| Équations équilibrées la veille |
Na2CO3 + Ca(OH)2(s) = 2 NaOH(s) + CaCO3(s)
KMnO4 + Na2SO3 + H2O = MnO2 + Na2SO4 + KOH =>
2 KMnO4 + 3 Na2SO3 + H2O = 2 MnO2 + 3 Na2SO4 + 2 KOH
C25N3 = C + N2 =>
2 C25N3 = 50 C + 3 N2
NaBH4 + Al2Ca = Na + CaB6 + AlB2 + H2 =>
10 NaBH4 + Al2Ca = 10 Na + CaB6 + 2 AlB2 + 20 H2
H + ClO3 + As2S3 = Cl + H2AsO4 + SO4 =>
12 H + 20 ClO3 + 3 As2S3 = 20 Cl + 6 H2AsO4 + 9 SO4
Cu2O + CO = Cu + CO2 =>
Cu2O + CO = 2 Cu + CO2
Ca3(PO4)2 + Al(SO4)3 = Al(PO4)2 + Ca(SO4) =>
Ca3(PO4)2 + Al(SO4)3 = Al(PO4)2 + 3 Ca(SO4)
CrO4{-2}(aq) + CN{-}(aq) + H2O(l) = CNO{-}(aq) + Cr(OH)4{-}(aq) + OH{-}(aq) =>
2 CrO4{-2}(aq) + 3 CN{-}(aq) + 5 H2O(l) = 3 CNO{-}(aq) + 2 Cr(OH)4{-}(aq) + 2 OH{-}(aq)
NH3 + AlCl3 + H2O = NH4Cl + Al(OH)3 =>
3 NH3 + AlCl3 + 3 H2O = 3 NH4Cl + Al(OH)3
X + Mn(O)4{-} + H{+} + H2O = X(H)2(O)2 + Mn{2+} =>
5 X + 2 Mn(O)4{-} + 6 H{+} + 2 H2O = 5 X(H)2(O)2 + 2 Mn{2+}
C2H4O2 + C6H8O7 = C8H12O9 =>
C2H4O2 + C6H8O7 = C8H12O9
Pb(ClO4)2 + K2S = PbS + KClO4 =>
Pb(ClO4)2 + K2S = PbS + 2 KClO4
CH3COOH + Pb(HCO3)2 = CH3COOPb + H2O + CO2 =>
9 CH3COOH + 8 Pb(HCO3)2 = 8 CH3COOPb + 14 H2O + 18 CO2
KHCO3 + HCl = KOH + CHO2Cl =>
KHCO3 + HCl = KOH + CHO2Cl
Sn(s) + Pb(NO3)2(aq) = Sn(NO3)2 + Pb =>
Sn(s) + Pb(NO3)2(aq) = Sn(NO3)2 + Pb
Al + Cl2 = Al3Cl6 =>
3 Al + 3 Cl2 = Al3Cl6
K2Cr2O7 + H2SO4 + C2H5OH = Cr2(SO4)3 + CH3COH + H2O + K2SO4 =>
K2Cr2O7 + 4 H2SO4 + 3 C2H5OH = Cr2(SO4)3 + 3 CH3COH + 7 H2O + K2SO4
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Al2O3 + SiO2 = Al2(SiO3)3 =>
Al2O3 + 3 SiO2 = Al2(SiO3)3
Mg + ZnNO2 = Zn + MgNO2 =>
Mg + ZnNO2 = Zn + MgNO2
CU + SO2 = CUSO2 =>
CU + SO2 = CUSO2
Na2MoO4 + H2O + C4H4O4 + HCON(CH3)2 = (NH4)2MoO4 + CH3COOH + Na2CO =>
2 Na2MoO4 + 8 H2O + 2 C4H4O4 + 4 HCON(CH3)2 = 2(NH4)2MoO4 + 9 CH3COOH + 2 Na2CO
HClO3 + P2O3 + H2O = H3PO4 + Cl2 =>
4 HClO3 + 5 P2O3 + 13 H2O = 10 H3PO4 + 2 Cl2
(NH4)2S + Cr(NO3)3 = Cr2S3 + NH4NO3 =>
3(NH4)2S + 2 Cr(NO3)3 = Cr2S3 + 6 NH4NO3
NaCHO3 + C6H7O8 = CO2 + H2O + Na3C6H5O8 =>
45 NaCHO3 + 16 C6H7O8 = 51 CO2 + 41 H2O + 15 Na3C6H5O8
CoCl2 + Cu(NO3)2 = Co(NO3)2 + CuCl2 =>
CoCl2 + Cu(NO3)2 = Co(NO3)2 + CuCl2
Al2(CO3)3 = Al2C2O7 + CO2 =>
Al2(CO3)3 = Al2C2O7 + CO2
HNO3 + AlCl3 = HCl + Al(NO3)3 =>
3 HNO3 + AlCl3 = 3 HCl + Al(NO3)3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
C8H16 + O2 = CO2 + H2O =>
C8H16 + 12 O2 = 8 CO2 + 8 H2O
Al + HCl1 = H2 + AlCl3 =>
2 Al + 6 HCl1 = 3 H2 + 2 AlCl3
WS + AlBr3 = WBr2 + Al2S3 =>
3 WS + 2 AlBr3 = 3 WBr2 + Al2S3
H2A + NaOH = NaA + H2OH =>
H2A + NaOH = NaA + H2OH
C5H11NSO2 + O2 = CO2 + H2O + SO2 + N3 =>
12 C5H11NSO2 + 93 O2 = 60 CO2 + 66 H2O + 12 SO2 + 4 N3
ZnC4H6O4 + NaOH = ZnOH + NaC4H6O4 =>
ZnC4H6O4 + NaOH = ZnOH + NaC4H6O4
CH3COONa + H2O = NaOH + CH4 + CO2 =>
CH3COONa + H2O = NaOH + CH4 + CO2
NaOH + AlCl3 = Al(OH)3 + NaCl =>
3 NaOH + AlCl3 = Al(OH)3 + 3 NaCl
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Sb + O2 = Sb*4O6 =>
Sb + 12 O2 = Sb*4O6
Zn3N2 + Ca(OH)2 = Zn(OH)2 + Ca3N2 =>
Zn3N2 + 3 Ca(OH)2 = 3 Zn(OH)2 + Ca3N2
SPO43 + BaCl = SCl + BaPO43 =>
SPO43 + BaCl = SCl + BaPO43
SO2 + KOH = K2SO3 + H2SO3 =>
2 SO2 + 2 KOH = K2SO3 + H2SO3
Fe(NO3)3 + Co(NO3)2 + C2H5NO2 = CoFe2O4 + CO2 + NO2 + H2 =>
4 Fe(NO3)3 + 2 Co(NO3)2 + 2 C2H5NO2 = 2 CoFe2O4 + 4 CO2 + 18 NO2 + 5 H2
NH4ClO3 + Mg = NH4 + MgCl + O2 =>
2 NH4ClO3 + 2 Mg = 2 NH4 + 2 MgCl + 3 O2
CO2 + H2O = C2H5OH + O2 =>
2 CO2 + 3 H2O = C2H5OH + 3 O2
C2H6O + Cr2O72{-} + H{+} = C2H4O + H2O + Cr{3+} =>
137 C2H6O + 2 Cr2O72{-} + 14 H{+} = 137 C2H4O + 144 H2O + 4 Cr{3+}
CaCO3 + C6H12O7 = C12H22CaO14 + CO2 + H2O =>
CaCO3 + 2 C6H12O7 = C12H22CaO14 + CO2 + H2O
P45O2 = P4 + O2 =>
4 P45O2 = 45 P4 + 4 O2
Al(OH)3 + KOH + H2O = K[Al(OH)6] + H2 =>
Al(OH)3 + KOH + 2 H2O = K[Al(OH)6] + H2
AlI3 + Pb(CH3COO)2 = PbI2 + Al(CH3COO)3 =>
2 AlI3 + 3 Pb(CH3COO)2 = 3 PbI2 + 2 Al(CH3COO)3
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Équations équilibrées sur01/28/25
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