| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 FeCl2 + KMnO4 + 8 HCl = 5 FeCl3 + MnCl2 + 4 H2O + KCl
HCl + As2O3 + NaNO3 + H2O = NO + H3AsO4 + NaCl =>
4 HCl + 3 As2O3 + 4 NaNO3 + 7 H2O = 4 NO + 6 H3AsO4 + 4 NaCl
HIO = I2 + HIO3 + H2O =>
5 HIO = 2 I2 + HIO3 + 2 H2O
KNO3 + AL + KOH + H20 = NH3 + KALO2 =>
10 KNO3 + 20 AL + 10 KOH + H20 = 10 NH3 + 20 KALO2
FeS2 + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 FeS2 + 14 H2SO4 = Fe2(SO4)3 + 15 SO2 + 14 H2O
Mg + H = MgH2 =>
Mg + 2 H = MgH2
CuS + O2 = CuO + SO2 =>
2 CuS + 3 O2 = 2 CuO + 2 SO2
HCl + As2O3 + NaNO3 + N2O = NO + H3AsO4 + NaCl =>
6 HCl + As2O3 + 6 NaNO3 + 7 N2O = 20 NO + 2 H3AsO4 + 6 NaCl
H2O + C3H6O + NaBH4 = C3H8O + B(OH)3 + Na =>
6 H2O + 7 C3H6O + 2 NaBH4 = 7 C3H8O + 2 B(OH)3 + 2 Na
KNO2 + KClO4 = KNO3 + KCl =>
4 KNO2 + KClO4 = 4 KNO3 + KCl
H2O + C3H6O + NaBH4 = C3H8O + B(OH)4 + Na =>
4 H2O + 4 C3H6O + NaBH4 = 4 C3H8O + B(OH)4 + Na
(CO3){-2} + HSO4 = HCO3{-} + SO4{-} =>
(CO3){-2} + HSO4 = HCO3{-} + SO4{-}
(CH3O)2O + C4H9OH = C6H12O2 + H2O =>
(CH3O)2O + C4H9OH = C6H12O2 + 2 H2O
CaO + C = CaC2 + CO2 =>
2 CaO + 5 C = 2 CaC2 + CO2
H2S + O2 = S + H2O =>
2 H2S + O2 = 2 S + 2 H2O
HCl + As2O3 + NaNO3 + H2O = NO + H3AsO4 + NaCl =>
4 HCl + 3 As2O3 + 4 NaNO3 + 7 H2O = 4 NO + 6 H3AsO4 + 4 NaCl
FeS2 + HNO3 = Fe2(SO4)3 + NO2 + H2SO4 + H2O =>
2 FeS2 + 30 HNO3 = Fe2(SO4)3 + 30 NO2 + H2SO4 + 14 H2O
Ag + HNO3 = AgNO3 + H2 =>
2 Ag + 2 HNO3 = 2 AgNO3 + H2
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
K2Cr2O7 + HBr + H2SO4 = Cr2(SO4)3 + Br2 + K2SO4 + H2O =>
K2Cr2O7 + 6 HBr + 4 H2SO4 = Cr2(SO4)3 + 3 Br2 + K2SO4 + 7 H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
BaCl2 + Al2(SO4)3 = Al2Cl2 + Ba(SO4)3 =>
BaCl2 + Al2(SO4)3 = Al2Cl2 + Ba(SO4)3
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
H2SO4(aq) + Na2CO3(s) = Na2SO4(aq) + H2O + CO2(g) =>
H2SO4(aq) + Na2CO3(s) = Na2SO4(aq) + H2O + CO2(g)
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
BaO + SO2 = BaSO3 =>
BaO + SO2 = BaSO3
K2C2O4 + Fe(CH3CO2)3 = Fe2(C2O4)3 + KCH3CO2 =>
3 K2C2O4 + 2 Fe(CH3CO2)3 = Fe2(C2O4)3 + 6 KCH3CO2
H2O2 + KI + H2SO4 = I2 + K2SO4 + H2O =>
H2O2 + 2 KI + H2SO4 = I2 + K2SO4 + 2 H2O
Sb + Cl2 = SbCl3 =>
2 Sb + 3 Cl2 = 2 SbCl3
H3PO4 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
2 H3PO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 6 H2O
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
PbCO3 + H2SO4 = PbSO4 + H2O + CO2 =>
PbCO3 + H2SO4 = PbSO4 + H2O + CO2
NaOCl + KI + H20 = NaCl + KOH + I2 =>
20 NaOCl + 20 KI + H20 = 20 NaCl + 20 KOH + 10 I2
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Fe + H3Po4 = FePo + H =>
4 Fe + H3Po4 = 4 FePo + 3 H
C3H7O2N + O2 = CO2 + H2O + N2 =>
4 C3H7O2N + 15 O2 = 12 CO2 + 14 H2O + 2 N2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
C5H8 + O2 = CO + H2O =>
2 C5H8 + 9 O2 = 10 CO + 8 H2O
PbCO3 + HNO3 = Pb(NO3)2 + H2O + CO2 =>
PbCO3 + 2 HNO3 = Pb(NO3)2 + H2O + CO2
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
KI + H2SO4 = K2SO4 + I2 + H2S + H2O =>
8 KI + 5 H2SO4 = 4 K2SO4 + 4 I2 + H2S + 4 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
HIO3 + FeSO4 + H2SO4 = Fe2(SO4)3 + I2 + H2O =>
2 HIO3 + 10 FeSO4 + 5 H2SO4 = 5 Fe2(SO4)3 + I2 + 6 H2O
Mg3N2 + HCl = MgCl2 + NH3 =>
Mg3N2 + 6 HCl = 3 MgCl2 + 2 NH3
CUSO4*5H2O = CUSO4 + H2O =>
CUSO4*5H2O = CUSO4 + 5 H2O
Pb + HNo3 = PbNo3 + H2 =>
2 Pb + 2 HNo3 = 2 PbNo3 + H2
Br2 + Cl2 + H2O = HBrO3 + HCl =>
Br2 + 5 Cl2 + 6 H2O = 2 HBrO3 + 10 HCl
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/24/14
Équations équilibrées sur10/24/13
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