| Équations équilibrées la veille |
2 Cu + 3 Co2 = 2 CuCo3
HNO3 + NH4OH = HOH + NH(NO3)2 =>
5 HNO3 + NH4OH = 4 HOH + 2 NH(NO3)2
As + Cl2 = AsCl3 =>
2 As + 3 Cl2 = 2 AsCl3
SiC + HNO3 = SiNO3 + NO2 + CO + H2O =>
SiC + 4 HNO3 = SiNO3 + 3 NO2 + CO + 2 H2O
(CH3)3N + HNO3 = CH3NO3 + NH3 =>
(CH3)3N + 3 HNO3 = 3 CH3NO3 + NH3
Al + KOH = K3AlO3 + H2(g) =>
2 Al + 6 KOH = 2 K3AlO3 + 3 H2(g)
K3Al(OH)6 = Al2O3 + KOH + H2O =>
2 K3Al(OH)6 = Al2O3 + 6 KOH + 3 H2O
Na2CO3CO2H2O = NaHCO3 =>
Na2CO3CO2H2O = 2 NaHCO3
Mg(C2H3O2) = Mg + C2H3O2 =>
Mg(C2H3O2) = Mg + C2H3O2
Pb + PO3 = Pb3(PO3)2 =>
3 Pb + 2 PO3 = Pb3(PO3)2
MnSO4 + KClO2 + KOH = K2MnO4 + KCl + K2SO4 + H2O =>
MnSO4 + KClO2 + 4 KOH = K2MnO4 + KCl + K2SO4 + 2 H2O
Fe + H2O2 + H{+} = Fe{3+} + H2O =>
2 Fe + 3 H2O2 + 6 H{+} = 2 Fe{3+} + 6 H2O
KI(aq) + H2SO4(aq) = K2SO4 + I2 + H2S + H2O =>
8 KI(aq) + 5 H2SO4(aq) = 4 K2SO4 + 4 I2 + H2S + 4 H2O
PbCO3 + H2CO3 = Pb(HCO3)2 =>
PbCO3 + H2CO3 = Pb(HCO3)2
BrNa + Cl = NaCl + Br =>
BrNa + Cl = NaCl + Br
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
SrCl2 + NH4Cl = SrCl + NH4Cl2 =>
SrCl2 + NH4Cl = SrCl + NH4Cl2
Zn(No3)2 + KOH = Zn(OH)2 + KNo3 =>
Zn(No3)2 + 2 KOH = Zn(OH)2 + 2 KNo3
SeO2 + KOH = K2SeO4 + H2 =>
SeO2 + 2 KOH = K2SeO4 + H2
SO2 + LiOH = H2O + Li2SO3 =>
SO2 + 2 LiOH = H2O + Li2SO3
CaCO3 + NaOH = Ca(OH)2 + Na2CO3 =>
CaCO3 + 2 NaOH = Ca(OH)2 + Na2CO3
BaO + HNO3 = Ba(NO3)2 + H2O =>
BaO + 2 HNO3 = Ba(NO3)2 + H2O
Na + O2 = Na1O2 =>
Na + O2 = Na1O2
FeCl3 + KI = K3Cl3 + FeI3 =>
FeCl3 + 3 KI = K3Cl3 + FeI3
LaCl3 + KMnO4 = KCl + La(MnO4)3 =>
LaCl3 + 3 KMnO4 = 3 KCl + La(MnO4)3
Zn(OH)2 + HCl = H2O + ZnCl2 =>
Zn(OH)2 + 2 HCl = 2 H2O + ZnCl2
H3P + O2 = P4O10 + H2O =>
4 H3P + 8 O2 = P4O10 + 6 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
GaCl + CaNO3 = CaCl + GaNO3 =>
GaCl + CaNO3 = CaCl + GaNO3
H2SO4(aq) + H2O(l) = H3O(aq) + SO4(aq) =>
H2SO4(aq) + 2 H2O(l) = 2 H3O(aq) + SO4(aq)
CrSCN{2+} + BrO{-} + OH{-} = Br{-} + NO3{-} + CO3{-2} + SO4{-2} + CrO4{-2} + H2O =>
2 CrSCN{2+} + 19 BrO{-} + 18 OH{-} = 19 Br{-} + 2 NO3{-} + 2 CO3{-2} + 2 SO4{-2} + 2 CrO4{-2} + 9 H2O
Na2CO3 + KOH = NaOH + K2CO3 =>
Na2CO3 + 2 KOH = 2 NaOH + K2CO3
Ba(OH)2 + Cl2 = BaCl2 + H2O + Ba(ClO)2 =>
2 Ba(OH)2 + 2 Cl2 = BaCl2 + 2 H2O + Ba(ClO)2
PbSO4 + O2 = PbO + SO4 =>
2 PbSO4 + O2 = 2 PbO + 2 SO4
CoCl2 + BaS = CoS + BaCl2 =>
CoCl2 + BaS = CoS + BaCl2
FeSO4 + O = Fe2O3 + SO3 =>
2 FeSO4 + O = Fe2O3 + 2 SO3
Cl2 + Fe3O4 = Fe + Cl2O =>
4 Cl2 + Fe3O4 = 3 Fe + 4 Cl2O
C3H4O2 + NaOH = NaOOCCH3 + H2O =>
2 C3H4O2 + 3 NaOH = 3 NaOOCCH3 + H2O
H2CrO4 + Ga(OH)3 = Ga2(CrO4)3 + H2O =>
3 H2CrO4 + 2 Ga(OH)3 = Ga2(CrO4)3 + 6 H2O
Cr2O3 + H2 = Cr + H2O =>
Cr2O3 + 3 H2 = 2 Cr + 3 H2O
Na3PO4 + KMnO4 = Na3MnO4 + KPO4 =>
Na3PO4 + KMnO4 = Na3MnO4 + KPO4
ZnSO4 + NH4OH = Zn(OH)2 + (NH4)2SO4 =>
ZnSO4 + 2 NH4OH = Zn(OH)2 + (NH4)2SO4
P + NH4NO3 = H3PO4 + N2 + H2O =>
2 P + 5 NH4NO3 = 2 H3PO4 + 5 N2 + 7 H2O
C4H8O2 + C2H5OH = C6H12O2 + H2O =>
C4H8O2 + C2H5OH = C6H12O2 + H2O
MoO3 + Zn + H2S04 = Mo2O3 + ZnSO4 + H2O =>
34 MoO3 + 12 Zn + 3 H2S04 = 17 Mo2O3 + 12 ZnSO4 + 3 H2O
NH3 + (NO3)2O = N2 + H2O =>
14 NH3 + 3(NO3)2O = 10 N2 + 21 H2O
Na2O + Al2O3 = NaAl11O17 =>
Na2O + 11 Al2O3 = 2 NaAl11O17
C9H8O4 + NaHCO3 = C9H7NaO4 + H2CO3 =>
C9H8O4 + NaHCO3 = C9H7NaO4 + H2CO3
P4O10 + C7H5N3O6 = P4 + N2 + CO2 + H2O =>
21 P4O10 + 20 C7H5N3O6 = 21 P4 + 30 N2 + 140 CO2 + 50 H2O
Ni2Cl + O = Ni2O + Cl2O5 =>
2 Ni2Cl + 7 O = 2 Ni2O + Cl2O5
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Équations équilibrées sur10/15/24
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