| Équations équilibrées la veille |
Ca(s) + C(s) + 3 O(g) = CaCO3(s)
CH3NH2 + H2 = CH3NH3 =>
2 CH3NH2 + H2 = 2 CH3NH3
H2O + Ca(NO3)2(s) + (NH4)2HPO4(s) + NH3(aq) = Ca10(PO4)6(OH)2(s) + NH4NO3(aq) =>
2 H2O + 10 Ca(NO3)2(s) + 6(NH4)2HPO4(s) + 8 NH3(aq) = Ca10(PO4)6(OH)2(s) + 20 NH4NO3(aq)
BeBr + S = BeS + Br =>
BeBr + S = BeS + Br
P4 + O2 = P4O11 =>
2 P4 + 11 O2 = 2 P4O11
Sn(OH)2 + KOH = K2(SnO2) + H2O =>
Sn(OH)2 + 2 KOH = K2(SnO2) + 2 H2O
Ba(OH)2 + Fe(NO3)3 = Fe(OH)2 + Ba(NO3)3 =>
Ba(OH)2 + Fe(NO3)3 = Fe(OH)2 + Ba(NO3)3
NaHSO4 + KMnO4 + H2O2 = HMnO4 + KHSO4 + O2 + NaOH =>
2 NaHSO4 + 2 KMnO4 + 2 H2O2 = 2 HMnO4 + 2 KHSO4 + O2 + 2 NaOH
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Mg + Se = Mg2Se =>
2 Mg + Se = Mg2Se
MgSO4 + CaBr2 = MgBr2 + CaSO4 =>
MgSO4 + CaBr2 = MgBr2 + CaSO4
HAlO2 + NaOH = NaAlO2 + H2O =>
HAlO2 + NaOH = NaAlO2 + H2O
BaO + H2O = Ba(OH)2 =>
BaO + H2O = Ba(OH)2
KMnO4(s) + HCl(aq) = KCl(aq) + MnCl2(s) + H2O(l) + Cl2(g) =>
2 KMnO4(s) + 16 HCl(aq) = 2 KCl(aq) + 2 MnCl2(s) + 8 H2O(l) + 5 Cl2(g)
Mg + H2O = MgO(H)2 =>
Mg + H2O = MgO(H)2
Ni + CN = Ni(CN) =>
Ni + CN = Ni(CN)
C7H8O + NaOH = C7H6O + H2O + Na =>
C7H8O + 2 NaOH = C7H6O + 2 H2O + 2 Na
NiCO3 = NiO + CO2 =>
NiCO3 = NiO + CO2
PbI2 = Pb + I =>
PbI2 = Pb + 2 I
Si4H10(l) + O2(g) = SiO2(s) + H2O(l) =>
2 Si4H10(l) + 13 O2(g) = 8 SiO2(s) + 10 H2O(l)
Be + NaOH + H2O = H2 + Na2Be(OH)4 =>
Be + 2 NaOH + 2 H2O = H2 + Na2Be(OH)4
RbIO4 = Rb2O + I2O7 =>
2 RbIO4 = Rb2O + I2O7
Al2(SO4)3 + BaCl2 = Al(Cl) + Ba(SO4)3 =>
Al2(SO4)3 + BaCl2 = 2 Al(Cl) + Ba(SO4)3
CH(g) + H2O(g) = CO(g) + H2(g) =>
2 CH(g) + 2 H2O(g) = 2 CO(g) + 3 H2(g)
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
NH3 + Ca(OH)2 = NH4OH + CaO =>
NH3 + Ca(OH)2 = NH4OH + CaO
MnSO4 + H2SO4 + NaBiO3 = NaMnO4 + (BiO)2SO4 + Na2SO4 + H2O =>
4 MnSO4 + 4 H2SO4 + 10 NaBiO3 = 4 NaMnO4 + 5(BiO)2SO4 + 3 Na2SO4 + 4 H2O
Li2SO4 + B = Li + B(SO4) =>
Li2SO4 + B = 2 Li + B(SO4)
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Cu(C7H5O2)2 + KClO3 = CuO + CO + KCl + H2O =>
3 Cu(C7H5O2)2 + 16 KClO3 = 3 CuO + 42 CO + 16 KCl + 15 H2O
Al + V2O5 = Al2O3 + V2 =>
10 Al + 3 V2O5 = 5 Al2O3 + 3 V2
Hg2 + Ca2S2 + Ca2(SO4)2 = Hg2S2 + Ca2O2 =>
4 Hg2 + 3 Ca2S2 + Ca2(SO4)2 = 4 Hg2S2 + 4 Ca2O2
Cu(s) + H2O(l) = CuO(s) + H2(g) =>
Cu(s) + H2O(l) = CuO(s) + H2(g)
Pb2(NO3)2 + KI = Pb2I2 + K(NO3) =>
Pb2(NO3)2 + 2 KI = Pb2I2 + 2 K(NO3)
FeCl3 + (NH4)2CO3 = Fe2(CO3)3 + NH4Cl =>
2 FeCl3 + 3(NH4)2CO3 = Fe2(CO3)3 + 6 NH4Cl
C2H6O + Cr2O7{-2} + H{+} = C2H4O + H2O + Cr3{+} =>
17 C2H6O + 3 Cr2O7{-2} + 8 H{+} = 17 C2H4O + 21 H2O + 2 Cr3{+}
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
CH4(g) + H2O2(g) = CO(g) + H2(g) =>
2 CH4(g) + H2O2(g) = 2 CO(g) + 5 H2(g)
Bi(NO3)3 + H2S = Bi2S3 + HNO3 =>
2 Bi(NO3)3 + 3 H2S = Bi2S3 + 6 HNO3
Fe3O4 + Cl2 = FeCl3 + O =>
2 Fe3O4 + 9 Cl2 = 6 FeCl3 + 8 O
KClO3 + CuO = KClO4 + Cu =>
KClO3 + CuO = KClO4 + Cu
CH3CH2CH2COH + KMnO4 + H2SO4 = CH3CH2CH2COOH + MnSO4 + KSO4 + H2O =>
2 CH3CH2CH2COH + KMnO4 + 2 H2SO4 = 2 CH3CH2CH2COOH + MnSO4 + KSO4 + 2 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
SO3 + O2 = SO4 =>
2 SO3 + O2 = 2 SO4
KMnO4(s) = K2O + MnO + O2(g) =>
4 KMnO4(s) = 2 K2O + 4 MnO + 5 O2(g)
NH3 + HOCl = H2O + NCl3 =>
NH3 + 3 HOCl = 3 H2O + NCl3
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
SO3 + O2 = SO4 =>
2 SO3 + O2 = 2 SO4
P2O3 + KOH = K2HPO3 + H2O =>
P2O3 + 4 KOH = 2 K2HPO3 + H2O
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Équations équilibrées sur01/07/25
Équations équilibrées sur02/06/24
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