| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 P + 5 Cl2 = 2 PCl5
Br + NiI2 = BrI + Ni =>
2 Br + NiI2 = 2 BrI + Ni
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
K2Cr2O7 + FeO + H2O = Cr2O3 + Fe2O3 + KOH =>
K2Cr2O7 + 6 FeO + H2O = Cr2O3 + 3 Fe2O3 + 2 KOH
C3H6O + O2 = C02 + H2O =>
2 C3H6O + 2 O2 = 3 C02 + 6 H2O
CuCO3 + Al(NO3)3 = Al2(CO3)3 + Cu(NO3)2 =>
3 CuCO3 + 2 Al(NO3)3 = Al2(CO3)3 + 3 Cu(NO3)2
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
H2O2 = H2 + O2 =>
H2O2 = H2 + O2
CaBr2 + H2SO4 = HBr + CaSO4 =>
CaBr2 + H2SO4 = 2 HBr + CaSO4
C3H6 + O2 = C02 + H2O =>
2 C3H6 + 3 O2 = 3 C02 + 6 H2O
Cr(OH)2 = CrO + H2O =>
Cr(OH)2 = CrO + H2O
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
Br2 + H2O + S = HBr + S2O4 =>
4 Br2 + 4 H2O + 2 S = 8 HBr + S2O4
(NH4)2Cr2O7 = NH3 + H20 + Cr2O3 + O2 =>
10(NH4)2Cr2O7 = 20 NH3 + H20 + 10 Cr2O3 + 20 O2
Pb + HCl = PbCl4 + H2 =>
Pb + 4 HCl = PbCl4 + 2 H2
Ba(NO3)2 + KOH = Ba(OH)2 + KNO3 =>
Ba(NO3)2 + 2 KOH = Ba(OH)2 + 2 KNO3
C + Na2Cr2O7 = Cr2O3 + Na2O + CO =>
3 C + Na2Cr2O7 = Cr2O3 + Na2O + 3 CO
NaOH + Ca(NO3)2 = NaNO3 + Ca(OH)2 =>
2 NaOH + Ca(NO3)2 = 2 NaNO3 + Ca(OH)2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
KI + Br2 = KBr + I2 =>
2 KI + Br2 = 2 KBr + I2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
NaHCO3 = Na2CO3 + H2O + CO2 =>
2 NaHCO3 = Na2CO3 + H2O + CO2
Mg(OH)2 + HBr = MgBr2 + H2O =>
Mg(OH)2 + 2 HBr = MgBr2 + 2 H2O
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
Pb(CH3COO)2 + Na2CO3 + H2O = (PbOH)2CO3 + CO2 + CH3COONa =>
2 Pb(CH3COO)2 + 2 Na2CO3 + H2O = (PbOH)2CO3 + CO2 + 4 CH3COONa
NO2{-} + Al + OH{-} + H2O = Al(OH)4{-} + NH3 =>
NO2{-} + 2 Al + OH{-} + 5 H2O = 2 Al(OH)4{-} + NH3
FeCl3 + Na(OH) = Fe(OH)3 + NaCl =>
FeCl3 + 3 Na(OH) = Fe(OH)3 + 3 NaCl
Cu + HNO3 = N2O + Cu(NO3)2 + H2O =>
4 Cu + 10 HNO3 = N2O + 4 Cu(NO3)2 + 5 H2O
bromine + sodiumiodide = sodiumbromide + iodine =>
Br2 + 2 NaI = 2 NaBr + I2
K2[Zn(OH)4] + HCl = Zn(OH)2 + KCl + H2O =>
K2[Zn(OH)4] + 2 HCl = Zn(OH)2 + 2 KCl + 2 H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
H2 + Cl = HCl =>
H2 + 2 Cl = 2 HCl
Al2(SO3)3 + NaOH = Na2SO3 + Al(OH)3 =>
Al2(SO3)3 + 6 NaOH = 3 Na2SO3 + 2 Al(OH)3
(NH4)2Cr2O7 = NH3 + H2O + Cr2O3 + O2 =>
2(NH4)2Cr2O7 = 4 NH3 + 2 H2O + 2 Cr2O3 + 3 O2
NH3 + H2So4 = (NH4)2So4 =>
2 NH3 + H2So4 = (NH4)2So4
Na2SO4 + C = Na2S + CO =>
Na2SO4 + 4 C = Na2S + 4 CO
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
H3BO3 = H4B6O11 + H2O =>
6 H3BO3 = H4B6O11 + 7 H2O
SnS2(s) + O2(g) = SnO(s) + SO2(g) =>
2 SnS2(s) + 5 O2(g) = 2 SnO(s) + 4 SO2(g)
SrCl + NaCO3 = SrCO3 + NaCl =>
SrCl + NaCO3 = SrCO3 + NaCl
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
HCl + Mg = MgCl + H2 =>
2 HCl + 2 Mg = 2 MgCl + H2
CUSO4 + Al = AlSO4 + CU =>
CUSO4 + Al = AlSO4 + CU
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/26/17
Équations équilibrées sur03/28/16
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