| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Sc + 2 NaOH + 6 H2O = 2[Sc(OH)4]{-} + 2 Na{+} + 3 H2
NaCNO + C = NaCN + CO =>
NaCNO + C = NaCN + CO
K + MgCl2 = Mg + KCl =>
2 K + MgCl2 = Mg + 2 KCl
(CH2)5CH3 + O2 = CO2 + H2O =>
4(CH2)5CH3 + 37 O2 = 24 CO2 + 26 H2O
(Zn(OH)2*2ZnCO3) = ZnO + CO2 + H2O =>
(Zn(OH)2*2ZnCO3) = 3 ZnO + 2 CO2 + H2O
NaOH + Fe(NO3)3 = Fe(OH)3 + Na3(NO3)3 =>
3 NaOH + Fe(NO3)3 = Fe(OH)3 + Na3(NO3)3
NH4{+} + HCHO = C6H12N4 + H{+} + H2O =>
4 NH4{+} + 6 HCHO = C6H12N4 + 4 H{+} + 6 H2O
O + KBr = K2O + Br =>
O + 2 KBr = K2O + 2 Br
HNO3 + CaOH = H2O + CaNO3 =>
HNO3 + CaOH = H2O + CaNO3
CH3CH2CH3 + O2 = CO2 + H2O =>
CH3CH2CH3 + 5 O2 = 3 CO2 + 4 H2O
FeCl2 + Al = AlCl3 + Fe =>
3 FeCl2 + 2 Al = 2 AlCl3 + 3 Fe
Ni(s) + HCl(l) = NiCl2 + H2 =>
Ni(s) + 2 HCl(l) = NiCl2 + H2
BaS + O3 = BaO + SO =>
3 BaS + 2 O3 = 3 BaO + 3 SO
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Fe + HCI = FeCI + H2 =>
2 Fe + 2 HCI = 2 FeCI + H2
Na2Cr2O7 + H2O + FeSO4 = Cr(OH)3 + NaOH + Fe2(SO4)3 + Fe(OH)3 =>
Na2Cr2O7 + 7 H2O + 6 FeSO4 = 2 Cr(OH)3 + 2 NaOH + 2 Fe2(SO4)3 + 2 Fe(OH)3
C8H4Na2O4 + HCl = C8H6O4 + NaCl =>
C8H4Na2O4 + 2 HCl = C8H6O4 + 2 NaCl
Cu2C2 + HCl = C2H2 + CuCl =>
Cu2C2 + 2 HCl = C2H2 + 2 CuCl
KClO3 + MnCl2 + H2O = MnO2 + HCl + KCl =>
KClO3 + 3 MnCl2 + 3 H2O = 3 MnO2 + 6 HCl + KCl
C3H4 + Cl2 = C3H4Cl2 =>
C3H4 + Cl2 = C3H4Cl2
H2SO4 + CaO = CaSO4 + H2O =>
H2SO4 + CaO = CaSO4 + H2O
LiCl + InCl3 = Li3InCl6 =>
3 LiCl + InCl3 = Li3InCl6
Co + MgS = Co2S3 + Mg =>
2 Co + 3 MgS = Co2S3 + 3 Mg
K2Cr2O7 + K2C2O4 + C2H2O4 = K3[Cr(C2O4)3] + CO2 + H2O =>
K2Cr2O7 + 2 K2C2O4 + 7 C2H2O4 = 2 K3[Cr(C2O4)3] + 6 CO2 + 7 H2O
NH4OH + P2O5 = H3PO4 + (NH4)3PO4 =>
3 NH4OH + P2O5 = H3PO4 + (NH4)3PO4
(NH4)3[Fe(C2O4)3] + NH3 + H2O = Fe2O3 + NH4 + C2O4 =>
2(NH4)3[Fe(C2O4)3] + 6 NH3 + 3 H2O = Fe2O3 + 12 NH4 + 6 C2O4
Zn + HNO2 = Zn(NO3)2 + NO + H2O =>
Zn + 8 HNO2 = Zn(NO3)2 + 6 NO + 4 H2O
PbO2 + K3[Cr(OH)6] + KOH = K2PbO2 + K2CrO4 + H2O =>
3 PbO2 + 2 K3[Cr(OH)6] + 4 KOH = 3 K2PbO2 + 2 K2CrO4 + 8 H2O
Fe2O3 + FeCl3 = FeCl2 + O2 =>
2 Fe2O3 + 8 FeCl3 = 12 FeCl2 + 3 O2
C4H10S(l) + O2(g) = CO2 + H2O + SO =>
C4H10S(l) + 7 O2(g) = 4 CO2 + 5 H2O + SO
ZnCO3 + HNO2 = Zn(NO2)2 + H2O + CO2 =>
ZnCO3 + 2 HNO2 = Zn(NO2)2 + H2O + CO2
C2H3O2H + KOH = C2H3O2K + H2O =>
C2H3O2H + KOH = C2H3O2K + H2O
BaCO3 + H3O{+} = Ba{2+} + H2CO3 + H2O =>
BaCO3 + 2 H3O{+} = Ba{2+} + H2CO3 + 2 H2O
Ag(NO3)2 + Fe2S3 = Fe(NO3)3 + AgS =>
3 Ag(NO3)2 + Fe2S3 = 2 Fe(NO3)3 + 3 AgS
Cu(OH)2 + NH4OH = Cu(NH3)2 + H2O + O2 =>
2 Cu(OH)2 + 4 NH4OH = 2 Cu(NH3)2 + 6 H2O + O2
K2SO4 + KI = I2SO4 + K =>
K2SO4 + 2 KI = I2SO4 + 4 K
FeCl3 + N2H8S = Fe2S3 + NH4Cl =>
2 FeCl3 + 3 N2H8S = Fe2S3 + 6 NH4Cl
K3N + CaSe = Ca3N2 + K2Se =>
2 K3N + 3 CaSe = Ca3N2 + 3 K2Se
Fe + Mg(NO3)2 = Fe(NO3)2 + Mg =>
Fe + Mg(NO3)2 = Fe(NO3)2 + Mg
Mn{2+} + Cl2 + H2O = MnO4{-} + Cl{-} + H{+} =>
2 Mn{2+} + 5 Cl2 + 8 H2O = 2 MnO4{-} + 10 Cl{-} + 16 H{+}
NCl2 + NaOH = N(OH)2 + NaCl =>
NCl2 + 2 NaOH = N(OH)2 + 2 NaCl
C2H4Cl2 + O2 = CO2 + H2O + HCl =>
2 C2H4Cl2 + 5 O2 = 4 CO2 + 2 H2O + 4 HCl
NaOH + H2O2 + Cr(NO3)2 = Na2CrO4 + HNO3 + H2O =>
2 NaOH + 2 H2O2 + Cr(NO3)2 = Na2CrO4 + 2 HNO3 + 2 H2O
KMnO4 + H2SO4 + KBr = K2SO4 + Br2 + MnSO4 + H2O =>
2 KMnO4 + 8 H2SO4 + 10 KBr = 6 K2SO4 + 5 Br2 + 2 MnSO4 + 8 H2O
CaCl2 + H2O = Ca(OH)2 + H2Cl2 =>
CaCl2 + 2 H2O = Ca(OH)2 + H2Cl2
HO2 = O2 + H2O2 =>
2 HO2 = O2 + H2O2
C6H12O6 = CO2 + H2O + C4H10O =>
C6H12O6 = 2 CO2 + H2O + C4H10O
C3H6O + Cu(OH)2 + NaOH = HCOONa + Cu2O + H2O =>
C3H6O + 10 Cu(OH)2 + 3 NaOH = 3 HCOONa + 5 Cu2O + 13 H2O
CH3OH + K2Cr2O7 + H2SO4 = H2CO + H2O + K2SO4 + Cr2(SO4)3 =>
3 CH3OH + K2Cr2O7 + 4 H2SO4 = 3 H2CO + 7 H2O + K2SO4 + Cr2(SO4)3
K3PO4 + MgSO4 = Mg3(PO4)2 + K2SO4 =>
2 K3PO4 + 3 MgSO4 = Mg3(PO4)2 + 3 K2SO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/03/24
Équations équilibrées sur12/03/23
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