| Équations équilibrées la veille |
K2SO4 + CaCO3 + 2 NaCl = 2 KCl + CaSO4 + Na2CO3
NBr5 + H2O = HNO3 + HBr =>
NBr5 + 3 H2O = HNO3 + 5 HBr
Na2SiO3 + HCl = NaCl + H2SiO3 =>
Na2SiO3 + 2 HCl = 2 NaCl + H2SiO3
Co(OH)3 + NH4Cl + NH3 + Na2CO3 = [Co(CO3)(NH3)4]Cl + NaCl + H2O =>
Co(OH)3 + 3 NH4Cl + NH3 + Na2CO3 = [Co(CO3)(NH3)4]Cl + 2 NaCl + 3 H2O
S{2-} + Cr2O72{-} + H{+} = Cr3{+} + S + H2O =>
427 S{2-} + 6 Cr2O72{-} + 864 H{+} = 4 Cr3{+} + 427 S + 432 H2O
C6H3Cl2OH + C6H5NH2 = C12H9Cl2N + H2O =>
C6H3Cl2OH + C6H5NH2 = C12H9Cl2N + H2O
H2SO4 + NaOH = NaHSO4 + H2O =>
H2SO4 + NaOH = NaHSO4 + H2O
LiCl + AlPO4 = Li3PO4 + AlCl3 =>
3 LiCl + AlPO4 = Li3PO4 + AlCl3
NaCl + PbNO3 = PbCl + NO3Na =>
NaCl + PbNO3 = PbCl + NO3Na
ZnS + HF = H2S + ZnF2 =>
ZnS + 2 HF = H2S + ZnF2
HBr + Al(OH)3 = (H2O) + AlBr3 =>
3 HBr + Al(OH)3 = 3(H2O) + AlBr3
NH2 + HNO3 = N2 + H2O =>
10 NH2 + 4 HNO3 = 7 N2 + 12 H2O
Mg(OH)2(aq) + H2SO4(aq) = H2O(l) + MgSO4(aq) =>
Mg(OH)2(aq) + H2SO4(aq) = 2 H2O(l) + MgSO4(aq)
Zn + NaOH = H2 + Na2[ZnO2] =>
Zn + 2 NaOH = H2 + Na2[ZnO2]
Co(NO3)2*6H2O + NH4OH = Co(NH3)4(NO3)2 + H2O =>
Co(NO3)2*6H2O + 4 NH4OH = Co(NH3)4(NO3)2 + 10 H2O
C5H12 = C2H2 + CH4 =>
3 C5H12 = 4 C2H2 + 7 CH4
NO3{-} = NO + e + O =>
NO3{-} = NO + e + 2 O
Cu2S + FeCl3 = CuS + CuCl2 + FeCl2 =>
Cu2S + 2 FeCl3 = CuS + CuCl2 + 2 FeCl2
MgAlO2 + KOH = KAlO2 + MgOH =>
MgAlO2 + KOH = KAlO2 + MgOH
CrO3 + CaO = CaCr2O7 =>
2 CrO3 + CaO = CaCr2O7
KOH + H2O2 = KO2 + H2O =>
2 KOH + 3 H2O2 = 2 KO2 + 4 H2O
Na2SO4 + MgPO4 = MgSO4 + Na2PO4 =>
Na2SO4 + MgPO4 = MgSO4 + Na2PO4
SnS2 + HNO3 = Sn(SO4)2 + NO2 + H2O =>
SnS2 + 16 HNO3 = Sn(SO4)2 + 16 NO2 + 8 H2O
NH3(g) + CO2(g) = CO(NH2)2(s) + H2O(l) =>
2 NH3(g) + CO2(g) = CO(NH2)2(s) + H2O(l)
C2H2 + O2(g) = CO2(g) + H2O =>
2 C2H2 + 5 O2(g) = 4 CO2(g) + 2 H2O
NaNO3 + CaBr2 = NaBr + Ca(NO3)2 =>
2 NaNO3 + CaBr2 = 2 NaBr + Ca(NO3)2
NH3 + O = HNO3 + H2O =>
NH3 + 4 O = HNO3 + H2O
NH3HNO3 = NH4NO3 =>
NH3HNO3 = NH4NO3
KMnO4 + FeSO4 + NaOH = KOH + Na2SO4 + Fe(MnO4)2 =>
2 KMnO4 + FeSO4 + 2 NaOH = 2 KOH + Na2SO4 + Fe(MnO4)2
C4H6O6 + CuCO3 = C12H10Cu3O14 + H2O + CO2 =>
18 C4H6O6 + 15 CuCO3 = 5 C12H10Cu3O14 + 29 H2O + 27 CO2
ClO{-} = ClO3{-} + Cl{-} =>
3 ClO{-} = ClO3{-} + 2 Cl{-}
NH4 + O = NO2 + H2O =>
NH4 + 4 O = NO2 + 2 H2O
Na + SSO4 = Na2SO4 + S =>
2 Na + SSO4 = Na2SO4 + S
Pb(OH)4 + KL = PbL4 + KOH =>
Pb(OH)4 + 4 KL = PbL4 + 4 KOH
AL(aq) + Cl(aq) = ALCl2(aq) =>
AL(aq) + 2 Cl(aq) = ALCl2(aq)
CuC4H4O6 + H2SO4 = CuSO4 + H2C4H4O6 =>
CuC4H4O6 + H2SO4 = CuSO4 + H2C4H4O6
C2H2 + KMnO4 + KOH = C2H2(OK)2 + K2MnO4 + H2O =>
C2H2 + 2 KMnO4 + 4 KOH = C2H2(OK)2 + 2 K2MnO4 + 2 H2O
NH4Br + H2O = (NH4)2O + HBr =>
2 NH4Br + H2O = (NH4)2O + 2 HBr
Cr(NO3)3 + KClO + KOH = K2CrO4 + KCl + KNO3 + H2O =>
2 Cr(NO3)3 + 3 KClO + 10 KOH = 2 K2CrO4 + 3 KCl + 6 KNO3 + 5 H2O
CdO + H2O = CdO2 + H2 =>
CdO + H2O = CdO2 + H2
NH4Cl + K2Cr2O7 + H2SO4 = N2 + KClO3 + Cr2(SO4)3 + K2SO4 + H2O =>
2 NH4Cl + 3 K2Cr2O7 + 11 H2SO4 = N2 + 2 KClO3 + 3 Cr2(SO4)3 + 2 K2SO4 + 15 H2O
NH4Cl + Pb(OH)2 = PbCl2 + NH3 + H2O =>
2 NH4Cl + Pb(OH)2 = PbCl2 + 2 NH3 + 2 H2O
C2H2 + KMnO4 + H2O = CH2OHCOH + MnO2 + KOH =>
3 C2H2 + 2 KMnO4 + 4 H2O = 3 CH2OHCOH + 2 MnO2 + 2 KOH
Zn + H{+} + AsO43 = Zn2{+} + AsH3(g) + H2O =>
178 Zn + 89 H{+} + AsO43 = 89 Zn2{+} + AsH3(g) + 43 H2O
NH4ClO3 = H2O + HCl + O2 + N2 =>
4 NH4ClO3 = 6 H2O + 4 HCl + 3 O2 + 2 N2
NH4H2PO4 + KOH = KH2PO4 + NH3 + H2O =>
NH4H2PO4 + KOH = KH2PO4 + NH3 + H2O
Fe2O3 + CH3COOH = H2O + Fe2C4H2O4 =>
Fe2O3 + 2 CH3COOH = 3 H2O + Fe2C4H2O4
NH4NO3(aq) + KOH(aq) = NH3 + KNO3 + H2O =>
NH4NO3(aq) + KOH(aq) = NH3 + KNO3 + H2O
NH4HS(s) = NH3(g) + H2S(g) =>
NH4HS(s) = NH3(g) + H2S(g)
IF7 + H2O = HF + I2 + O2 =>
4 IF7 + 14 H2O = 28 HF + 2 I2 + 7 O2
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Équations équilibrées sur01/30/25
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