| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 H3PO4 + 3 Ba = Ba3(PO4)2 + 6 H
Fe + CuNO3 = Cu + Fe(NO3)2 =>
Fe + 2 CuNO3 = 2 Cu + Fe(NO3)2
HCl + MnO2 = Cl2 + MnCl2 + H2O =>
4 HCl + MnO2 = Cl2 + MnCl2 + 2 H2O
AlF3 = Al + F2 =>
2 AlF3 = 2 Al + 3 F2
Al4Si3 + Ca3N2 = AlN + Ca2Si =>
Al4Si3 + 2 Ca3N2 = 4 AlN + 3 Ca2Si
Fe(s) + HCl = FeCl2(aq) + H2 =>
Fe(s) + 2 HCl = FeCl2(aq) + H2
C2H5Br + HNO3 = C2H5NO2 + HBr + O =>
C2H5Br + HNO3 = C2H5NO2 + HBr + O
HCNS + MnO4{-} + H{+} = HCN + SO4{-2} + Mn{+2} + H2O =>
5 HCNS + 6 MnO4{-} + 8 H{+} = 5 HCN + 5 SO4{-2} + 6 Mn{+2} + 4 H2O
SrSO4 + (NH4)2CO3 = SrCO3 + (NH4)2SO4 =>
SrSO4 + (NH4)2CO3 = SrCO3 + (NH4)2SO4
C2H6O(l) + CO2(g) = C6H12O6(s) =>
2 C2H6O(l) + 2 CO2(g) = C6H12O6(s)
NH3 + H2O + FeCl3 = NH4Cl + Fe(OH)3 =>
3 NH3 + 3 H2O + FeCl3 = 3 NH4Cl + Fe(OH)3
(NH4)2Co3(aq) + NaOH(aq) = Na2Co3(aq) + NH3(g) + H2O(l) =>
(NH4)2Co3(aq) + 2 NaOH(aq) = Na2Co3(aq) + 2 NH3(g) + 2 H2O(l)
Fe + Pt2{+} = Fe3{+} + Pt =>
3 Fe + Pt2{+} = Fe3{+} + 2 Pt
FeCl3 + NaOH = (Fe(OH)3) + (NaCl) =>
FeCl3 + 3 NaOH = (Fe(OH)3) + 3(NaCl)
Cd3N2 + (NH4)2S = CdS + (NH4)3N =>
Cd3N2 + 3(NH4)2S = 3 CdS + 2(NH4)3N
KClO3 + Al + NaOH = KCl + NaAlO2 + H2O =>
KClO3 + 2 Al + 2 NaOH = KCl + 2 NaAlO2 + H2O
C6H6(i) + O2(g) = CO2(g) + H2O(i) =>
2 C6H6(i) + 15 O2(g) = 12 CO2(g) + 6 H2O(i)
HCOOH + K2CO3 = HCOOK + H2CO3 =>
2 HCOOH + K2CO3 = 2 HCOOK + H2CO3
MgNH4 + PO4 = Mg2P2O7 + NH3 + H2O =>
2 MgNH4 + 2 PO4 = Mg2P2O7 + 2 NH3 + H2O
CO(NH2)2 + HOBr = NBr3 + CO2 + H2O =>
CO(NH2)2 + 6 HOBr = 2 NBr3 + CO2 + 5 H2O
KOH + NaF = KF + NaOH =>
KOH + NaF = KF + NaOH
Na[Sn(OH)3] + AgOH + NaOH = Ag + Na2[Sn(OH)6] =>
Na[Sn(OH)3] + 2 AgOH + NaOH = 2 Ag + Na2[Sn(OH)6]
KHCO3 + Ca(NO3)2 = KNO3 + Ca(CO3)2 + H =>
2 KHCO3 + Ca(NO3)2 = 2 KNO3 + Ca(CO3)2 + 2 H
Li[Al(OH)4] + CO2 = Al(OH)3 + LiHCO3 =>
Li[Al(OH)4] + CO2 = Al(OH)3 + LiHCO3
Cu2S + O2 = Cu + SO2 =>
Cu2S + O2 = 2 Cu + SO2
MgCO3 + H2SO4 = MgSO4 + CO2 + H2O =>
MgCO3 + H2SO4 = MgSO4 + CO2 + H2O
C2H9SH + O2 = CO2 + H2O + SO2 =>
2 C2H9SH + 11 O2 = 4 CO2 + 10 H2O + 2 SO2
Al2(SO4)3 + LiCl = AlCl3 + Li2SO4 =>
Al2(SO4)3 + 6 LiCl = 2 AlCl3 + 3 Li2SO4
NaOH + Sr(NO3)2 = Sr(OH)2 + Na(NO3) =>
2 NaOH + Sr(NO3)2 = Sr(OH)2 + 2 Na(NO3)
CH3CH2CH2OH + CuO2 = CH3CH2COH + H2O + Cu =>
2 CH3CH2CH2OH + CuO2 = 2 CH3CH2COH + 2 H2O + Cu
Al + CaCl3 = Ca + AlCl2 =>
3 Al + 2 CaCl3 = 2 Ca + 3 AlCl2
Li2S + Fe(NO3)3 = LiNO3 + Fe2S3 =>
3 Li2S + 2 Fe(NO3)3 = 6 LiNO3 + Fe2S3
NH3 + NaOH = NH2Na + H2O =>
NH3 + NaOH = NH2Na + H2O
Na2OOCCOO + Al(NO3)3 = Al2(OOCCOO)3 + NaNO3 =>
3 Na2OOCCOO + 2 Al(NO3)3 = Al2(OOCCOO)3 + 6 NaNO3
Na2SO4 + BaO = BaSO4 + Na2O =>
Na2SO4 + BaO = BaSO4 + Na2O
Hg2(HCO3)2 = Hg2CO3 + CO2 + H2O =>
Hg2(HCO3)2 = Hg2CO3 + CO2 + H2O
Cu(NO3) + NaOH = Cu(OH)2 + Na2(NO3) =>
Cu(NO3) + 2 NaOH = Cu(OH)2 + Na2(NO3)
Cr{+3} + e = Cr{+2} =>
Cr{+3} + e = Cr{+2}
AuNO3 + Ba = Ba(NO3)2 + Au =>
2 AuNO3 + Ba = Ba(NO3)2 + 2 Au
CaCo3 + HCl = CaCl2 + H2Co3 = co2 =>
CaCo3 + 2 HCl = CaCl2 + H2Co3
Au + H2O = Au2O3 + H2 =>
2 Au + 3 H2O = Au2O3 + 3 H2
CrO3H3 + NaOH = NaCrO2 + H2O =>
CrO3H3 + NaOH = NaCrO2 + 2 H2O
H2S + KCrO4 + H3O{+} = S + H2O + Cr{3+} + K{+} =>
2 H2S + KCrO4 + 4 H3O{+} = 2 S + 8 H2O + Cr{3+} + K{+}
Fe(s) + HCl = FeCl3(aq) + H2(g) =>
2 Fe(s) + 6 HCl = 2 FeCl3(aq) + 3 H2(g)
Hg(NO2)2 + KOH = Hg(OH)2 + KNO2 =>
Hg(NO2)2 + 2 KOH = Hg(OH)2 + 2 KNO2
Na2HPO4 + KOH = Na3PO4 + K3PO4 + H2O =>
3 Na2HPO4 + 3 KOH = 2 Na3PO4 + K3PO4 + 3 H2O
CaCl + HNO3 = CaNO3 + HCl =>
CaCl + HNO3 = CaNO3 + HCl
CaO + NH4Cl = CaCl + NH4O =>
CaO + NH4Cl = CaCl + NH4O
(C6H5)3CSH + HONO = (C6H5)3CSNO + H2O =>
(C6H5)3CSH + HONO = (C6H5)3CSNO + H2O
CO2 + Ca(NO3)2 = CaO + C + NO3 =>
CO2 + 2 Ca(NO3)2 = 2 CaO + C + 4 NO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/22/24
Équations équilibrées sur12/22/23
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