| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2Cr2O7 + H2O2 = Cr2O3 + 2 O2 + 2 KOH
AgNO3 + Cl(e) = AgCl2 + NO3 =>
AgNO3 + 2 Cl(e) = AgCl2 + NO3
CH3OH = H + CH3COOH =>
2 CH3OH = 4 H + CH3COOH
CaHPO4 + C + SiO2 = Ca2SiO3 + CO + PH3 + P =>
6 CaHPO4 + 21 C + 3 SiO2 = 3 Ca2SiO3 + 21 CO + 2 PH3 + 4 P
BaCl2 + K2Cr2O7 + CH3COONa + H2O = BaCrO4 + KCl + Na2CrO4 + CH3COOH =>
BaCl2 + K2Cr2O7 + 2 CH3COONa + H2O = BaCrO4 + 2 KCl + Na2CrO4 + 2 CH3COOH
C85H20 + O2 = CO2 + H2O =>
C85H20 + 90 O2 = 85 CO2 + 10 H2O
Mg + NO2 = MgO2 + MgN2 =>
3 Mg + 2 NO2 = 2 MgO2 + MgN2
C2H5OH + NH3 = (NH2)2CO + C3H6 + H2 =>
3 C2H5OH + 6 NH3 = 3(NH2)2CO + C3H6 + 9 H2
CaO + MgI2 = CaI2 + MgO =>
CaO + MgI2 = CaI2 + MgO
Cr2O7{2-} + Fe + H{+} = Cr3{+} + Fe3{+} + H2O =>
3 Cr2O7{2-} + 102 Fe + 42 H{+} = 2 Cr3{+} + 34 Fe3{+} + 21 H2O
(NH4)H(CO3) = NH3 + H2O + CO2 =>
(NH4)H(CO3) = NH3 + H2O + CO2
(NH4)3PO4 + MnSO4 = Mn3(PO4)2 + (NH4)2SO4 =>
2(NH4)3PO4 + 3 MnSO4 = Mn3(PO4)2 + 3(NH4)2SO4
C98H14 + O2 = CO2 + H2O =>
2 C98H14 + 203 O2 = 196 CO2 + 14 H2O
NaOH + Fe2O3 = NaO3 + Fe2OH =>
NaOH + Fe2O3 = NaO3 + Fe2OH
(H2)S + CO = C(H3)C(O2)H + S8 =>
8(H2)S + 8 CO = 4 C(H3)C(O2)H + S8
PbSO4 + Na2CO3 + SiC = PbS + Na2SiO3 + CO =>
PbSO4 + 2 Na2CO3 + 2 SiC = PbS + 2 Na2SiO3 + 4 CO
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
Ca(NO3)2 + KCl = CaCl2 + KNO3 =>
Ca(NO3)2 + 2 KCl = CaCl2 + 2 KNO3
SeO4{-2} + Cl{-} + H{+} = SeO3{-2} + Cl2 + H2O =>
SeO4{-2} + 2 Cl{-} + 2 H{+} = SeO3{-2} + Cl2 + H2O
NaHCO3 + Mg(NO3)2 = NaNO3 + MgCO3 + H2O + CO2 =>
2 NaHCO3 + Mg(NO3)2 = 2 NaNO3 + MgCO3 + H2O + CO2
LiCl + Pb(ClO)2 = LiClO4 + PbCl2 =>
LiCl + 2 Pb(ClO)2 = LiClO4 + 2 PbCl2
As2S3 + O2 + H2O = S2O3{2-} + H3AsO3 + H{+} =>
2 As2S3 + 6 O2 + 9 H2O = 3 S2O3{2-} + 4 H3AsO3 + 6 H{+}
FeC2O4*2H2O + H2O2 + K2C2O4*2H2O + H2C2O4*2H2O = [K3Fe(C2O4)3]*3H2O + H2O =>
2 FeC2O4*2H2O + H2O2 + 3 K2C2O4*2H2O + H2C2O4*2H2O = 2[K3Fe(C2O4)3]*3H2O + 8 H2O
CH3OH + CO = C2H3O2H =>
CH3OH + CO = C2H3O2H
PbO(s) + NaCl(aq) + H2O(l) + CO2(g) = Pb2 + Cl2CO3(s) + NaOH(aq) =>
2 PbO(s) + 2 NaCl(aq) + H2O(l) + CO2(g) = Pb2 + Cl2CO3(s) + 2 NaOH(aq)
Na2SO3 + CH3COOH = Na(CH3COO) + H2O + SO2 =>
Na2SO3 + 2 CH3COOH = 2 Na(CH3COO) + H2O + SO2
N + O5 = NO =>
5 N + O5 = 5 NO
BF3 + Li(SO3) = B(SO3)3 + LiF =>
BF3 + 3 Li(SO3) = B(SO3)3 + 3 LiF
Ca3(PO4)2 + NaI = Na3PO4 + CaI2 =>
Ca3(PO4)2 + 6 NaI = 2 Na3PO4 + 3 CaI2
lead(iv)oxide = lead(ii)oxide + oxygen =>
2 PbO2 = 2 PbO + O2
KClO3 + KCl + HNO3 = KNO3 + Cl2 + H2O =>
KClO3 + 5 KCl + 6 HNO3 = 6 KNO3 + 3 Cl2 + 3 H2O
Ba(NO3)2 + Li2CO3 = BaCO3 + LiNO3 =>
Ba(NO3)2 + Li2CO3 = BaCO3 + 2 LiNO3
HS + Fe3HO = Fe3S + H2O =>
HS + Fe3HO = Fe3S + H2O
HNO3 + H2S = NO + SO2 + H2O2 =>
4 HNO3 + H2S = 4 NO + SO2 + 3 H2O2
BN + NH4N3 + (PNCl2)3 = BP3N6 + HCl + N2 =>
2 BN + 3 NH4N3 + 2(PNCl2)3 = 2 BP3N6 + 12 HCl + 4 N2
Al + KOH + H2(SO4) = KAl(SO4)2 + H2O + H2 =>
2 Al + 2 KOH + 4 H2(SO4) = 2 KAl(SO4)2 + 2 H2O + 3 H2
HCl(aq) + NaOH = NaCl + H2O =>
HCl(aq) + NaOH = NaCl + H2O
Na2SO4 + H2O + CO2 = H2SO4 + Na2CO3 =>
Na2SO4 + H2O + CO2 = H2SO4 + Na2CO3
KC2H2O3 + HCl = HC2H2O3 + KCl =>
KC2H2O3 + HCl = HC2H2O3 + KCl
Al + HCn = Al(Cn) + H =>
Al + HCn = Al(Cn) + H
CH3OH + N2 = HCN + O2 + NH3 =>
2 CH3OH + 2 N2 = 2 HCN + O2 + 2 NH3
NaI + NaNO2 + HCl = I2 + NO + H2O + NaCl =>
2 NaI + 2 NaNO2 + 4 HCl = I2 + 2 NO + 2 H2O + 4 NaCl
(C7H10N) + O2 = CO2 + H2O + nitrogendioxide =>
2(C7H10N) + 21 O2 = 14 CO2 + 10 H2O + 2 NO2
HCl + Cs2CO3 = CsCl + CO2 + H2O =>
2 HCl + Cs2CO3 = 2 CsCl + CO2 + H2O
CuBr2(aq) + NaOH(aq) = Cu(OH)2(aq) + NaBr(aq) =>
CuBr2(aq) + 2 NaOH(aq) = Cu(OH)2(aq) + 2 NaBr(aq)
NH4CHO3 + HNO3 = NH4NO3 + H2O + CO2 =>
NH4CHO3 + HNO3 = NH4NO3 + H2O + CO2
KOH + Ni(NO3)2 = KNO3 + Ni(OH)2 =>
2 KOH + Ni(NO3)2 = 2 KNO3 + Ni(OH)2
Ba(ClO)2 + KI + HCl = BaCl2 + KCl + I2 + H2O =>
Ba(ClO)2 + 4 KI + 4 HCl = BaCl2 + 4 KCl + 2 I2 + 2 H2O
Na2SO4 + K2Cr2O7 = K2Cr2O4 + Na2SO7 =>
Na2SO4 + K2Cr2O7 = K2Cr2O4 + Na2SO7
Al + Fe(NO3)2 = Al(NO3) + Fe =>
2 Al + Fe(NO3)2 = 2 Al(NO3) + Fe
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Équations équilibrées sur12/12/24
Équations équilibrées sur01/11/24
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