| Équations équilibrées la veille |
Zn + 2 HCl = ZnCl2 + H2
Al + Fe3O4 = Al2O3 + Fe =>
8 Al + 3 Fe3O4 = 4 Al2O3 + 9 Fe
NH4NO3 + NaOH = ammonia + water + sodiumnitrate =>
NH4NO3 + NaOH = NH3 + H2O + NaNO3
NiO(s) + HCl(aq) = H2O + NiCl2 =>
NiO(s) + 2 HCl(aq) = H2O + NiCl2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Mg + HgS = MgS + Hg =>
Mg + HgS = MgS + Hg
Ni(NO3)2 + Rb3(PO4) = Ni3(PO4)2 + RbNO3 =>
3 Ni(NO3)2 + 2 Rb3(PO4) = Ni3(PO4)2 + 6 RbNO3
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
C2H2 + HCl = C2H4 + Cl2 =>
C2H2 + 2 HCl = C2H4 + Cl2
Cu2O + C = Cu + CO2 =>
2 Cu2O + C = 4 Cu + CO2
CH3CH2C(OH)CH3 + KMnO4 + H2SO4 = CH3CH2COCH3 + MnSO4 + K2SO4 + H2O =>
10 CH3CH2C(OH)CH3 + 2 KMnO4 + 3 H2SO4 = 10 CH3CH2COCH3 + 2 MnSO4 + K2SO4 + 8 H2O
C14H30 + O2 = C7H15O =>
C14H30 + O2 = 2 C7H15O
Ba(NO3)2 + Na2SO4 = Ba(SO4) + Na(NO3) =>
Ba(NO3)2 + Na2SO4 = Ba(SO4) + 2 Na(NO3)
Na + H2O = H2 + NaOH =>
2 Na + 2 H2O = H2 + 2 NaOH
Fe{2+} + Fe(CN)6{3-} = Fe3[Fe(CN)6]2 =>
3 Fe{2+} + 2 Fe(CN)6{3-} = Fe3[Fe(CN)6]2
KI + Fe2(SO4)3 = FeI2 + I2 + K2SO4 =>
6 KI + Fe2(SO4)3 = 2 FeI2 + I2 + 3 K2SO4
NaOH + Cl2 = NaCl + NaClO + H2O =>
2 NaOH + Cl2 = NaCl + NaClO + H2O
C5H4NCOOH + NaOH = C5H4NCOONa + H2O =>
C5H4NCOOH + NaOH = C5H4NCOONa + H2O
N2H4 + CrO4 = N2 + Cr(OH)4 =>
N2H4 + CrO4 = N2 + Cr(OH)4
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
KTeO4 + H2SO4 = H2O + K2SO4 + Te2O7 =>
2 KTeO4 + H2SO4 = H2O + K2SO4 + Te2O7
Cu + CaCO3 = Ca2 + Cu(CO3)2 =>
Cu + 2 CaCO3 = Ca2 + Cu(CO3)2
O2{2-} + OH{-} + Cr{3+} = CrO4{2-} + H2O =>
3 O2{2-} + 4 OH{-} + 2 Cr{3+} = 2 CrO4{2-} + 2 H2O
Ba(OH)2 + HClO3 = Ba(ClO3)2 + H2O =>
Ba(OH)2 + 2 HClO3 = Ba(ClO3)2 + 2 H2O
Na2S + HCl = NaCl + NaHS =>
Na2S + HCl = NaCl + NaHS
Na + Be(OH)2 + H2O = Na2[Be(OH)4] + H2 =>
2 Na + Be(OH)2 + 2 H2O = Na2[Be(OH)4] + H2
NaI + HOCl = NaIO3 + HCl =>
NaI + 3 HOCl = NaIO3 + 3 HCl
C2H3Cl + O2 = CO2 + H2O + HCl =>
2 C2H3Cl + 5 O2 = 4 CO2 + 2 H2O + 2 HCl
Mo + N2 = MoN =>
2 Mo + N2 = 2 MoN
CH3Br + O2 = CO2 + H2O + HBr =>
2 CH3Br + 3 O2 = 2 CO2 + 2 H2O + 2 HBr
Na2S2O3 + O2 + NaOH = Na2SO4 + H2O =>
Na2S2O3 + 2 O2 + 2 NaOH = 2 Na2SO4 + H2O
Al2O3 + NaOH + H2O = NaAl(OH)4 =>
Al2O3 + 2 NaOH + 3 H2O = 2 NaAl(OH)4
Si + N = SiN =>
Si + N = SiN
C3H8 + Br2 = C3 + H8Br2 =>
C3H8 + Br2 = C3 + H8Br2
Fe + PO4 = FePO4 =>
Fe + PO4 = FePO4
Cu(NO3)2(aq) + K2PO4(aq) = Cu(PO4)(s) + KNO3(aq) =>
Cu(NO3)2(aq) + K2PO4(aq) = Cu(PO4)(s) + 2 KNO3(aq)
C2 = C1 =>
C2 = 2 C1
Mg(NO2)2 + H2SO4 = Mg(SO4) + H2(NO2)2 =>
Mg(NO2)2 + H2SO4 = Mg(SO4) + H2(NO2)2
Cs2O2H2 + H2SO4 = Cs2SO4 + H4O2 =>
Cs2O2H2 + H2SO4 = Cs2SO4 + H4O2
V2O5 + Na2S*3H2O = VO2 + Na2SO4 + H2O =>
4 V2O5 + Na2S*3H2O = 8 VO2 + Na2SO4 + 3 H2O
Fe + CO3 = FeCO3 =>
Fe + CO3 = FeCO3
Ba + HCI = Ba(CI)2 + H =>
Ba + 2 HCI = Ba(CI)2 + 2 H
Si(OH)4 = SiO2 + H2O =>
Si(OH)4 = SiO2 + 2 H2O
Zn(NO3)2 + H2SO4 = ZnSO4 + H2(NO3)2 =>
Zn(NO3)2 + H2SO4 = ZnSO4 + H2(NO3)2
Ba(NO3)2 + K2SO4 = BaSO4 + K(NO3) =>
Ba(NO3)2 + K2SO4 = BaSO4 + 2 K(NO3)
CO2 + H2O = C2H5OH4 + O2 =>
8 CO2 + 18 H2O = 4 C2H5OH4 + 15 O2
H2O + Na = H2 + NaOH =>
2 H2O + 2 Na = H2 + 2 NaOH
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Cu(NO3)2(aq) + (NH4)2CO3(aq) = CuCO3 + NH4NO3 =>
Cu(NO3)2(aq) + (NH4)2CO3(aq) = CuCO3 + 2 NH4NO3
C2H2 + HCl = C2H4 + Cl2 =>
C2H2 + 2 HCl = C2H4 + Cl2
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| Équations équilibrées la veille |
Équations équilibrées sur10/28/24
Équations équilibrées sur11/27/23
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