| Équations équilibrées la veille |
CH22O11 = C + 11 H2O
C6H5C3H5 + KMnO4 + H2O = C6H5C3H5O2 + KOH + MnO2 =>
3 C6H5C3H5 + 4 KMnO4 + 2 H2O = 3 C6H5C3H5O2 + 4 KOH + 4 MnO2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
NaO(aq) + H2NO3(l) = NaNO3(aq) + H2O(aq) =>
NaO(aq) + H2NO3(l) = NaNO3(aq) + H2O(aq)
FeO + Al = Al2O3 + Fe =>
3 FeO + 2 Al = Al2O3 + 3 Fe
K2Cr2O7 + Cu = CuO + K2 + Cr2 =>
K2Cr2O7 + 7 Cu = 7 CuO + K2 + Cr2
P2O3 + Cu(NO3)2 = CuO + P2O5 + NO =>
3 P2O3 + 2 Cu(NO3)2 = 2 CuO + 3 P2O5 + 4 NO
Na + NKO3 = K2O + Na2O + N2 =>
10 Na + 2 NKO3 = K2O + 5 Na2O + N2
KMnO4FeSO4KOH = K2MnO4FeOHSO4 =>
KMnO4FeSO4KOH = K2MnO4FeOHSO4
Cd(HCO3)2 = Cd(CO3) + H2O + CO2 =>
Cd(HCO3)2 = Cd(CO3) + H2O + CO2
KOH + Al = Al(OH) + K =>
KOH + Al = Al(OH) + K
CF4 + H2 = CH4 + F =>
CF4 + 2 H2 = CH4 + 4 F
Sn + H2O + NaOH = Na2[Sn(OH)4] + H2 =>
Sn + 2 H2O + 2 NaOH = Na2[Sn(OH)4] + H2
Nb2W2C3F2 = WC + Nb6C5 + Nb2F5 =>
5 Nb2W2C3F2 = 10 WC + Nb6C5 + 2 Nb2F5
CaI2 + BaS = CaS + BaI2 =>
CaI2 + BaS = CaS + BaI2
K + (OH)2 = KOH =>
2 K + (OH)2 = 2 KOH
MgO + CO3 = MgO3 + CO2 =>
MgO + 2 CO3 = MgO3 + 2 CO2
Fe(s) + HCl(l) = FeCl2(l) + H2(g) =>
Fe(s) + 2 HCl(l) = FeCl2(l) + H2(g)
H2SO4 + HPO4 = H2PO4 + HSO4 =>
H2SO4 + HPO4 = H2PO4 + HSO4
C708H1503 + O2 = CO2 + H2O =>
4 C708H1503 + 4335 O2 = 2832 CO2 + 3006 H2O
NaNO2 + NaCrO4 + H2O = NaOH + Cr2O3 + NaNO3 =>
4 NaNO2 + 2 NaCrO4 + H2O = 2 NaOH + Cr2O3 + 4 NaNO3
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
Mg2 + CO3 = Mg2O + CO2 =>
Mg2 + CO3 = Mg2O + CO2
LiNO3(s) + Ca(CH3CO2)2(aq) = Ca(NO3)2(aq) + Li(CH3CO2)(aq) =>
2 LiNO3(s) + Ca(CH3CO2)2(aq) = Ca(NO3)2(aq) + 2 Li(CH3CO2)(aq)
Al(s) + I2(s) = Al2I6(s) =>
2 Al(s) + 3 I2(s) = Al2I6(s)
AgClNH4NO3 = AgNO3NH4Cl =>
AgClNH4NO3 = AgNO3NH4Cl
C6H10 + O2 = CO2 + HO =>
C6H10 + 11 O2 = 6 CO2 + 10 HO
H2SO4 + KOCl = K2SO4 + Cl + O2 + H2O =>
2 H2SO4 + 4 KOCl = 2 K2SO4 + 4 Cl + O2 + 2 H2O
KF + CaCl2 = KCa + FCl2 =>
KF + CaCl2 = KCa + FCl2
MgCO3SiO2 = SiCO3MgO2 =>
MgCO3SiO2 = SiCO3MgO2
NaBH4 + CuSO4 = Na2SO4 + Cu + B2H6 + H2 =>
2 NaBH4 + CuSO4 = Na2SO4 + Cu + B2H6 + H2
Sr(OH)2(H2O) + NH4Cl = SrCl2 + NH3 + H2O =>
Sr(OH)2(H2O) + 2 NH4Cl = SrCl2 + 2 NH3 + 3 H2O
P2O5 + Ca(OH)2 = CaO + P(OH)5 =>
P2O5 + 5 Ca(OH)2 = 5 CaO + 2 P(OH)5
Na2S + NH3 = H2S + Na3N =>
3 Na2S + 2 NH3 = 3 H2S + 2 Na3N
Cu(OH)2 + H2SO4 = Cu(SO4) + H2 + OH =>
Cu(OH)2 + H2SO4 = Cu(SO4) + H2 + 2 OH
(NH4)2Fe(SO4)2 + Na2HPO4 + CH3COONa = CH3COOH + Fe3(PO4)2 + Na2SO4 + (NH4)2SO4 =>
3(NH4)2Fe(SO4)2 + 2 Na2HPO4 + 2 CH3COONa = 2 CH3COOH + Fe3(PO4)2 + 3 Na2SO4 + 3(NH4)2SO4
C6H11Cl2OH + O2 = CO2 + H2O + Cl2 =>
2 C6H11Cl2OH + 17 O2 = 12 CO2 + 12 H2O + 2 Cl2
H2SO4 = H2S + O2 =>
H2SO4 = H2S + 2 O2
CH3CSNH2 + HCl + NaNO3 = Na2S + NH2 + CH4 + Cl + HNO3 =>
CH3CSNH2 + 7 HCl + 2 NaNO3 = Na2S + NH2 + 2 CH4 + 7 Cl + 2 HNO3
CaCl2 + Na2CO3 = CaCO3 + Cl2 + Na2 =>
CaCl2 + Na2CO3 = CaCO3 + Cl2 + Na2
FeO = OFe =>
FeO = OFe
Cu + S + O2 + H2 = CuSO45H20 =>
2 Cu + 2 S + 45 O2 + 20 H2 = 2 CuSO45H20
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C6H12H6 + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 C6H12H6 + 42 KMnO4 + 63 H2SO4 = 30 CO2 + 42 MnSO4 + 21 K2SO4 + 108 H2O
NaOH + NaOCl + H2S = NaCl + H2O + NaSO4 =>
2 NaOH + 9 NaOCl + 2 H2S = 9 NaCl + 3 H2O + 2 NaSO4
FeCl2 + NaOH + O2 = H2O + Fe2O3 + NaCl =>
4 FeCl2 + 8 NaOH + O2 = 4 H2O + 2 Fe2O3 + 8 NaCl
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
NaOH + (NH4)3PO4 = Na3PO4 + NH3 + H2O =>
3 NaOH + (NH4)3PO4 = Na3PO4 + 3 NH3 + 3 H2O
Na3C6H5O7 + CaCl2 = Ca3(C6H5O7)2 + NaCl =>
2 Na3C6H5O7 + 3 CaCl2 = Ca3(C6H5O7)2 + 6 NaCl
Mn + CuCl2 = MnCl + Cu =>
2 Mn + CuCl2 = 2 MnCl + Cu
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Équations équilibrées sur01/08/25
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