| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cr(NO3)3 + 3 NAOH = Cr(OH)3 + 3 NANO3
CrCl2 + H2SO4 = Cr2(SO4)3 + S + CrCl3 + H2O =>
6 CrCl2 + 4 H2SO4 = Cr2(SO4)3 + S + 4 CrCl3 + 4 H2O
CaCO3 + CO2 + H2O = Ca(HCO3)2 =>
CaCO3 + CO2 + H2O = Ca(HCO3)2
CU(OH)2 = CUO + H2O =>
CU(OH)2 = CUO + H2O
AgNO3(aq) + H2So4(aq) = Ag2So4(s) + HNO3(aq) =>
2 AgNO3(aq) + H2So4(aq) = Ag2So4(s) + 2 HNO3(aq)
CO + KMnO4 + H2SO4 = MnSO4 + H2O + CO2 + K2SO4 =>
5 CO + 2 KMnO4 + 3 H2SO4 = 2 MnSO4 + 3 H2O + 5 CO2 + K2SO4
Fe(NO3)3 + KSCN = Fe(SCN)3 + KNO3 =>
Fe(NO3)3 + 3 KSCN = Fe(SCN)3 + 3 KNO3
H2SO3 + CaCO3 = CaSO3 + H2O + CO2 =>
H2SO3 + CaCO3 = CaSO3 + H2O + CO2
CaCO3 + CO2 + H2O = Ca(HCO3)2 =>
CaCO3 + CO2 + H2O = Ca(HCO3)2
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
Zn + Pb(NO3)2 = Pb + Zn(NO3)2 =>
Zn + Pb(NO3)2 = Pb + Zn(NO3)2
Si + NaOH + H2O = NaSiO3 + H2 =>
2 Si + 2 NaOH + 4 H2O = 2 NaSiO3 + 5 H2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
H2O2 = H2 + O2 =>
H2O2 = H2 + O2
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Mn(OH)2 + H2O2 = MnO2 + H2O =>
Mn(OH)2 + H2O2 = MnO2 + 2 H2O
Si + NaOH + H2O = Na2SiO3 + H2 =>
Si + 2 NaOH + H2O = Na2SiO3 + 2 H2
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Al + O2 = AlO3 =>
2 Al + 3 O2 = 2 AlO3
I2 + C6H14 = I2H14 + C6 =>
I2 + C6H14 = I2H14 + C6
As + S = AsS3 =>
As + 3 S = AsS3
CH3CHO + Ag2O = CH3COOH + Ag =>
CH3CHO + Ag2O = CH3COOH + 2 Ag
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Al(NO3)3 + K2CO3 = Al2(CO3)3 + KNO3 =>
2 Al(NO3)3 + 3 K2CO3 = Al2(CO3)3 + 6 KNO3
MnS + HNO3 = NO2 + MnSO4 + H2O =>
MnS + 8 HNO3 = 8 NO2 + MnSO4 + 4 H2O
Al2(SO4)3 + BaCl2 = BaSO4 + AlCl3 =>
Al2(SO4)3 + 3 BaCl2 = 3 BaSO4 + 2 AlCl3
IBr + H2SO4 = HIO3 + Br2 + SO2 + H2O =>
2 IBr + 5 H2SO4 = 2 HIO3 + Br2 + 5 SO2 + 4 H2O
C6H4(CO2H)2 + C8H17OH(C8H18O) = C6H4(CO2C8H17)2 + H2O =>
C6H4(CO2H)2 + C8H17OH(C8H18O) = C6H4(CO2C8H17)2 + 2 H2O
CO(g) + H2(g) = C8H18(l) + H2O =>
8 CO(g) + 17 H2(g) = C8H18(l) + 8 H2O
IBr + H2SO4 = HIO3 + Br2 + SO2 + H2O =>
2 IBr + 5 H2SO4 = 2 HIO3 + Br2 + 5 SO2 + 4 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C2H6O + H2O = CO2 + H20 =>
5 C2H6O + 15 H2O = 10 CO2 + 3 H20
Cl + Al = AlCl3 =>
3 Cl + Al = AlCl3
As + S = As2S3 =>
2 As + 3 S = As2S3
C2H6O + H2O = CO2 + H20 =>
5 C2H6O + 15 H2O = 10 CO2 + 3 H20
Fe2O3 + C = Fe + CO =>
Fe2O3 + 3 C = 2 Fe + 3 CO
Al2O3 + Fe = Fe3O4 + Al =>
4 Al2O3 + 9 Fe = 3 Fe3O4 + 8 Al
Zn + HNO3 = ZnNO32 + N2O + H2O =>
8 Zn + 126 HNO3 = 8 ZnNO32 + 59 N2O + 63 H2O
K2Cr2O7 + HCl = KCl + CrCl3 + Cl3 + H2O =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 2 Cl3 + 7 H2O
Pb(II)CO3 + HNO3 = Pb(II)(NO3)2 + H2O + CO2 =>
Pb(II)CO3 + 2 HNO3 = Pb(II)(NO3)2 + H2O + CO2
Cl + Al = AlCl3 =>
3 Cl + Al = AlCl3
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
Al2S3 = Al + S =>
Al2S3 = 2 Al + 3 S
CH4(g) + H2S(g) = CS2(g) + H2(g) =>
CH4(g) + 2 H2S(g) = CS2(g) + 4 H2(g)
LiH + BF3 = LiBH4 + LiF =>
4 LiH + BF3 = LiBH4 + 3 LiF
K + OH + H2CO3 = KCO3 + H2O =>
K + 2 OH + H2CO3 = KCO3 + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Fe + HNO3 = Fe(NO3)3 + NO + H2O =>
Fe + 4 HNO3 = Fe(NO3)3 + NO + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/14/16
Équations équilibrées sur03/15/15
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