| Équations équilibrées la veille |
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
BeO + NaOH + H2O = Na2Be(OH)4 =>
BeO + 2 NaOH + H2O = Na2Be(OH)4
CaCO3 + C2H4O2 = CaC2H3O2 + H2O + CO2 =>
8 CaCO3 + 9 C2H4O2 = 8 CaC2H3O2 + 6 H2O + 10 CO2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
AgNO3(aq) + CaCl2(aq) = AgCl(s) + Ca(NO3)2(aq) =>
2 AgNO3(aq) + CaCl2(aq) = 2 AgCl(s) + Ca(NO3)2(aq)
S + H2SO4 = SO2 + H2O =>
S + 2 H2SO4 = 3 SO2 + 2 H2O
OH + KCN + HClO = N2 + CO2 + H2O + KCl =>
6 OH + 2 KCN + 2 HClO = N2 + 2 CO2 + 4 H2O + 2 KCl
NiCl2*6H2O + C2H8N2 = (Ni(C2H8N2)3)Cl2 + H2O =>
NiCl2*6H2O + 3 C2H8N2 = (Ni(C2H8N2)3)Cl2 + 6 H2O
Na2S + CH3COOZn = CH3COONa + Zn2S =>
Na2S + 2 CH3COOZn = 2 CH3COONa + Zn2S
MgBr2(aq) + KOH(aq) = KBr(aq) + Mg(OH)2(s) =>
MgBr2(aq) + 2 KOH(aq) = 2 KBr(aq) + Mg(OH)2(s)
Na3(PO4) + Mg(OH)2 = Mg3(PO4)2 + NaOH =>
2 Na3(PO4) + 3 Mg(OH)2 = Mg3(PO4)2 + 6 NaOH
Ir(CO3)2 + MoBr3 = Mo2(CO3)3 + IrBr4 =>
3 Ir(CO3)2 + 4 MoBr3 = 2 Mo2(CO3)3 + 3 IrBr4
HCl(aq) + NaClO(aq) = NaCl(aq) + Cl2(g) + H2O(l) =>
2 HCl(aq) + NaClO(aq) = NaCl(aq) + Cl2(g) + H2O(l)
NiSO4(aq) + NaOH(aq) = Ni(OH)2(s) + Na2SO4(aq) =>
NiSO4(aq) + 2 NaOH(aq) = Ni(OH)2(s) + Na2SO4(aq)
Ca(NO3)2(at) + K2CO3(aq) = CaCO3(s) + KNO3(aq) =>
Ca(NO3)2(at) + K2CO3(aq) = CaCO3(s) + 2 KNO3(aq)
SiCl + Zn = Si + ZnCl2 =>
2 SiCl + Zn = 2 Si + ZnCl2
Pb(NO3)2(aq) + K2S(aq) = PbS + KNO3(aq) =>
Pb(NO3)2(aq) + K2S(aq) = PbS + 2 KNO3(aq)
KMnO4 + H2SO4 + NaNO2 = K2SO4 + NaNO3 + MnSO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 NaNO2 = K2SO4 + 5 NaNO3 + 2 MnSO4 + 3 H2O
AgNo3(aq) + CaCl2(aq) = AgCl(s) + Ca(No3)2(aq) =>
2 AgNo3(aq) + CaCl2(aq) = 2 AgCl(s) + Ca(No3)2(aq)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
PCl3(l) + H2O(l) = H3PO3(aq) + HCl(aq) =>
PCl3(l) + 3 H2O(l) = H3PO3(aq) + 3 HCl(aq)
NaI + NaIO3 + H2SO4 = I2 + Na2SO4 + H2O =>
5 NaI + NaIO3 + 3 H2SO4 = 3 I2 + 3 Na2SO4 + 3 H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
NH2CHCH3COCl + HF = H2NCFCF3COF + H2 + HCl =>
NH2CHCH3COCl + 5 HF = H2NCFCF3COF + 4 H2 + HCl
PCl3 + H2O = H3PO3 + HCl = =>
PCl3 + 3 H2O = H3PO3 + 3 HCl
HCl + KMnO4 = KCl + Cl + MnCl2 + H2O =>
8 HCl + KMnO4 = KCl + 5 Cl + MnCl2 + 4 H2O
K2Cr2O7{2-} + Ag{+} = K2Cr2O7 + Ag =>
K2Cr2O7{2-} + 2 Ag{+} = K2Cr2O7 + 2 Ag
KNO2 + KI + H2SO4 = I2 + NH3 + K2SO4 + H2O =>
2 KNO2 + 12 KI + 7 H2SO4 = 6 I2 + 2 NH3 + 7 K2SO4 + 4 H2O
Zn + KOH + H2O = K2[Zn(OH)4] + H2 =>
Zn + 2 KOH + 2 H2O = K2[Zn(OH)4] + H2
CaCl2 + AgNo3 = AgCl + Ca(No3)2 =>
CaCl2 + 2 AgNo3 = 2 AgCl + Ca(No3)2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Cu(OH)2 + Fe = Cu + Fe(OH)2 =>
Cu(OH)2 + Fe = Cu + Fe(OH)2
CaO + C = CaC2 + CO2 =>
2 CaO + 5 C = 2 CaC2 + CO2
P4 + O2 = P4O6 =>
P4 + 3 O2 = P4O6
KI + ICl4 = I2 + KCl =>
8 KI + 2 ICl4 = 5 I2 + 8 KCl
CuCl2 + Ba(NO3)2 = Cu(NO3)2 + BaCl2 =>
CuCl2 + Ba(NO3)2 = Cu(NO3)2 + BaCl2
Al + Mn2O3 = Mn2 + AlO3 =>
Al + Mn2O3 = Mn2 + AlO3
PbS + HNO3 = Pb(NO3)2 + NO + S + H2O =>
3 PbS + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 3 S + 4 H2O
FeSO4 + KClO3 + H2SO4 = Fe2(SO4)3 + KCl + H2O =>
6 FeSO4 + KClO3 + 3 H2SO4 = 3 Fe2(SO4)3 + KCl + 3 H2O
I2O3 + Fe(OH)3 = Fe(IO2)3 + H2O =>
3 I2O3 + 2 Fe(OH)3 = 2 Fe(IO2)3 + 3 H2O
F2 + Fe2S3 = FeF3 + S =>
3 F2 + Fe2S3 = 2 FeF3 + 3 S
Re(SO3)3 + RhF3 = Rh2(SO3)3 + ReF6 =>
Re(SO3)3 + 2 RhF3 = Rh2(SO3)3 + ReF6
C2H5OH + NO2 = N2 + H2O + CO2 =>
2 C2H5OH + 6 NO2 = 3 N2 + 6 H2O + 4 CO2
Fe2(SO4)3 + NaOH = Na3[Fe(OH)6] + Na2SO4 =>
Fe2(SO4)3 + 12 NaOH = 2 Na3[Fe(OH)6] + 3 Na2SO4
Na + H2SO4 = S + H2O + Na2SO4 =>
6 Na + 4 H2SO4 = S + 4 H2O + 3 Na2SO4
KAlO2 + H2O = KOH + Al(OH)3 =>
KAlO2 + 2 H2O = KOH + Al(OH)3
Cl2 + KBr = KCl + Br2(g) =>
Cl2 + 2 KBr = 2 KCl + Br2(g)
C + Si = CSi =>
C + Si = CSi
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
PbO2 + MnO2 + TeO3 = PbMnTeO6 + O =>
PbO2 + MnO2 + TeO3 = PbMnTeO6 + O
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Équations équilibrées sur01/04/25
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