KFe[Fe(CN)6] + 2 KCl
H2O2 + KI + H2SO4 = I2K2SO4 + H2O =>
H2O2 + 2 KI + H2SO4 = I2K2SO4 + 2 H2O
C5H12(g) + O2(g) = CO2(g) + H2O(g) =>
C5H12(g) + 8 O2(g) = 5 CO2(g) + 6 H2O(g)
Zn + Br2 = Zn(Br2)2 =>
Zn + 2 Br2 = Zn(Br2)2
MgOBeSe = BeOMgSe =>
MgOBeSe = BeOMgSe
(NH4)2CO3 + O2 = NH3 + H2O + CO3 =>
2(NH4)2CO3 + O2 = 4 NH3 + 2 H2O + 2 CO3
MnO2 + HCl = MnCl2 + H2O + HCl2 =>
MnO2 + 6 HCl = MnCl2 + 2 H2O + 2 HCl2
Fe + Pb(NO3)2 = Pb + Fe(NO3)2 =>
Fe + Pb(NO3)2 = Pb + Fe(NO3)2
FeS2 + H2SO4 = FeSO4 + H2O + SO2 =>
FeS2 + 6 H2SO4 = FeSO4 + 6 H2O + 7 SO2
Ba(IO3)2 + Na2SO4 = NaIO3 + BaSO4 =>
Ba(IO3)2 + Na2SO4 = 2 NaIO3 + BaSO4
HCOOH + Ca = HCOOCa + H2 =>
2 HCOOH + 2 Ca = 2 HCOOCa + H2
Pb(NO3)2 = PbN2 + O2 =>
Pb(NO3)2 = PbN2 + 3 O2
C49H100 + O2 = C02 + H2O =>
2 C49H100 + 50 O2 = 49 C02 + 100 H2O
Al + I2 = AlI3 =>
2 Al + 3 I2 = 2 AlI3
Ba(OH)2 + H2SO4 = H2O(l) + BaSO4 =>
Ba(OH)2 + H2SO4 = 2 H2O(l) + BaSO4
Al2Si4O10(OH)2 = Al2SiO5 + SiO2 + H2O =>
Al2Si4O10(OH)2 = Al2SiO5 + 3 SiO2 + H2O
NaVO3 + Na2SO3 + H2SO4 = VOSO4 + Na2SO4 + H2O =>
2 NaVO3 + Na2SO3 + 3 H2SO4 = 2 VOSO4 + 2 Na2SO4 + 3 H2O
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Équations équilibrées sur10/19/24
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