| Équations équilibrées la veille |
H2CO3 + CaCl2 + CH4N2O + 2 H2O = 2 NH4Cl + Ca(HCO3)2
C15H16O2 + COCl2 + NaOH = [OC6H4C(CH3)2C6H4OCO] + NaCl + H2O =>
C15H16O2 + COCl2 + 2 NaOH = [OC6H4C(CH3)2C6H4OCO] + 2 NaCl + 2 H2O
FeOOH(s) + HCO3 + H = FeCO3(s) + H2O =>
FeOOH(s) + HCO3 + 2 H = FeCO3(s) + 2 H2O
Pb(NO2)2 + LiI = PbI2 + Li(NO2) =>
Pb(NO2)2 + 2 LiI = PbI2 + 2 Li(NO2)
Hg(No3)2 + K = Hg + KNo3 =>
Hg(No3)2 + 2 K = Hg + 2 KNo3
Na + Co(NO3)3 = Co + Na(NO3)3 =>
Na + Co(NO3)3 = Co + Na(NO3)3
PbO2 + KJ + H2O = PbJ2 + J2 + KOH =>
PbO2 + 4 KJ + 2 H2O = PbJ2 + J2 + 4 KOH
Na3AsO4 + SnCl2 + HCl = As + H2[SnCl6] + NaCl + H2O =>
2 Na3AsO4 + 5 SnCl2 + 26 HCl = 2 As + 5 H2[SnCl6] + 6 NaCl + 8 H2O
CsI + Br2 = CsBr + I2 =>
2 CsI + Br2 = 2 CsBr + I2
Pb(NO3)2 + H2(SO4) = PbSO4 + HNO3 =>
Pb(NO3)2 + H2(SO4) = PbSO4 + 2 HNO3
Pb(NO3)2 + KSCN = Pb(SCN)2 + KNO3 =>
Pb(NO3)2 + 2 KSCN = Pb(SCN)2 + 2 KNO3
Zinc + PbNO3 = Zn(NO3)2 + lead =>
Zn + 2 PbNO3 = Zn(NO3)2 + 2 Pb
Pb(NO3)2 + Na2S = PbS + NaNO3 =>
Pb(NO3)2 + Na2S = PbS + 2 NaNO3
C7H17NC6H7NO2 = C13H24N2O2 =>
C7H17NC6H7NO2 = C13H24N2O2
C3N2 = C + N =>
C3N2 = 3 C + 2 N
Pb(NO3)2 + NaCl(aq) = PbCl2(s) + NaNO3(aq) =>
Pb(NO3)2 + 2 NaCl(aq) = PbCl2(s) + 2 NaNO3(aq)
Al = Al3 =>
3 Al = Al3
KAlSi3O8 + H + H2O = Al + H4SiO4 + K =>
KAlSi3O8 + 4 H + 4 H2O = Al + 3 H4SiO4 + K
MnCO3 + O2 + H2O = MnO2 + H{+} + CO3{2-} =>
2 MnCO3 + O2 + 2 H2O = 2 MnO2 + 4 H{+} + 2 CO3{2-}
NaHSO3HOCl = NaHSO4HCl =>
NaHSO3HOCl = NaHSO4HCl
Pb(NO3)2 + NaSCN = Pb(SCN)2 + Na(NO3) =>
Pb(NO3)2 + 2 NaSCN = Pb(SCN)2 + 2 Na(NO3)
Li + Na2O = Li2O + Na =>
2 Li + Na2O = Li2O + 2 Na
NaH2PO4 + Pb(NO3)2 = Na(NO3)2 + PbPO4 + H2 =>
NaH2PO4 + Pb(NO3)2 = Na(NO3)2 + PbPO4 + H2
H2 + O2 = HO7 =>
H2 + 7 O2 = 2 HO7
Pb(NO3)2CrBr3 = PbBr3Cr(NO3)2 =>
Pb(NO3)2CrBr3 = PbBr3Cr(NO3)2
Na2SO3 + H2O = Na{+} + HSO3{-} + OH{-} =>
Na2SO3 + H2O = 2 Na{+} + HSO3{-} + OH{-}
H3Po4 + Mg(OH)2 = Mg3(Po4)2 + H2O =>
2 H3Po4 + 3 Mg(OH)2 = Mg3(Po4)2 + 6 H2O
HCl + Ba(OH)2 = HBa(OH)2 + Cl =>
HCl + Ba(OH)2 = HBa(OH)2 + Cl
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
CuSO4 + Na2SO3 + H2O = Cu2O + Na2SO4 + H2SO4 =>
2 CuSO4 + Na2SO3 + 2 H2O = Cu2O + Na2SO4 + 2 H2SO4
Pb(s)CuSO4(aq) = PbSO4(s)Cu(s) =>
Pb(s)CuSO4(aq) = PbSO4(s)Cu(s)
C4H10(s) + O2(g) = C4O + H10 =>
2 C4H10(s) + O2(g) = 2 C4O + 2 H10
KMnO4 + Na2C2O4 + HCl = CO2 + H2O + NaCl + KCl + MnCl2 =>
2 KMnO4 + 5 Na2C2O4 + 16 HCl = 10 CO2 + 8 H2O + 10 NaCl + 2 KCl + 2 MnCl2
HBrO3 + SO2 + H2O = H2SO4 + Br2O =>
2 HBrO3 + 4 SO2 + 3 H2O = 4 H2SO4 + Br2O
Pb + Cr2O3 = Pb2O3 + Cr =>
2 Pb + Cr2O3 = Pb2O3 + 2 Cr
Na2CO3 + HF = NaF + H2CO3 =>
Na2CO3 + 2 HF = 2 NaF + H2CO3
Pb + H2O = PbO2 + H =>
Pb + 2 H2O = PbO2 + 4 H
CuO + H2O2 = CuO3 + H2O =>
CuO + 2 H2O2 = CuO3 + 2 H2O
Fe + Ba2(NO3) = Fe(NO3)2 + Ba =>
Fe + 2 Ba2(NO3) = Fe(NO3)2 + 4 Ba
Na2B4O7(s) + CH3COOH(aq) + H2O(l) = CH3COONa(aq) + H3BO3(aq) =>
Na2B4O7(s) + 2 CH3COOH(aq) + 5 H2O(l) = 2 CH3COONa(aq) + 4 H3BO3(aq)
NH2OH + HCl = NH3 + Cl2 + H2O =>
NH2OH + 2 HCl = NH3 + Cl2 + H2O
Cl2 + KOH = KCl + KClO + H2O =>
Cl2 + 2 KOH = KCl + KClO + H2O
HI + Na(OH) + Ca(OH)2 = NaCaI3 + H2O =>
3 HI + Na(OH) + Ca(OH)2 = NaCaI3 + 3 H2O
HCl(aq) + BeO(s) = BeCl2(s) + H2O(i) =>
2 HCl(aq) + BeO(s) = BeCl2(s) + H2O(i)
NiSO4 + Na2CO3 = NaSO4 + Ni2CO3 =>
2 NiSO4 + Na2CO3 = 2 NaSO4 + Ni2CO3
N2 + O + H2O = NOH =>
N2 + O + H2O = 2 NOH
CH3COOH + KOH = KCH3 + CO2 + H2O =>
CH3COOH + KOH = KCH3 + CO2 + H2O
Pb2O3 = Pb + O2 =>
2 Pb2O3 = 4 Pb + 3 O2
C3H7OHHBr = C3H7BrH2O =>
C3H7OHHBr = C3H7BrH2O
PbCO3 + CH3COOH = CO2 + H2O + CH3COOPb =>
8 PbCO3 + 9 CH3COOH = 10 CO2 + 6 H2O + 8 CH3COOPb
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Équations équilibrées sur01/30/25
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