| Équations équilibrées la veille |
Fe + ZnO = FeO + Zn
HC2H3O2 + NaHCO3 = NaC2H3O2 + H2CO3 = CO2 + Na + H2 =>
HC2H3O2 + NaHCO3 = NaC2H3O2 + H2CO3
C6H5Cl + Mg = C6H5MgCl =>
C6H5Cl + Mg = C6H5MgCl
Na2CO3 + NaH2PO4 = Na3PO4 + H2O + CO2 =>
Na2CO3 + NaH2PO4 = Na3PO4 + H2O + CO2
Mg + Cr(ClO3)3 = Cr + Mg(ClO3)2 =>
3 Mg + 2 Cr(ClO3)3 = 2 Cr + 3 Mg(ClO3)2
C2H3NaO2 + HCl = NaCl + CO + H2 =>
C2H3NaO2 + HCl = NaCl + 2 CO + 2 H2
(NH4)2S2 + Sb2S3 = (NH4)3SbS4 + S =>
3(NH4)2S2 + Sb2S3 = 2(NH4)3SbS4 + S
NH4OH + (AlCl3) = NH4Cl3OHAl =>
NH4OH + (AlCl3) = NH4Cl3OHAl
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
NaBr + NaOCl = NaO + NaCl + Br =>
NaBr + NaOCl = NaO + NaCl + Br
TiOSO4 + NaOH + H2O = Ti(OH)4 + Na2SO4 =>
TiOSO4 + 2 NaOH + H2O = Ti(OH)4 + Na2SO4
Na(SO4) + Al = Al2(SO4)3 + Na =>
3 Na(SO4) + 2 Al = Al2(SO4)3 + 3 Na
CH3COOH + KCH3COO = CH3COO + KCH3COOH =>
CH3COOH + KCH3COO = CH3COO + KCH3COOH
FeSO4 = Fe2O3 + SO2 + SO3 =>
2 FeSO4 = Fe2O3 + SO2 + SO3
AgNO3 + Na2(Sn(OH)4) + NaOH = Ag + Na2(Sn(OH)6) + NaNO3 =>
2 AgNO3 + Na2(Sn(OH)4) + 2 NaOH = 2 Ag + Na2(Sn(OH)6) + 2 NaNO3
AlN + F2 = AlF3 + N2 =>
2 AlN + 3 F2 = 2 AlF3 + N2
CH3CH(OH)CH3 + KMnO4 + KOH = CH3COCH3 + K2MnO4 + H2O =>
CH3CH(OH)CH3 + 2 KMnO4 + 2 KOH = CH3COCH3 + 2 K2MnO4 + 2 H2O
C7H8 + MnO2 + H2SO4 = C6H5COOH + MnSO4 + H2O =>
C7H8 + 3 MnO2 + 3 H2SO4 = C6H5COOH + 3 MnSO4 + 4 H2O
Na + O2 + C4 = Na2CO3 =>
8 Na + 6 O2 + C4 = 4 Na2CO3
N2H4 = NH3 + N2 =>
3 N2H4 = 4 NH3 + N2
CO2 + KOH = K2CO3 + H2O =>
CO2 + 2 KOH = K2CO3 + H2O
C18H34O2 + O2 = CO2 + H2O =>
2 C18H34O2 + 51 O2 = 36 CO2 + 34 H2O
Pb(NO3)2 + Al = Al(NO3)2 + Pb =>
Pb(NO3)2 + Al = Al(NO3)2 + Pb
C5H10O2 = C2H4O2 + C3H6O =>
4 C5H10O2 = C2H4O2 + 6 C3H6O
KClO + H2O + K = KOH + Cl2 =>
2 KClO + 2 H2O + 2 K = 4 KOH + Cl2
Sn + H2O = H2 + SnO =>
Sn + H2O = H2 + SnO
Mn{2+} + H2O + Cu{2} = MnO4{-} + H{+} + Cu{+} =>
Mn{2+} + 4 H2O + 5 Cu{2} = MnO4{-} + 8 H{+} + 5 Cu{+}
Mn(CH3COOH)2 + KI = KCH3COOH + MnI2 =>
Mn(CH3COOH)2 + 2 KI = 2 KCH3COOH + MnI2
Cr(CH3COO)2 = Cr + (CH3COO)2 =>
Cr(CH3COO)2 = Cr + (CH3COO)2
Na2O + CH3COOH = CH3COONa + H2O =>
Na2O + 2 CH3COOH = 2 CH3COONa + H2O
C2H5OH + (NH4)CrO7 + H2SO4 = CH3COOH + H2O + Cr(SO4)3 + (NH4)2SO4 =>
7 C2H5OH + 4(NH4)CrO7 + 14 H2SO4 = 7 CH3COOH + 21 H2O + 4 Cr(SO4)3 + 2(NH4)2SO4
Fe(OH)3 + H2O = OH + FeH =>
Fe(OH)3 + H2O = 4 OH + FeH
HCl(aq) + Na2CO3(s) = NaCl(aq) + H2O(l) + CO2(g) =>
2 HCl(aq) + Na2CO3(s) = 2 NaCl(aq) + H2O(l) + CO2(g)
CaHPO4*2H2O + H2SO4 = H3PO4 + CaSO4*2H2O =>
CaHPO4*2H2O + H2SO4 = H3PO4 + CaSO4*2H2O
KNO3 + Cr(SO4)3 + Na2CO3 = KNO2 + NaCrO4 + NaSO4 + CO2 =>
2 KNO3 + Cr(SO4)3 + 2 Na2CO3 = 2 KNO2 + NaCrO4 + 3 NaSO4 + 2 CO2
Ca + H2O = calciumhydroxide + hydrogen =>
Ca + 2 H2O = Ca(OH)2 + H2
K2SO4 + CaI2 = CaSO4 + K2I2 =>
K2SO4 + CaI2 = CaSO4 + K2I2
Sn(OH)2 + H2CO3 = (SnOH)2CO3 + H2O =>
2 Sn(OH)2 + H2CO3 = (SnOH)2CO3 + 2 H2O
BaO + H2O = Ba(OH)2 =>
BaO + H2O = Ba(OH)2
FeSO4*7H2O + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 FeSO4*7H2O + 2 KMnO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 2 MnSO4 + K2SO4 + 78 H2O
Ba(NO3)2 + MgO = BaO + Mg(NO3)2 =>
Ba(NO3)2 + MgO = BaO + Mg(NO3)2
H2Se + HCl + Cd(OH)2 = Cd2SeCl2 + H2O =>
H2Se + 2 HCl + 2 Cd(OH)2 = Cd2SeCl2 + 4 H2O
ZnCl2 + NaOH = Zn(OH)2 + NaCl =>
ZnCl2 + 2 NaOH = Zn(OH)2 + 2 NaCl
Al4CO3 + CO = C + Al2O3 =>
Al4CO3 + 3 CO = 4 C + 2 Al2O3
CH3CN + K2Cr2O7 + H2SO4 = CO2 + HNO3 + Cr2(SO4)2 + K2SO4 + H2O =>
CH3CN + 2 K2Cr2O7 + 6 H2SO4 = 2 CO2 + HNO3 + 2 Cr2(SO4)2 + 2 K2SO4 + 7 H2O
SnO + Na = NaO + Sn =>
SnO + Na = NaO + Sn
Cr + O = CrO3 =>
Cr + 3 O = CrO3
HeH{+} + KrF2 = He + KrF{+} + HF =>
HeH{+} + KrF2 = He + KrF{+} + HF
BeCl2 + H2O + K2SO3 = KCl + Be(OH)2 + H2SO3 =>
BeCl2 + 2 H2O + K2SO3 = 2 KCl + Be(OH)2 + H2SO3
Pb(NO2)2 + LiClO3 = LiNO2 + Pb(ClO3)2 =>
Pb(NO2)2 + 2 LiClO3 = 2 LiNO2 + Pb(ClO3)2
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