| Équations équilibrées la veille |
2 NaNO2 + 2 KI + 2 H2SO4 = I2 + 2 NO + Na2SO4 + K2SO4 + 2 H2O
C3H6O3 + NaOH = C3H3O2Na + H2O =>
C3H6O3 + NaOH = C3H3O2Na + 2 H2O
CaSO4 + H2O = Ca(OH)2 + H2S + O2 =>
CaSO4 + 2 H2O = Ca(OH)2 + H2S + 2 O2
Cr(OH)3 + OH{-} + BrO3{-} = CrO4{2-} + Br{-} + H2O =>
2 Cr(OH)3 + 4 OH{-} + BrO3{-} = 2 CrO4{2-} + Br{-} + 5 H2O
LiCn + Fe(NO3)3 = Fe(Cn)3 + LiNO3 =>
3 LiCn + Fe(NO3)3 = Fe(Cn)3 + 3 LiNO3
Fe(OH)3 = Fe2O3 + H2O(t) =>
2 Fe(OH)3 = Fe2O3 + 3 H2O(t)
Cl{-} + Ag{+} = AgCl =>
Cl{-} + Ag{+} = AgCl
CH3CH2MgCl + CH2O = CH3CH2CH2OMgCl =>
CH3CH2MgCl + CH2O = CH3CH2CH2OMgCl
Ag2S + HNO3 + HCl = S + AgCl + NO2 + H2O =>
Ag2S + 2 HNO3 + 2 HCl = S + 2 AgCl + 2 NO2 + 2 H2O
HCe + KMnO4 = KCe + MnCe2 + Ce2 + H2O =>
16 HCe + 2 KMnO4 = 2 KCe + 2 MnCe2 + 5 Ce2 + 8 H2O
BaCl2 + KOH = KCl + Ba(OH)2 =>
BaCl2 + 2 KOH = 2 KCl + Ba(OH)2
Li2OAl2O34SiO2 + H2SO4 = Li2SO4 + H2OAl2O34SiO2 =>
Li2OAl2O34SiO2 + H2SO4 = Li2SO4 + H2OAl2O34SiO2
H3PO4 + NaOH + LiOH = NaLiH(PO4) + H2O =>
H3PO4 + NaOH + LiOH = NaLiH(PO4) + 2 H2O
Mg + H2Cl = H2MgCl =>
Mg + H2Cl = H2MgCl
ZnSO4 + KCl = ZnCl + KSO4 =>
ZnSO4 + KCl = ZnCl + KSO4
Ca3(PO4)2 + H2SO4 = CaSO4 + H3PO4 =>
Ca3(PO4)2 + 3 H2SO4 = 3 CaSO4 + 2 H3PO4
F2 + Al2O3 = Al2F3 + O2 =>
3 F2 + 2 Al2O3 = 2 Al2F3 + 3 O2
Ca(NO2)2 + H2O = CaO + (HNO2) =>
Ca(NO2)2 + H2O = CaO + 2(HNO2)
Fe(NO3)3*9H2O + Na2CO3 = Fe2(CO3)3 + NaNO3 + H2O =>
2 Fe(NO3)3*9H2O + 3 Na2CO3 = Fe2(CO3)3 + 6 NaNO3 + 18 H2O
NH4Br + Al(NO2)3 = NH4NO2 + AlBr3 =>
3 NH4Br + Al(NO2)3 = 3 NH4NO2 + AlBr3
SiO2 + HF = SiH + O2F =>
SiO2 + HF = SiH + O2F
H2Cr2O7 + Ti(OH)2 = TiCr2O7 + H2O =>
H2Cr2O7 + Ti(OH)2 = TiCr2O7 + 2 H2O
CH3COOH + HCl = H2 + CH3COOCl =>
CH3COOH + HCl = H2 + CH3COOCl
O2 + CuS = Cu + SO2 =>
O2 + CuS = Cu + SO2
H2O + HCl = H3 + OCl =>
H2O + HCl = H3 + OCl
Ag(NO3) + CoCl2 = AgCl2 + (NO3)Co =>
Ag(NO3) + CoCl2 = AgCl2 + (NO3)Co
O2(g) + Fe = FeO3(s) =>
3 O2(g) + 2 Fe = 2 FeO3(s)
NH3 + Ca(HCO3)2 = NH4HCO3 + CaCO3 =>
NH3 + Ca(HCO3)2 = NH4HCO3 + CaCO3
MgO + H2SO4 = MgSO4 + H2O =>
MgO + H2SO4 = MgSO4 + H2O
Fe + H2(SO4) = H2 + Fe(SO4) =>
Fe + H2(SO4) = H2 + Fe(SO4)
K3PO4(aq) + FeI2(aq) = Fe3(PO4)2(ppt) + KI(aq) =>
2 K3PO4(aq) + 3 FeI2(aq) = Fe3(PO4)2(ppt) + 6 KI(aq)
CH4C2H6 + O2 = CO2 + H2O =>
2 CH4C2H6 + 11 O2 = 6 CO2 + 10 H2O
Fe(NO3)3(aq) + Na2CO3(aq) = Fe2(CO3)3(s) + NaNO3(s) =>
2 Fe(NO3)3(aq) + 3 Na2CO3(aq) = Fe2(CO3)3(s) + 6 NaNO3(s)
Cu2(SO4) + NH4(OH) = Cu(NH4OH) + SO4 =>
Cu2(SO4) + 2 NH4(OH) = 2 Cu(NH4OH) + SO4
FeCl3 + H2SO4 = Fe2(SO4)3 + hydrochloricacid =>
2 FeCl3 + 3 H2SO4 = Fe2(SO4)3 + 6 HCl
CH3CH2OH + K2Cr2O7 + H2SO4 = CH3COOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH3CH2OH + 2 K2Cr2O7 + 8 H2SO4 = 3 CH3COOH + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
Na3N + H2SO4 = Na2SO4 + H2 + N2 =>
2 Na3N + 3 H2SO4 = 3 Na2SO4 + 3 H2 + N2
Mg + Sn(SO4)2 = Mg(SO4) + Sn =>
2 Mg + Sn(SO4)2 = 2 Mg(SO4) + Sn
AgF(aq) + K2CO3(aq) = Ag2CO3(s) + KF(aq) =>
2 AgF(aq) + K2CO3(aq) = Ag2CO3(s) + 2 KF(aq)
HF + Ca(OH)2 = CaF + O2H3 =>
HF + Ca(OH)2 = CaF + O2H3
S(CO3) + AgNO3 = S(NO3) + Ag(CO3) =>
S(CO3) + AgNO3 = S(NO3) + Ag(CO3)
Pb(NO3)2 + CaI2 = Pb(NO3)2CaI2 =>
Pb(NO3)2 + CaI2 = Pb(NO3)2CaI2
SiO2 + H2O = H4Si + O2 =>
SiO2 + 2 H2O = H4Si + 2 O2
Na3CO2 + HCl = NaCl + H3CO2 =>
Na3CO2 + 3 HCl = 3 NaCl + H3CO2
CHCl3 + AgNO3 = CHCl2NO3 + AgCl =>
CHCl3 + AgNO3 = CHCl2NO3 + AgCl
Pb(NO3)2 = NO2 + O2 + Pb =>
Pb(NO3)2 = 2 NO2 + O2 + Pb
KOH + Cl2 = KCl + H2O + KClO4 =>
8 KOH + 4 Cl2 = 7 KCl + 4 H2O + KClO4
Na3(PO4)(aq) + CaCl2(aq) = Ca3(PO4)2(s) + NaCl =>
2 Na3(PO4)(aq) + 3 CaCl2(aq) = Ca3(PO4)2(s) + 6 NaCl
SiO2 + Ca3(PO4)2 + C = CaSi03 + P4 + CO =>
18 SiO2 + 2 Ca3(PO4)2 + 52 C = 6 CaSi03 + P4 + 52 CO
CH4 + O2 = CH2 + OH =>
CH4 + O2 = CH2 + 2 OH
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Équations équilibrées sur01/07/25
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