| Équations équilibrées la veille | Équations équilibrées le lendemain |
2(a)Co(s) + 3 F2(g) = 2 CoF3(s)
NiSO4 + NH4SCN = Ni(SCN)2 + (NH4)2SO4 =>
NiSO4 + 2 NH4SCN = Ni(SCN)2 + (NH4)2SO4
CH3COOH + Na2SiO3 = CH3COONa + H2SiO3 =>
2 CH3COOH + Na2SiO3 = 2 CH3COONa + H2SiO3
C5H9Cl(s) + O2(g) = CO2 + H2O + HCl =>
C5H9Cl(s) + 7 O2(g) = 5 CO2 + 4 H2O + HCl
Zn(NO3)2(aq) + K2S(aq) = ZnS(s) + KNO3 =>
Zn(NO3)2(aq) + K2S(aq) = ZnS(s) + 2 KNO3
FeO + CO = CO2 + Fe =>
FeO + CO = CO2 + Fe
Ag(NO3) + KCrO4 = AgCrO4 + K(NO3) =>
Ag(NO3) + KCrO4 = AgCrO4 + K(NO3)
MgCl2 + Zn = Mg + ZnCl2 =>
MgCl2 + Zn = Mg + ZnCl2
SO3{2-} + OH{-} = SO4{2-} + e + H2O =>
SO3{2-} + 2 OH{-} = SO4{2-} + 2e + H2O
Al(CO3)3 + Na = Na2CO3 + Al =>
Al(CO3)3 + 6 Na = 3 Na2CO3 + Al
MnO + O2 = MnOMn2O3 =>
6 MnO + O2 = 2 MnOMn2O3
(NH4)2S(aq) + CuCl2(aq) = (NH4)Cl + CuS =>
(NH4)2S(aq) + CuCl2(aq) = 2(NH4)Cl + CuS
NH4NO3(aq) + KOH(aq) = KNO3 + (NH4)OH =>
NH4NO3(aq) + KOH(aq) = KNO3 + (NH4)OH
Na3PO4(aq) + AgNO3(aq) = Na(NO3)(aq) + Ag3PO4(s) =>
Na3PO4(aq) + 3 AgNO3(aq) = 3 Na(NO3)(aq) + Ag3PO4(s)
K3[Al(OH)6] + H2S = Al2S3 + K2S + H2O =>
2 K3[Al(OH)6] + 6 H2S = Al2S3 + 3 K2S + 12 H2O
NH4(OH) + CH3(OH) + Al = Al(OH)3 + CH4 + NH3 =>
3 NH4(OH) + 3 CH3(OH) + 2 Al = 2 Al(OH)3 + 3 CH4 + 3 NH3
NaSO4 + BaBr2 = BaSO4 + NaBr2 =>
NaSO4 + BaBr2 = BaSO4 + NaBr2
BaCl2(aq) + NaI(aq) = BaI2(aq) + NaCl(aq) =>
BaCl2(aq) + 2 NaI(aq) = BaI2(aq) + 2 NaCl(aq)
Fe2(SO4)3 + NO + H2O = H2SO4 + HNO3 + FeSO4 =>
3 Fe2(SO4)3 + 2 NO + 4 H2O = 3 H2SO4 + 2 HNO3 + 6 FeSO4
CO2 + H2O = H2CO3 = H + HCO =>
CO2 + H2O = H2CO3
Tl2O + HNO3 = TlNO3 + H2O =>
Tl2O + 2 HNO3 = 2 TlNO3 + H2O
AgNO3 + I = AgNO3I =>
AgNO3 + I = AgNO3I
MgSO4 + HgNO3 = Mg(NO3)2 + Hg2SO4 =>
MgSO4 + 2 HgNO3 = Mg(NO3)2 + Hg2SO4
Al + HNO3 + H2O = Al2O3 + NH4NO3 =>
8 Al + 6 HNO3 + 3 H2O = 4 Al2O3 + 3 NH4NO3
Mg(OH)2 + H2SO4 = (MgOH)2SO4 + H2O =>
2 Mg(OH)2 + H2SO4 = (MgOH)2SO4 + 2 H2O
CuSO4(aq) + NaOH(aq) = CuOH(s) + NaSO4(aq) =>
CuSO4(aq) + NaOH(aq) = CuOH(s) + NaSO4(aq)
(NH4)2SO4(aq) + CaCl2(aq) = CaSO4(ppt) + NH4Cl =>
(NH4)2SO4(aq) + CaCl2(aq) = CaSO4(ppt) + 2 NH4Cl
CaO + HNO3 = Ca(NO3)2 + H2O =>
CaO + 2 HNO3 = Ca(NO3)2 + H2O
KHSO4 + CH3COOK = CH3SO4 + KHCOOK =>
KHSO4 + CH3COOK = CH3SO4 + KHCOOK
Cr + H2O = CrH2 + O =>
Cr + H2O = CrH2 + O
Zn(OH)2 + Cr2O3 = Cr(OH)3 + ZnO =>
3 Zn(OH)2 + Cr2O3 = 2 Cr(OH)3 + 3 ZnO
KCl + AlCl3 = Al2Cl2 + KCl2 =>
4 KCl + 2 AlCl3 = Al2Cl2 + 4 KCl2
CH3CH2OH + K2Cr2O7 = CH3COOH + Cr + K + H2O =>
7 CH3CH2OH + 2 K2Cr2O7 = 7 CH3COOH + 4 Cr + 4 K + 7 H2O
BaO2 + C = BaC2 + CO =>
BaO2 + 4 C = BaC2 + 2 CO
K + P = K2P =>
2 K + P = K2P
K2CrO4 + Na2SO3 + HCl = Na2SO4 + KCl + CrCl3 + H2O =>
2 K2CrO4 + 3 Na2SO3 + 10 HCl = 3 Na2SO4 + 4 KCl + 2 CrCl3 + 5 H2O
Cu2SO4 + NH4OH = Cu(OH)2 + NHSO =>
Cu2SO4 + NH4OH = 2 Cu(OH)2 + NHSO
As2O3 + Zn + H2SO4 = AsH3 + ZnSO4 + H2O =>
As2O3 + 6 Zn + 6 H2SO4 = 2 AsH3 + 6 ZnSO4 + 3 H2O
K3[Fe(C2O4)3] + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + CO2 + H2O =>
10 K3[Fe(C2O4)3] + 12 KMnO4 + 48 H2SO4 = 5 Fe2(SO4)3 + 12 MnSO4 + 21 K2SO4 + 60 CO2 + 48 H2O
Pb{+2} + S{2-} = PbS(s) =>
Pb{+2} + S{2-} = PbS(s)
CaCO3 + H2SO4 = Ca(HCO3)2 + Ca(HSO4)2 =>
2 CaCO3 + 2 H2SO4 = Ca(HCO3)2 + Ca(HSO4)2
CsOH + PBr5 = CsBr + Cs3PO4 + H2O =>
8 CsOH + PBr5 = 5 CsBr + Cs3PO4 + 4 H2O
C6H5NH2 + H2OH = C6H5NH3 + OH =>
2 C6H5NH2 + H2OH = 2 C6H5NH3 + OH
NaOH + HNO3 = NaNO3 + H2O = =>
NaOH + HNO3 = NaNO3 + H2O
Ag + Zn = Ag2Zn =>
2 Ag + Zn = Ag2Zn
H2SO4 + Na2S2O3 + KMnO4 = Na2SO4 + MnSO4 + K2SO4 + H2O =>
7 H2SO4 + 5 Na2S2O3 + 8 KMnO4 = 5 Na2SO4 + 8 MnSO4 + 4 K2SO4 + 7 H2O
CoCl2H12O6 + NH4Cl + NH4OH + H2O2 = CoN6H18Cl3 + H2O =>
2 CoCl2H12O6 + 2 NH4Cl + 10 NH4OH + H2O2 = 2 CoN6H18Cl3 + 24 H2O
C55H110O15 + O2 = H2O + CO =>
2 C55H110O15 + 95 O2 = 110 H2O + 110 CO
H2 + Po4 = H3Po4 =>
3 H2 + 2 Po4 = 2 H3Po4
MnO + NaOH = MnO2 + Na + H2O =>
MnO + 2 NaOH = MnO2 + 2 Na + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/12/25
Équations équilibrées sur02/11/24
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