| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cr(s) + NiSO4(aq) = CrSO4(aq) + Ni(s)
NiS2 + O2 + C = SO2 + Ni2C3 =>
2 NiS2 + 4 O2 + 3 C = 4 SO2 + Ni2C3
K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + O =>
K2Cr2O7 + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + 4 H2O + 3 O
NH4HCO3(aq) = NH3(g) + CO2(g) + H2O(g) =>
NH4HCO3(aq) = NH3(g) + CO2(g) + H2O(g)
Cr2O7{-} + Br{-} + H{+} = Cr{+3} + Br2 + H2O =>
2 Cr2O7{-} + 14 Br{-} + 28 H{+} = 4 Cr{+3} + 7 Br2 + 14 H2O
K2Cr2O7 + H2SO4 = CrO3 + K2SO4 + H2O =>
K2Cr2O7 + H2SO4 = 2 CrO3 + K2SO4 + H2O
HI + Ag = AgI + H =>
HI + Ag = AgI + H
(NH2)2CO = NH3 + HNCO =>
(NH2)2CO = NH3 + HNCO
NiO + NH4OH = (NH4)2O + Ni(OH)2 =>
NiO + 2 NH4OH = (NH4)2O + Ni(OH)2
BaCl2 + K2Cr2O7 = BaCr2O7 + KCl =>
BaCl2 + K2Cr2O7 = BaCr2O7 + 2 KCl
Ag(s) + HNO3(ac) = AgNO3(ac) + H2(g) =>
2 Ag(s) + 2 HNO3(ac) = 2 AgNO3(ac) + H2(g)
PbCl2 + Al(OH)3 = Pb(OH)2 + AlCl3 =>
3 PbCl2 + 2 Al(OH)3 = 3 Pb(OH)2 + 2 AlCl3
N2O3(g) + H2O = HNO2(ac) =>
N2O3(g) + H2O = 2 HNO2(ac)
KHC4H4O6 + NaOH = NaHC4H4O6 + KOH =>
KHC4H4O6 + NaOH = NaHC4H4O6 + KOH
CaCl2 + H2O = CaCl2(H2O)2 =>
CaCl2 + 2 H2O = CaCl2(H2O)2
MnO2 + KOH + H2O = K2[Mn(OH)6] =>
MnO2 + 2 KOH + 2 H2O = K2[Mn(OH)6]
F{-} = F2 + e =>
2 F{-} = F2 + 2e
(NH3) = H2 + N2 =>
2(NH3) = 3 H2 + N2
Ag(s) + HNO3(ac) = AgNO3(ac) + NO(g) + H2O(l) =>
3 Ag(s) + 4 HNO3(ac) = 3 AgNO3(ac) + NO(g) + 2 H2O(l)
K2CO3(aq) + FeCl3(aq) = KCl(aq) + Fe2(CO3)3 =>
3 K2CO3(aq) + 2 FeCl3(aq) = 6 KCl(aq) + Fe2(CO3)3
Ce + H2 = HCe =>
2 Ce + H2 = 2 HCe
CH4(g) + NH3(g) + H2O(l) = C2H5NO2(s) + H2(g) =>
2 CH4(g) + NH3(g) + 2 H2O(l) = C2H5NO2(s) + 5 H2(g)
Mn(OH)3 + I{-} + H{+} = Mn2{+} + I2 + H2O =>
4 Mn(OH)3 + 10 I{-} + 12 H{+} = 2 Mn2{+} + 5 I2 + 12 H2O
HCl + H2O2 = HClO + H2O =>
HCl + H2O2 = HClO + H2O
RbOH + HNO3 = RbNO3 + H2O =>
RbOH + HNO3 = RbNO3 + H2O
KCl() + CaBr2() = KBr() + CaCl2() =>
2 KCl() + CaBr2() = 2 KBr() + CaCl2()
ZnSO4 + NaOH = Na2ZnO2 + H2SO4 =>
ZnSO4 + 2 NaOH = Na2ZnO2 + H2SO4
Fe(CO)5 + C10H12 = (C5H5Fe(CO)2)2 + CO + H2 =>
2 Fe(CO)5 + C10H12 = (C5H5Fe(CO)2)2 + 6 CO + H2
KMnO4 + HCl + SnCl2 = MnO2 + KCl + SnCl4 + H2O =>
2 KMnO4 + 8 HCl + 3 SnCl2 = 2 MnO2 + 2 KCl + 3 SnCl4 + 4 H2O
NaBr + Al(NO3)3 = Na(NO3) + AlBr3 =>
3 NaBr + Al(NO3)3 = 3 Na(NO3) + AlBr3
CH3COOH + CaCO3 = C4H6CaO4 + H2CO3 =>
2 CH3COOH + CaCO3 = C4H6CaO4 + H2CO3
NiO + NH4OH = NH3 + Ni(OH)2 =>
NiO + NH4OH = NH3 + Ni(OH)2
K(OH) + BaCl2 = KCl + Ba(OH)2 =>
2 K(OH) + BaCl2 = 2 KCl + Ba(OH)2
CaCO3 + H2SO4 = CaSO4 + H2O + CO2 =>
CaCO3 + H2SO4 = CaSO4 + H2O + CO2
HCl + Fe(OH)3 = FeCl3 + H2O =>
3 HCl + Fe(OH)3 = FeCl3 + 3 H2O
Na2CrO4 + NiBr2 = NiCrO4 + NaBr =>
Na2CrO4 + NiBr2 = NiCrO4 + 2 NaBr
C6H10 + Cl = C + HCl =>
C6H10 + 10 Cl = 6 C + 10 HCl
CaCO3 + H2SO4 = CaSO4 + H2O + CO2 =>
CaCO3 + H2SO4 = CaSO4 + H2O + CO2
Ce(NO3)3 + NaOH = Ce(OH)3 + Na(NO3) =>
Ce(NO3)3 + 3 NaOH = Ce(OH)3 + 3 Na(NO3)
Cu(OH)2 + HCl = CuCl2 + H2O =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
BiI4 + EDTA + Na2S2O3 = Bi(EDTA) + Na2S4O6 + NaI =>
BiI4 + EDTA + 4 Na2S2O3 = Bi(EDTA) + 2 Na2S4O6 + 4 NaI
C + O2 = CO =>
2 C + O2 = 2 CO
NaPO3 + CuO = NaCuPO4 =>
NaPO3 + CuO = NaCuPO4
RbOH + HNO3 = RbNO3 + H2O =>
RbOH + HNO3 = RbNO3 + H2O
Ba(OH)2 + HCl = BaCl2 + H2O =>
Ba(OH)2 + 2 HCl = BaCl2 + 2 H2O
K2Cr2O7 + SnCl2 + HCl = CrCl3 + SnCl4 + KCl + H2O =>
K2Cr2O7 + 3 SnCl2 + 14 HCl = 2 CrCl3 + 3 SnCl4 + 2 KCl + 7 H2O
HCl(ac) + NaOH = NaCl + H2O =>
HCl(ac) + NaOH = NaCl + H2O
K2Cr2O7 + SnCl2 + HCl = CrCl3 + SnCl4 + KCl + H2O =>
K2Cr2O7 + 3 SnCl2 + 14 HCl = 2 CrCl3 + 3 SnCl4 + 2 KCl + 7 H2O
HCl + H2O2 = Cl + H2O =>
2 HCl + H2O2 = 2 Cl + 2 H2O
Pt(NH4)2HCl2 + NH3 = Pt(NH4)2Cl + NH4Cl =>
Pt(NH4)2HCl2 + NH3 = Pt(NH4)2Cl + NH4Cl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/19/24
Équations équilibrées sur11/18/23
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