| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 N2H4O3(s) + Ba(OH)2(aq) = Ba(NO3)2(aq) + 2 NH3(aq) + 2 H2O(l)
(NH2)2CO + K2CO3 = KNCO + (NH4)2CO3 =>
2(NH2)2CO + K2CO3 = 2 KNCO + (NH4)2CO3
Cu + Cr = CuCr =>
Cu + Cr = CuCr
AsS3 + MnO4{-} + H3O{+} = AsO4{3-} + Mn{2+} + SO4{2-} + H2O =>
5 AsS3 + 23 MnO4{-} + 24 H3O{+} = 5 AsO4{3-} + 23 Mn{2+} + 15 SO4{2-} + 36 H2O
CrCl2 + HCl + O2 = CrCl3 + H2O =>
4 CrCl2 + 4 HCl + O2 = 4 CrCl3 + 2 H2O
C6H14(aq) + O2(g) = CO2(g) + H2O(l) =>
2 C6H14(aq) + 19 O2(g) = 12 CO2(g) + 14 H2O(l)
Cu + HNO3 = CuO + HN =>
3 Cu + HNO3 = 3 CuO + HN
C20H66 + O2 = CO2 + H2O =>
2 C20H66 + 73 O2 = 40 CO2 + 66 H2O
MnO2 + HCl = MnCl2 + H2O + Cl =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + 2 Cl
KCIO3 = KCIO4 + KCI =>
4 KCIO3 = 3 KCIO4 + KCI
K3Cr2O7 + H2C2O4 + K2C2O4 = K3[Cr(C2O4)3]H2O + CO2 + H2O =>
2 K3Cr2O7 + 14 H2C2O4 + 3 K2C2O4 = 4 K3[Cr(C2O4)3]H2O + 10 CO2 + 10 H2O
CaCO3 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O
SO2 + Cr2O7 = SO4 + Cr =>
7 SO2 + 2 Cr2O7 = 7 SO4 + 4 Cr
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Cu + FeSO4 + AuHCl4 = Au2O3 + FeCl3 + CuCl2 + H2 + SO2 =>
7 Cu + 6 FeSO4 + 8 AuHCl4 = 4 Au2O3 + 6 FeCl3 + 7 CuCl2 + 4 H2 + 6 SO2
Na2CO3 + CuCl2 = CuCO3 + NaCl =>
Na2CO3 + CuCl2 = CuCO3 + 2 NaCl
HCOONa + Ag2O = Ag + NaHCO3 =>
HCOONa + Ag2O = 2 Ag + NaHCO3
KBr + K2Cr2O7 + H2SO4 = Br2 + Cr2(SO4)3 + K2SO4 + H2O =>
6 KBr + K2Cr2O7 + 7 H2SO4 = 3 Br2 + Cr2(SO4)3 + 4 K2SO4 + 7 H2O
Na2CO3(aq) + H3PO4(aq) = H2CO3(aq) + Na3PO4(aq) =>
3 Na2CO3(aq) + 2 H3PO4(aq) = 3 H2CO3(aq) + 2 Na3PO4(aq)
FeCl3 + NH4SCN = Fe(SCN)3 + NH3 + HCl =>
FeCl3 + 3 NH4SCN = Fe(SCN)3 + 3 NH3 + 3 HCl
HNO3 + HCOOH = HCOONO2 + H2O =>
HNO3 + HCOOH = HCOONO2 + H2O
Na2O(g) + H2O = NaOH =>
Na2O(g) + H2O = 2 NaOH
AlCl3 + K2 = KCl + Al =>
2 AlCl3 + 3 K2 = 6 KCl + 2 Al
FeCl2 + KMnO4 + HCl = FeCl3 + MnCl2 + H2O + KCl =>
5 FeCl2 + KMnO4 + 8 HCl = 5 FeCl3 + MnCl2 + 4 H2O + KCl
(NH4)2CO3 + Ca(NO3)2 = CaCO3 + NH4NO3 =>
(NH4)2CO3 + Ca(NO3)2 = CaCO3 + 2 NH4NO3
AlCl3 + CuO = CuCl2 + Al2O3 =>
2 AlCl3 + 3 CuO = 3 CuCl2 + Al2O3
NaCl + H2SO4(aq) = Na2SO4 + HCl(aq) =>
2 NaCl + H2SO4(aq) = Na2SO4 + 2 HCl(aq)
Pb{+2} + KI = PbI2 + K{+} =>
Pb{+2} + 2 KI = PbI2 + 2 K{+}
Cu + NaOH + H2O = NaCu(OH)4 + H2 =>
2 Cu + 2 NaOH + 6 H2O = 2 NaCu(OH)4 + 3 H2
Fe2O3(s) + C(s) = Fe(l) + CO(g) =>
Fe2O3(s) + 3 C(s) = 2 Fe(l) + 3 CO(g)
Cu + SO2 = CuO + S =>
2 Cu + SO2 = 2 CuO + S
Mg(s) + HC2H3O2(aq) = MgC2H3O2(aq) + H2(g) =>
2 Mg(s) + 2 HC2H3O2(aq) = 2 MgC2H3O2(aq) + H2(g)
Mg3N2 + Li = Li3N + Mg =>
Mg3N2 + 6 Li = 2 Li3N + 3 Mg
CH3COCH3 + HCl = C3H7OCl =>
CH3COCH3 + HCl = C3H7OCl
Na2SO4 + Zn + HCl = HS + ZnCl2 + NaCl + H2O =>
2 Na2SO4 + 7 Zn + 18 HCl = 2 HS + 7 ZnCl2 + 4 NaCl + 8 H2O
KBrO3 + HBr = KBr + H2O + Br =>
KBrO3 + 6 HBr = KBr + 3 H2O + 6 Br
Cu + Si = Cu2Si =>
2 Cu + Si = Cu2Si
CaCl2O6 = CaCl2 + O =>
CaCl2O6 = CaCl2 + 6 O
ZnSO4H2O = ZnSO4 + H2O =>
ZnSO4H2O = ZnSO4 + H2O
IO3{-} + H{+} + S2O3{2-} = H2O + I{-} + S4O6{2-} =>
IO3{-} + 6 H{+} + 6 S2O3{2-} = 3 H2O + I{-} + 3 S4O6{2-}
CuCO3 + AgNO3 = Cu(NO3)2 + Ag2CO3 =>
CuCO3 + 2 AgNO3 = Cu(NO3)2 + Ag2CO3
Cu + NH4OH = Cu(OH)2 + H2 + NH3 =>
Cu + 2 NH4OH = Cu(OH)2 + H2 + 2 NH3
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
MnO4{-} + H2O2 = MnO10{-} + H2O =>
MnO4{-} + 6 H2O2 = MnO10{-} + 6 H2O
MgSiO3 + HF = SiF4 + MgF2 + H2O =>
MgSiO3 + 6 HF = SiF4 + MgF2 + 3 H2O
CdS + I2 + HCl = Cd(Cl)2 + HI + S =>
CdS + I2 + 2 HCl = Cd(Cl)2 + 2 HI + S
C3H3F3 + HCl = C3H4F3Cl =>
C3H3F3 + HCl = C3H4F3Cl
C3H5NO2 + O2 = CO2 + H2O + N2 =>
4 C3H5NO2 + 13 O2 = 12 CO2 + 10 H2O + 2 N2
CaCl2 + NaHCO3 = NaCl + CaCO3 + H2O + CO2 =>
CaCl2 + 2 NaHCO3 = 2 NaCl + CaCO3 + H2O + CO2
KBr(aq) + H2SO4(aq) + MnO2(aq) = KHSO4(aq) + MnSO4(aq) + H2O(l) + Br(l) =>
2 KBr(aq) + 3 H2SO4(aq) + MnO2(aq) = 2 KHSO4(aq) + MnSO4(aq) + 2 H2O(l) + 2 Br(l)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/08/24
Équations équilibrées sur08/07/23
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