| Équations équilibrées la veille |
KMnO4 + NaOH + NaNO2 = KOH + NO2 + Na2MnO4
CH4OH2 + Na = CH4OHNa + H2 =>
2 CH4OH2 + 2 Na = 2 CH4OHNa + H2
Sr(OH)2 + H3VO4 = Sr3(VO4)2 + H2O =>
3 Sr(OH)2 + 2 H3VO4 = Sr3(VO4)2 + 6 H2O
CH4OH2 + Na = CH4OHNa + H2 =>
2 CH4OH2 + 2 Na = 2 CH4OHNa + H2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
HNO3 + Pb3O4 = Pb(NO3)2 + PbO2 + H2O =>
4 HNO3 + Pb3O4 = 2 Pb(NO3)2 + PbO2 + 2 H2O
KI + HSO = H2S + H2O + I + K2SO =>
6 KI + 4 HSO = H2S + H2O + 6 I + 3 K2SO
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
O2 + C7H10N = H2O + N2O + CO2 =>
39 O2 + 4 C7H10N = 20 H2O + 2 N2O + 28 CO2
KMnO4 + KOH + I2 = MnO2 + KIO + H2O =>
2 KMnO4 + 4 KOH + 3 I2 = 2 MnO2 + 6 KIO + 2 H2O
TiCl4(l) + H2O(l) = TiO2(s) + HCl(ac) =>
TiCl4(l) + 2 H2O(l) = TiO2(s) + 4 HCl(ac)
NaOH + H3A = H2O + Na3A =>
3 NaOH + H3A = 3 H2O + Na3A
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
C2H2F4 + H2O = CO2 + HF + C =>
2 C2H2F4 + 2 H2O = CO2 + 8 HF + 3 C
MnO4{-} + Cl{-} + H{+} = Mn{+2)+Cl2+H2O =>
2 MnO4{-} + 10 Cl{-} + 16 H{+} = 2 Mn{+2)+5Cl2+8H2O
S + KClO3 + H2O = Cl + K2SO4 + H2SO4 =>
5 S + 6 KClO3 + 2 H2O = 6 Cl + 3 K2SO4 + 2 H2SO4
Ca2H2O2 + HCl = CaCl + H2O =>
Ca2H2O2 + 2 HCl = 2 CaCl + 2 H2O
H2O + NO2 = NH3 + O2 =>
6 H2O + 4 NO2 = 4 NH3 + 7 O2
HNo3 + KOH = KNo3 + H2O =>
HNo3 + KOH = KNo3 + H2O
FeCl3 + H2O = Fe(OH)3 + HCl =>
FeCl3 + 3 H2O = Fe(OH)3 + 3 HCl
(NH4)2SO3 + HBr = (NH4)2Br + HSO3 =>
(NH4)2SO3 + HBr = (NH4)2Br + HSO3
CuOH2 = CuH2O =>
CuOH2 = CuH2O
Fe + NH2Cl = FeNH2Cl =>
Fe + NH2Cl = FeNH2Cl
BaO2 + Cr2(SO4)3 + KOH = K2CrO4 + BaSO4 + H2O =>
3 BaO2 + Cr2(SO4)3 + 4 KOH = 2 K2CrO4 + 3 BaSO4 + 2 H2O
C3H5Br3 + O2 = CO2 + H2O + Br2 =>
4 C3H5Br3 + 17 O2 = 12 CO2 + 10 H2O + 6 Br2
H4C20 + NaCO = NaC + H2O + CO2 =>
H4C20 + 42 NaCO = 42 NaC + 2 H2O + 20 CO2
MnO4{-} + I2 + OH{-} = MnO4{2-} + IO4{-} + H2O =>
14 MnO4{-} + I2 + 16 OH{-} = 14 MnO4{2-} + 2 IO4{-} + 8 H2O
C6H12O6 + Cu(OH)2 = C6H12O7 + CuOH + H2O =>
C6H12O6 + 2 Cu(OH)2 = C6H12O7 + 2 CuOH + H2O
HgS(s) + FeCl3(aq) + O2 = HgCl2(aq) + FeCl2(aq) + SO4(g) =>
HgS(s) + 2 FeCl3(aq) + 2 O2 = HgCl2(aq) + 2 FeCl2(aq) + SO4(g)
CH3(CH2)7CHCH(CH2)7COOH + NaOH + KMnO4 = CH3(CH2)7COOH + HOOC(CH2)7COOH + K2MnO4 + NaMn2O7 =>
3 CH3(CH2)7CHCH(CH2)7COOH + 4 NaOH + 16 KMnO4 = 5 CH3(CH2)7COOH + HOOC(CH2)7COOH + 8 K2MnO4 + 4 NaMn2O7
Cr(OH)3 + NH4OH = [Cr(NH3)6](OH)3 + H2O =>
Cr(OH)3 + 6 NH4OH = [Cr(NH3)6](OH)3 + 6 H2O
C6H5CH3 + Br2 = C6H5CH3Br2 =>
C6H5CH3 + Br2 = C6H5CH3Br2
NaCl + H2O2 + HI = Cl2 + NaI + H2O =>
2 NaCl + H2O2 + 2 HI = Cl2 + 2 NaI + 2 H2O
CH3CH2OH + H2SO4 + KMnO4 = MnSO4 + CH3COOH + K2SO4 + H2O =>
5 CH3CH2OH + 6 H2SO4 + 4 KMnO4 = 4 MnSO4 + 5 CH3COOH + 2 K2SO4 + 11 H2O
KSCN + HNO2 = HSCN + KNO2 =>
KSCN + HNO2 = HSCN + KNO2
H2SO4 + NH4OH = H2O + (NH4)2SO4 =>
H2SO4 + 2 NH4OH = 2 H2O + (NH4)2SO4
CaCO3 + AlSiO = CaO + CO + AlO + CaSiO3 =>
2 CaCO3 + AlSiO = CaO + 2 CO + AlO + CaSiO3
NaCl + Mg = MgCl + Na =>
NaCl + Mg = MgCl + Na
H2SO4 + NH4OH = H2O + (NH4)2SO4 =>
H2SO4 + 2 NH4OH = 2 H2O + (NH4)2SO4
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
NaOH + H3AlO3 = Na3AlO3 + H2O =>
3 NaOH + H3AlO3 = Na3AlO3 + 3 H2O
CH3(C4H8)(CH3) + O2 = CO2 + H2O =>
2 CH3(C4H8)(CH3) + 19 O2 = 12 CO2 + 14 H2O
Na2FeO4 + H2SO4 = O2 + Fe2(SO4)3 + H2O + Na2SO4 =>
4 Na2FeO4 + 10 H2SO4 = 3 O2 + 2 Fe2(SO4)3 + 10 H2O + 4 Na2SO4
HNO3 + Fe2O3 = Fe(NO3)3 + H2O =>
6 HNO3 + Fe2O3 = 2 Fe(NO3)3 + 3 H2O
H2SeO3 + H2S = Se + H2SO4 + HOH =>
2 H2SeO3 + H2S = 2 Se + H2SO4 + 2 HOH
Au2 + H2SO4 = Au(SO4)2 + H2 =>
Au2 + 4 H2SO4 = 2 Au(SO4)2 + 4 H2
Cr2S3 + KNO3 = K2SO4 + NO + K2CrO4 =>
Cr2S3 + 10 KNO3 = 3 K2SO4 + 10 NO + 2 K2CrO4
Al + MgCl = Mg + AlCl =>
Al + MgCl = Mg + AlCl
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
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