| Équations équilibrées la veille | Équations équilibrées le lendemain |
C3H6 + 3 O2 = 3 CO + 3 H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
Fe2(O)3 + HNO3 = Fe(NO3)3 + H2O =>
Fe2(O)3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2O
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
Ag + NO3 + HCl = HNO3 + AgCl =>
Ag + NO3 + HCl = HNO3 + AgCl
HBO2 + H2O = H3BO3 =>
HBO2 + H2O = H3BO3
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
KIO3 + Cl2 + KOH = K5IO6 + KCl + H2O =>
KIO3 + Cl2 + 6 KOH = K5IO6 + 2 KCl + 3 H2O
SO2 + H2O = S(OH)2 + O2 =>
2 SO2 + 2 H2O = 2 S(OH)2 + O2
Ag3Po4 + KBr = K3Po4 + AgBr =>
Ag3Po4 + 3 KBr = K3Po4 + 3 AgBr
Sb + HCl + HNO3 = Cl3Sb + NO + H2O =>
Sb + 3 HCl + HNO3 = Cl3Sb + NO + 2 H2O
K2CO3(s) + HCl(aq) = KCl + H2O + CO2 =>
K2CO3(s) + 2 HCl(aq) = 2 KCl + H2O + CO2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Zn + Cr2(SO4)3 = Zn(SO4)3 + Cr =>
Zn + Cr2(SO4)3 = Zn(SO4)3 + 2 Cr
K2MnO4 + KCl + H2SeO4 = MnSeO4 + K2SeO4 + Cl2 + H2O =>
K2MnO4 + 4 KCl + 4 H2SeO4 = MnSeO4 + 3 K2SeO4 + 2 Cl2 + 4 H2O
C4H13O + C3H6O2 = H2O + C7H15O2 =>
19 C4H13O + 33 C3H6O2 = 35 H2O + 25 C7H15O2
Zinc + bromine = zincbromide =>
Zn + Br2 = ZnBr2
CHCHB + H2 = BH3 + CHCH2 =>
CHCHB + 2 H2 = BH3 + CHCH2
FeSO4 + Cl = Fe(SO4)3 + FeCl =>
3 FeSO4 + 2 Cl = Fe(SO4)3 + 2 FeCl
N2H4 + H2O2O = N2 + H2O =>
N2H4 + H2O2O = N2 + 3 H2O
K2CO3 + NiI2 = KI + NiCO3 =>
K2CO3 + NiI2 = 2 KI + NiCO3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Cr2O7{2-} + H3O{+} + e = Cr2{3+} + H2O =>
Cr2O7{2-} + 14 H3O{+} + 9e = Cr2{3+} + 21 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
C205H + O2 = CO2 + H2O =>
4 C205H + 821 O2 = 820 CO2 + 2 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
C15H33COOH + NaOH = C15H33COONa + H2O =>
C15H33COOH + NaOH = C15H33COONa + H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Ca3(PO4)2(s) + H2SO4(aq) = CaSO4 + H3PO4 =>
Ca3(PO4)2(s) + 3 H2SO4(aq) = 3 CaSO4 + 2 H3PO4
ZnSO4 + Na2S = Na2SO4 + ZnS =>
ZnSO4 + Na2S = Na2SO4 + ZnS
PbO + C = Pb + CO2 =>
2 PbO + C = 2 Pb + CO2
C6H5CHO + NaOH = C6H5COONa + C6H5CH2OH =>
2 C6H5CHO + NaOH = C6H5COONa + C6H5CH2OH
Mg(CH3COOH)2 + NaOH = Mg(OH)2 + NaCH3COOH =>
Mg(CH3COOH)2 + 2 NaOH = Mg(OH)2 + 2 NaCH3COOH
H2O + Na = NaOH + H2 =>
2 H2O + 2 Na = 2 NaOH + H2
CH + Br = CHBr3 =>
CH + 3 Br = CHBr3
CH3 + H2O = CO2 + H2 =>
2 CH3 + 4 H2O = 2 CO2 + 7 H2
Ag3 + HNO3 = Ag3NO3 + NO + H2O =>
3 Ag3 + 4 HNO3 = 3 Ag3NO3 + NO + 2 H2O
Mg + N2 = MgN =>
2 Mg + N2 = 2 MgN
Ca(OH)2 = Ca + H2O + O2 =>
2 Ca(OH)2 = 2 Ca + 2 H2O + O2
KCrO4 + KI + HCl = CrCl2 + KCl + I2 + H2O =>
2 KCrO4 + 10 KI + 16 HCl = 2 CrCl2 + 12 KCl + 5 I2 + 8 H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
K2SiO3 + CaCO3 = K2CO3 + CaSiO3 =>
K2SiO3 + CaCO3 = K2CO3 + CaSiO3
CuSO4 + CO2 = CuO + SO4C + O2 =>
2 CuSO4 + 2 CO2 = 2 CuO + 2 SO4C + O2
CuSO4*5H2O + NH4OH = [Cu(NH3)4(H2O)2]SO4H2O + H2O =>
CuSO4*5H2O + 4 NH4OH = [Cu(NH3)4(H2O)2]SO4H2O + 6 H2O
Al + Cu(NO3)2 = Al(NO3)3 + Cu =>
2 Al + 3 Cu(NO3)2 = 2 Al(NO3)3 + 3 Cu
Cu*Ag(NO3) = Ag + Cu(NO3) =>
Cu*Ag(NO3) = Ag + Cu(NO3)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/05/25
Équations équilibrées sur02/04/24
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