| Équations équilibrées la veille |
N2 + 4 HCl = 2 NCl2 + 2 H2
Fe2O3(s) = Fe(g) + O2(g) =>
2 Fe2O3(s) = 4 Fe(g) + 3 O2(g)
Co(NO3)2 + Na3(PO4) = Co3(PO4)2 + NaNO3 =>
3 Co(NO3)2 + 2 Na3(PO4) = Co3(PO4)2 + 6 NaNO3
Na(s)Cl(g) = NaCl(s) =>
Na(s)Cl(g) = NaCl(s)
Sr + H2CrO4 = SrCrO4 + H =>
Sr + H2CrO4 = SrCrO4 + 2 H
Cu2 + I2 = Cu2I2 =>
Cu2 + I2 = Cu2I2
F2 + I2 + KOH = KIO3 + KF + H2O =>
5 F2 + I2 + 12 KOH = 2 KIO3 + 10 KF + 6 H2O
Co + S8 = Co2S3 =>
16 Co + 3 S8 = 8 Co2S3
CaFe(No3)2 = Ca(No3)2Fe =>
CaFe(No3)2 = Ca(No3)2Fe
C17H35 + O2 = CO + water =>
4 C17H35 + 69 O2 = 68 CO + 70 H2O
CoCl2(aq) + AgNO3(aq) = Co(NO3)2 + AgCl =>
CoCl2(aq) + 2 AgNO3(aq) = Co(NO3)2 + 2 AgCl
Br2 + Fe(BrO3)3 = FeBr3 + BrO3 =>
3 Br2 + 2 Fe(BrO3)3 = 2 FeBr3 + 6 BrO3
CoCl2(H2O)6 + NH4Cl + NH4OH + H2O2 = (Co(NH3)6)Cl3 + H2O =>
2 CoCl2(H2O)6 + 2 NH4Cl + 10 NH4OH + H2O2 = 2(Co(NH3)6)Cl3 + 24 H2O
Al + C = Al20C =>
20 Al + C = Al20C
CoCl2 + CoSO4 = Cl2SO4 + Co =>
CoCl2 + CoSO4 = Cl2SO4 + 2 Co
C2H6O + KMnO4 + H2SO4 = CH3CHO + K2SO4 + MnSO4 + H2O =>
5 C2H6O + 2 KMnO4 + 3 H2SO4 = 5 CH3CHO + K2SO4 + 2 MnSO4 + 8 H2O
CoCl2 + K2S2O8 + KOH = Co(OH)3 + K2SO4 + KCl =>
2 CoCl2 + K2S2O8 + 6 KOH = 2 Co(OH)3 + 2 K2SO4 + 4 KCl
CoCl2 + Na2CO3 + H2O = (CoOH)2CO3 + NaCl + CO2 =>
2 CoCl2 + 2 Na2CO3 + H2O = (CoOH)2CO3 + 4 NaCl + CO2
Au{3+} + H2 = Au + H{+} =>
2 Au{3+} + 3 H2 = 2 Au + 6 H{+}
Sn + Cu(SO4) = Sn(SO4)2 + Cu =>
Sn + 2 Cu(SO4) = Sn(SO4)2 + 2 Cu
CoSO4*H2O = CoSO4 + H2O =>
CoSO4*H2O = CoSO4 + H2O
S8(g) + O2(g) = S2O8 =>
S8(g) + 16 O2(g) = 4 S2O8
CoSO4*7H2O + NH4SCN + HgCl2 = Hg(Co(SCN)4) + NH4Cl + (NH4)2SO4 + H2O =>
CoSO4*7H2O + 4 NH4SCN + HgCl2 = Hg(Co(SCN)4) + 2 NH4Cl + (NH4)2SO4 + 7 H2O
C600H1000O500 + O2 = CO2 + H2O =>
C600H1000O500 + 600 O2 = 600 CO2 + 500 H2O
H2S + K2SO3 = S + KOH + H2O =>
2 H2S + K2SO3 = 3 S + 2 KOH + H2O
Fe(aq) + HCl(aq) = FeCl2(aq) + H2(g) =>
Fe(aq) + 2 HCl(aq) = FeCl2(aq) + H2(g)
CaCO3SO2 = CaSO3CO2 =>
CaCO3SO2 = CaSO3CO2
Ni + (NO3)H = Ni(NO3)2 + H =>
Ni + 2(NO3)H = Ni(NO3)2 + 2 H
Cr(s) + Fe(NO3)3(aq) = Fe(s) + Cr(NO3)2(aq) =>
3 Cr(s) + 2 Fe(NO3)3(aq) = 2 Fe(s) + 3 Cr(NO3)2(aq)
K + AlCl3 = KCl + KAl2 =>
7 K + 2 AlCl3 = 6 KCl + KAl2
Cr(NO3)2 + Na2CO3 = CrCO3 + NaNO3 =>
Cr(NO3)2 + Na2CO3 = CrCO3 + 2 NaNO3
BaCl + Cu(NO3)2 = Ba(NO3)2 + CuCl =>
BaCl + Cu(NO3)2 = Ba(NO3)2 + CuCl
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
Ni(NO3)2 + K4FeCN6 = Ni(FeCN6) + K4(NO3)2 =>
Ni(NO3)2 + K4FeCN6 = Ni(FeCN6) + K4(NO3)2
PbCl2(aq) + K2CrO4(aq) = KCl + PbCrO4 =>
PbCl2(aq) + K2CrO4(aq) = 2 KCl + PbCrO4
Cl2 + C6H6 = C6H4Cl2 + H =>
Cl2 + C6H6 = C6H4Cl2 + 2 H
CaCl2 + AgNO3 = Ca(NO3)2 + Cl2Ag2 =>
CaCl2 + 2 AgNO3 = Ca(NO3)2 + Cl2Ag2
CH3CH2COOH + Na = (CH3CH2COONa) + H2 =>
2 CH3CH2COOH + 2 Na = 2(CH3CH2COONa) + H2
Cu(s) + Ag2SO4(aq) = Ag(s) + CuSO4(s) =>
Cu(s) + Ag2SO4(aq) = 2 Ag(s) + CuSO4(s)
Na2HPO4 + Ba(NO3)2 = BaHPO4 + Na(NO3) =>
Na2HPO4 + Ba(NO3)2 = BaHPO4 + 2 Na(NO3)
NaOH + Ca(OH)2 + Cl = CaO2Cl2 + NaCl + H2O =>
2 NaOH + Ca(OH)2 + 4 Cl = CaO2Cl2 + 2 NaCl + 2 H2O
C2H7N + O2 = CO2 + H2O + NH4NO2 =>
4 C2H7N + 15 O2 = 8 CO2 + 10 H2O + 2 NH4NO2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Cr + CO3 = CrO + CO2 =>
Cr + CO3 = CrO + CO2
Li2(SO4) + Ba(NO3)2 = BaSO4 + LiNO3 =>
Li2(SO4) + Ba(NO3)2 = BaSO4 + 2 LiNO3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
(NH4)2SO4 + Pb(OH)2 = PbSO4 + NH4(OH) =>
(NH4)2SO4 + Pb(OH)2 = PbSO4 + 2 NH4(OH)
Cr + NH3 = Cr(NH3)6 =>
Cr + 6 NH3 = Cr(NH3)6
Cr + Na2CO3 = Cr2(CO3)3 + Na =>
2 Cr + 3 Na2CO3 = Cr2(CO3)3 + 6 Na
Ca2Si + HCl = SiH4 + CaCl2 =>
Ca2Si + 4 HCl = SiH4 + 2 CaCl2
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Équations équilibrées sur01/29/25
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