| Équations équilibrées la veille |
2 BaCl2 + 2 ZnSO4 = Ba2(SO4)2 + 2 ZnCl2
Na2[B2(O2)2(OH)4]6H2O + KI + H2SO4 = Na2SO4 + K2SO4 + B2O3 + H2O + I2 =>
Na2[B2(O2)2(OH)4]6H2O + 34 KI + 18 H2SO4 = Na2SO4 + 17 K2SO4 + 6 B2O3 + 31 H2O + 17 I2
CuCO3(s) = CuO(s) + CO2(g) =>
CuCO3(s) = CuO(s) + CO2(g)
MgCO3 + H2O = Mg(OH)2 + CO2 =>
MgCO3 + H2O = Mg(OH)2 + CO2
KI + H3PO4 = HI + K3PO4 =>
3 KI + H3PO4 = 3 HI + K3PO4
Mg2 + Cu(SO4) = Mg(SO4) + Cu2 =>
Mg2 + 2 Cu(SO4) = 2 Mg(SO4) + Cu2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
SrNO3(aq) + NaCl(aq) = NaNO3(aq) + SrCl(aq) =>
SrNO3(aq) + NaCl(aq) = NaNO3(aq) + SrCl(aq)
FeFe2O4 + KMnO4 + H2SO4 = Fe2(SO4)3 + K2SO4 + MnSO4 + H2O =>
10 FeFe2O4 + 2 KMnO4 + 48 H2SO4 = 15 Fe2(SO4)3 + K2SO4 + 2 MnSO4 + 48 H2O
Na2SiO3 + HI = NaI + H2SiO3 =>
Na2SiO3 + 2 HI = 2 NaI + H2SiO3
CH3CH2CH2COOCH2CH2CH3 + NaOH = CH3CH2CH2OH + C3H7COOH + Na =>
10 CH3CH2CH2COOCH2CH2CH3 + 12 NaOH = 6 CH3CH2CH2OH + 13 C3H7COOH + 12 Na
FeS2 + Na2O2 = Na2FeO4 + Na2SO4 + Na2O =>
FeS2 + 9 Na2O2 = Na2FeO4 + 2 Na2SO4 + 6 Na2O
Cr(OH)2 + HCOOH = Cr(HCOO)2 + H2O =>
Cr(OH)2 + 2 HCOOH = Cr(HCOO)2 + 2 H2O
Ca(OCl)2 + CaCl2 = CaOCl2 =>
Ca(OCl)2 + CaCl2 = 2 CaOCl2
HBr + Mg(OH)2 = MgBr2 + H2O =>
2 HBr + Mg(OH)2 = MgBr2 + 2 H2O
AgNO3 + AlCl3 = AgCl + Al(NO3)3 =>
3 AgNO3 + AlCl3 = 3 AgCl + Al(NO3)3
HNO3 = NO2 + H2O + O2 =>
4 HNO3 = 4 NO2 + 2 H2O + O2
HNO3 + H2SO4 + Hg = Hg2SO4 + H2O + NO =>
2 HNO3 + 3 H2SO4 + 6 Hg = 3 Hg2SO4 + 4 H2O + 2 NO
Ce2O3 + Mg(NO3)2 = MgO + Ce(NO3)3 =>
Ce2O3 + 3 Mg(NO3)2 = 3 MgO + 2 Ce(NO3)3
FeBr3 + H2SO4 = Fe2(SO4)3 + HBr =>
2 FeBr3 + 3 H2SO4 = Fe2(SO4)3 + 6 HBr
K2SO3 + H3PO3 = K3PO3 + H2SO3 =>
3 K2SO3 + 2 H3PO3 = 2 K3PO3 + 3 H2SO3
CrO2 + H{+} = Cr{3+} + Cr2O7{2-} + H2O =>
6 CrO2 + 10 H{+} = 4 Cr{3+} + Cr2O7{2-} + 5 H2O
HSO3 + NaOH = NaHSO3 + OH =>
HSO3 + NaOH = NaHSO3 + OH
MgF2 = Mg + F =>
MgF2 = Mg + 2 F
Ni(NO3)2*6H2O + NaNCS = Ni(NCS)2*6H2O + NaNO3 =>
Ni(NO3)2*6H2O + 2 NaNCS = Ni(NCS)2*6H2O + 2 NaNO3
LiCl = Li + Cl2 =>
2 LiCl = 2 Li + Cl2
K2Cr2O7 + FeS2 + H2SO4 = K2SO4 + Cr2SO4 + Fe2(SO4)3 + H2O =>
3 K2Cr2O7 + 2 FeS2 + 5 H2SO4 = 3 K2SO4 + 3 Cr2SO4 + Fe2(SO4)3 + 5 H2O
BaCl2 + NaHPO4 = BaHPO4 + Cl2Na =>
BaCl2 + NaHPO4 = BaHPO4 + Cl2Na
[NH4]2SO4 + KOH = K2SO4 + NH3 + H2O =>
[NH4]2SO4 + 2 KOH = K2SO4 + 2 NH3 + 2 H2O
H2O2 + CO(NH2)2 = CH6N2O3 =>
H2O2 + CO(NH2)2 = CH6N2O3
NaCl + SmCl3 + TaCl5 = Na11Sm14Ta5Cl78 =>
11 NaCl + 14 SmCl3 + 5 TaCl5 = Na11Sm14Ta5Cl78
(NH4)2SO4 + NaOH = NH3 + H2O + Na2SO4 =>
(NH4)2SO4 + 2 NaOH = 2 NH3 + 2 H2O + Na2SO4
KMnO4 + CH3CH2OH + H2SO4 = CH3CHO + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 5 CH3CH2OH + 3 H2SO4 = 5 CH3CHO + 2 MnSO4 + K2SO4 + 8 H2O
KSCN + [Fe(H2O)6] = [Fe(H2O)5(SCN)] + K + H2O =>
KSCN + [Fe(H2O)6] = [Fe(H2O)5(SCN)] + K + H2O
Mn(OH)6 + H2CO3 = Mn(CO3)3 + H2O =>
Mn(OH)6 + 3 H2CO3 = Mn(CO3)3 + 6 H2O
Cd(NO3)2 + NH4OH = Cd(OH)2 + NH4NO3 =>
Cd(NO3)2 + 2 NH4OH = Cd(OH)2 + 2 NH4NO3
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
MgCl2 + Na2CO3 = MgCl2Na2CO3 =>
MgCl2 + Na2CO3 = MgCl2Na2CO3
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
C22H46 + O2 = CO2 + H2O =>
2 C22H46 + 67 O2 = 44 CO2 + 46 H2O
Ba(OH)2*8H2O(s) + CO2 = BaCO3 + H2O =>
Ba(OH)2*8H2O(s) + CO2 = BaCO3 + 9 H2O
Na2CO3 + Ca2Cl2 = Na2Cl + CaCO3 =>
2 Na2CO3 + Ca2Cl2 = 2 Na2Cl + 2 CaCO3
PbO2 + H2 = Pb(OH)2 =>
PbO2 + H2 = Pb(OH)2
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
NH4Cl + H2SO4 = (NH4)2SO4 + HCl =>
2 NH4Cl + H2SO4 = (NH4)2SO4 + 2 HCl
Cu(OH)2 + HCOOH = Cu(HCOO)2 + H2O =>
Cu(OH)2 + 2 HCOOH = Cu(HCOO)2 + 2 H2O
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
C2H2 + O2(g) = CO + H2O =>
2 C2H2 + 3 O2(g) = 4 CO + 2 H2O
HSO3 + NaOH = NaHSO3 + OH =>
HSO3 + NaOH = NaHSO3 + OH
NaNO3 + H2SO4 = HNO3 + Na2SO4 =>
2 NaNO3 + H2SO4 = 2 HNO3 + Na2SO4
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Équations équilibrées sur01/03/25
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