| Équations équilibrées la veille | Équations équilibrées le lendemain |
ZnS + 2 HBr = H2S + ZnBr2
Ca + NH4Cl(l) = CaCl2 + NH3 + H2 =>
Ca + 2 NH4Cl(l) = CaCl2 + 2 NH3 + H2
AI + Br2 = AIBr3 =>
2 AI + 3 Br2 = 2 AIBr3
HfB2 + Bi2O3 = HfO2 + B2O3 + Bi =>
3 HfB2 + 5 Bi2O3 = 3 HfO2 + 3 B2O3 + 10 Bi
C + H2 = CH4 =>
C + 2 H2 = CH4
CuL + H2SO4 + Fe2O3 = L2 + CuSO4 + H2O + FeO =>
2 CuL + 2 H2SO4 + 2 Fe2O3 = L2 + 2 CuSO4 + 2 H2O + 4 FeO
Sb + Cl32 = SbCl3 =>
32 Sb + 3 Cl32 = 32 SbCl3
FeCl + AgNO2 = FeNO2 + AgCl =>
FeCl + AgNO2 = FeNO2 + AgCl
Pb(OH)4 = Pb + (H2O)2 + O2 =>
Pb(OH)4 = Pb + (H2O)2 + O2
Mn(OH)2 + KMnO4 = K2MnO4 + MnO2 + H2O =>
2 Mn(OH)2 + 2 KMnO4 = K2MnO4 + 3 MnO2 + 2 H2O
HCl + Fe(OH)2 = FeCl2 + H2O =>
2 HCl + Fe(OH)2 = FeCl2 + 2 H2O
HCl(aq) = HCl =>
HCl(aq) = HCl
Si + MgCl2 = SiCl4 + Mg =>
Si + 2 MgCl2 = SiCl4 + 2 Mg
Na2CO3(aq) + Ca(HCO3)2(aq) = CaCO3(aq) + NaHCO3 =>
Na2CO3(aq) + Ca(HCO3)2(aq) = CaCO3(aq) + 2 NaHCO3
BeHO + HSO4 = H2O + BeSO4 =>
BeHO + HSO4 = H2O + BeSO4
SrO2 + H2O = Sr(OH)4 =>
SrO2 + 2 H2O = Sr(OH)4
Al(s) + HCOOH(aq) = Al(HCOO)3(aq) + H2(g) =>
2 Al(s) + 6 HCOOH(aq) = 2 Al(HCOO)3(aq) + 3 H2(g)
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
Ca3(PO4)2 + Ca(H2PO4)2(H2O) + H2O = CaHPO4(H2O)2 =>
Ca3(PO4)2 + Ca(H2PO4)2(H2O) + 7 H2O = 4 CaHPO4(H2O)2
Cu(C2O4)2 + S = CuS + C2O4 =>
Cu(C2O4)2 + S = CuS + 2 C2O4
CH4ON2 + O2 = CO2 + NO2 + H2O =>
2 CH4ON2 + 7 O2 = 2 CO2 + 4 NO2 + 4 H2O
MnO2 = Mn2O4 =>
2 MnO2 = Mn2O4
K2PtCl4 + NH3 = KCl + PtCl2(NH3)2 =>
K2PtCl4 + 2 NH3 = 2 KCl + PtCl2(NH3)2
KBr + KBrO3 + H2SO3 = Br2 + K2SO3 + H2O =>
5 KBr + KBrO3 + 3 H2SO3 = 3 Br2 + 3 K2SO3 + 3 H2O
NiCl2 + O = NiO2 + Cl5O2 =>
5 NiCl2 + 14 O = 5 NiO2 + 2 Cl5O2
K + O2 = K22O =>
44 K + O2 = 2 K22O
Mn(OH)5 + HClO3 = Mn(ClO3)5 + H2O =>
Mn(OH)5 + 5 HClO3 = Mn(ClO3)5 + 5 H2O
PD + HNO3 = PD(NO3)2 + NO2 + H2O =>
PD + 4 HNO3 = PD(NO3)2 + 2 NO2 + 2 H2O
KMnO4 + Na2SO3 + KOH = K2MnO4 + Na2SO4 + H2O =>
2 KMnO4 + Na2SO3 + 2 KOH = 2 K2MnO4 + Na2SO4 + H2O
MnBr2 + F2 = MnF3 + Br2 =>
2 MnBr2 + 3 F2 = 2 MnF3 + 2 Br2
Fe(g) + O2(g) = FeO =>
2 Fe(g) + O2(g) = 2 FeO
CO2 + Ni(OH)2 = Ni(CO3) + H2O =>
CO2 + Ni(OH)2 = Ni(CO3) + H2O
Na2S2O3 + HCl = Na2SO4 + S + NaCl + H2O =>
3 Na2S2O3 + 2 HCl = 2 Na2SO4 + 4 S + 2 NaCl + H2O
P4O10 + KOH = P(OH)5 + K2O =>
P4O10 + 20 KOH = 4 P(OH)5 + 10 K2O
CoSO4 + Na3PO4 = Co3(PO4)2 + Na2SO4 =>
3 CoSO4 + 2 Na3PO4 = Co3(PO4)2 + 3 Na2SO4
Ca2 + O2 = CaO =>
Ca2 + O2 = 2 CaO
C6H10O5 = CO + H2 + CH4 =>
C6H10O5 = 5 CO + 3 H2 + CH4
HNO2 = H2O + HNO3 + NO =>
3 HNO2 = H2O + HNO3 + 2 NO
NCCH2CH2CN + H2O = HOOCCH2CH2COOH + NH3 =>
NCCH2CH2CN + 4 H2O = HOOCCH2CH2COOH + 2 NH3
CH3CH2CH2OH + MnO4{-} + H{+} = CH3CH2CHO + MnO2 + H2O =>
3 CH3CH2CH2OH + 2 MnO4{-} + 2 H{+} = 3 CH3CH2CHO + 2 MnO2 + 4 H2O
HCl(aq) + CaCO3 = H2O + CO2 + CaCl2 =>
2 HCl(aq) + CaCO3 = H2O + CO2 + CaCl2
CH3CH2CH2CO + KMnO4 + H2SO4 = CH3CH3COO + H2O + K2SO4 + MnSO4 =>
30 CH3CH2CH2CO + 14 KMnO4 + 21 H2SO4 = 40 CH3CH3COO + 6 H2O + 7 K2SO4 + 14 MnSO4
HBr + Sr(OH) = SrBr + H2O =>
HBr + Sr(OH) = SrBr + H2O
Mg + CoCl2 = MgCl2 + Co =>
Mg + CoCl2 = MgCl2 + Co
C5H7NO2 + O2 = CO2 + H2O + NH4HCO3 =>
C5H7NO2 + 5 O2 = 4 CO2 + H2O + NH4HCO3
AlCl{3+} + H2O = AlOH{3+} + HCl =>
AlCl{3+} + H2O = AlOH{3+} + HCl
TiOCl2 + H2O = TiO2 + HCl =>
TiOCl2 + H2O = TiO2 + 2 HCl
CaCo3 + Ba(No3)2 = Ca(No3)2 + BaCo3 =>
CaCo3 + Ba(No3)2 = Ca(No3)2 + BaCo3
BrF3 = Br + F2 =>
2 BrF3 = 2 Br + 3 F2
AgClO4 + HCl = HClO4 + AgCl =>
AgClO4 + HCl = HClO4 + AgCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/20/24
Équations équilibrées sur01/19/24
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