| Équations équilibrées la veille | Équations équilibrées le lendemain |
ZnO + 2 KOH + H2O = K2(Zn(OH)4)
ClO2 + Cl2O7 + H2O = HClO3 =>
4 ClO2 + Cl2O7 + 3 H2O = 6 HClO3
HCl(aq) + Na2S(aq) = NaCl + H2S =>
2 HCl(aq) + Na2S(aq) = 2 NaCl + H2S
Na(s) + H2O = NaOH(s) + H2 =>
2 Na(s) + 2 H2O = 2 NaOH(s) + H2
N2O5 + Cu = CuO + NO2 =>
N2O5 + Cu = CuO + 2 NO2
Ni + H{+} = Ni{2+} + H2 =>
Ni + 2 H{+} = Ni{2+} + H2
B2Cl4 + OH{-} = BO2{-} + Cl{-} + H2O(l) + H2(g) =>
B2Cl4 + 6 OH{-} = 2 BO2{-} + 4 Cl{-} + 2 H2O(l) + H2(g)
Pb(C2H3O2)2(aq) + KBr(aq) = KC2H3O2(s) + PbBr2(aq) =>
Pb(C2H3O2)2(aq) + 2 KBr(aq) = 2 KC2H3O2(s) + PbBr2(aq)
KCl + K3PO4 = K + ClPO4 =>
KCl + K3PO4 = 4 K + ClPO4
NK3 = K3N =>
NK3 = K3N
Fe2O3 + H21 = Fe + H2O =>
7 Fe2O3 + 2 H21 = 14 Fe + 21 H2O
N2 + Me = Me3N2 =>
N2 + 3 Me = Me3N2
NaNa + Cl2 = NaCl =>
NaNa + Cl2 = 2 NaCl
Cu + HNO3 = CuNO32 + NO2 + H2O =>
Cu + 60 HNO3 = CuNO32 + 59 NO2 + 30 H2O
NH3(g) + O2(g) = N2(g) + H2O(l) = NH3(g) + O2(g) = N2(g) + H2O(l) =>
4 NH3(g) + 3 O2(g) = 2 N2(g) + 6 H2O(l)
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
CU + H2SO4 = CUS + CUSO4 + H2O =>
4 CU + 4 H2SO4 = CUS + 3 CUSO4 + 4 H2O
Al + HBr = AlBrH =>
Al + HBr = AlBrH
CaO + Al2O3 = CaAl2 + O2 =>
CaO + Al2O3 = CaAl2 + 2 O2
Na + Br2 = NaBr =>
2 Na + Br2 = 2 NaBr
CH3CH2CH2OH + PCl5 = CH3CH2CH2Cl + P(OH)5 =>
5 CH3CH2CH2OH + PCl5 = 5 CH3CH2CH2Cl + P(OH)5
SnCl4 + HCl + Zn = ZnCl2 + SnH4 =>
SnCl4 + 4 HCl + 4 Zn = 4 ZnCl2 + SnH4
BaO + Al = Al2O3 + Ba =>
3 BaO + 2 Al = Al2O3 + 3 Ba
KMnO4 + NaHSO3 = H2O + K2SO4 + MnO + Na2SO4 + NaHSO4 =>
2 KMnO4 + 5 NaHSO3 = H2O + K2SO4 + 2 MnO + Na2SO4 + 3 NaHSO4
Ni + (SiO4)4 = Ni4(SiO4)2 =>
8 Ni + (SiO4)4 = 2 Ni4(SiO4)2
HBr + K2S = KBr + H2S =>
2 HBr + K2S = 2 KBr + H2S
CaO + Mg = Ca + MgO =>
CaO + Mg = Ca + MgO
Pb(NO3)2(aq) + KOH(aq) = PbOH(s) + K(NO3)2(aq) =>
Pb(NO3)2(aq) + KOH(aq) = PbOH(s) + K(NO3)2(aq)
Fe = Fe3{+} + e =>
3 Fe = Fe3{+} + e
CsF + HF = CsH + F =>
CsF + HF = CsH + 2 F
N3P7 = N + P4 =>
4 N3P7 = 12 N + 7 P4
C6H5OH2 + I2 = C6H2I3OH + HI =>
2 C6H5OH2 + 7 I2 = 2 C6H2I3OH + 8 HI
Fe(OH)3 + H2S = FeS + S8 + H2O =>
16 Fe(OH)3 + 24 H2S = 16 FeS + S8 + 48 H2O
Ba(NO3)2 + C5H11NO2 = BaO + H2O + CO2 + N2 =>
27 Ba(NO3)2 + 10 C5H11NO2 = 27 BaO + 55 H2O + 50 CO2 + 32 N2
K2CrO4 + KI + H2SO4 = I2 + CrSO4 + K2SO4 + H2O =>
K2CrO4 + 4 KI + 4 H2SO4 = 2 I2 + CrSO4 + 3 K2SO4 + 4 H2O
HCH2CHCO2 + NaOH = H2O + NaCH2CHCO2 =>
HCH2CHCO2 + NaOH = H2O + NaCH2CHCO2
C3H7OH + O2 = C2H5COOH + H2O =>
C3H7OH + O2 = C2H5COOH + H2O
NO3 + K20 = KNO3 =>
20 NO3 + K20 = 20 KNO3
K2Cr2O7 + H2SO4 + C2H6O = CO2 + K2SO4 + Cr2(SO4)3 + H2O =>
2 K2Cr2O7 + 8 H2SO4 + C2H6O = 2 CO2 + 2 K2SO4 + 2 Cr2(SO4)3 + 11 H2O
Fe2(SO4)3 + NH4SCN = (NH4)3Fe(SCN)6 + (NH4)2SO4 =>
Fe2(SO4)3 + 12 NH4SCN = 2(NH4)3Fe(SCN)6 + 3(NH4)2SO4
calciumhydroxide + chloricacid = calciumchlorate + water =>
Ca(OH)2 + 2 HClO3 = Ca(ClO3)2 + 2 H2O
HSO3 + CrO7 = HSO4 + Cr =>
7 HSO3 + CrO7 = 7 HSO4 + Cr
Ti(OH)3 + HCl = Ti(OH)2Cl + H2O =>
Ti(OH)3 + HCl = Ti(OH)2Cl + H2O
CUO + SO2 = CUSO3 =>
CUO + SO2 = CUSO3
Mg + CrCl3 = MgCl2 + Cr =>
3 Mg + 2 CrCl3 = 3 MgCl2 + 2 Cr
Cr(ClO3)6 + Cs3PO4 = CsClO3 + Cr(PO4)2 =>
Cr(ClO3)6 + 2 Cs3PO4 = 6 CsClO3 + Cr(PO4)2
Ag1000 = Ag =>
Ag1000 = 1000 Ag
N2(g) + Ba(s) = Ba3N2(s) =>
N2(g) + 3 Ba(s) = Ba3N2(s)
Mg5 + O2 = MgO2 =>
Mg5 + 5 O2 = 5 MgO2
NaHCO3 + AuCl3 + H2O = NaHCO4 + HCl + Au =>
3 NaHCO3 + 2 AuCl3 + 3 H2O = 3 NaHCO4 + 6 HCl + 2 Au
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/08/24
Équations équilibrées sur03/09/23
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