| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KMnO4 + 10 FeSO4 + 8 H2SO4 = K2SO4 + 2 MnSO4 + 5 Fe2(SO4)3 + 8 H2O
AgNO3 + H2S = Ag2S + HNO3 =>
2 AgNO3 + H2S = Ag2S + 2 HNO3
C5H12 + O2 = CO2 + H20 =>
5 C5H12 + 25 O2 = 25 CO2 + 3 H20
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
MgO + Si = SiO2 + Mg =>
2 MgO + Si = SiO2 + 2 Mg
(NH4)2WO4 + H3BO3 = (NH4)9[BW12O42] + H2O + NH3 =>
12(NH4)2WO4 + H3BO3 = (NH4)9[BW12O42] + 9 H2O + 15 NH3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CrO3 + NaOH = Na2CrO4 + H2O =>
CrO3 + 2 NaOH = Na2CrO4 + H2O
PbS + H2O2 = PbSO4 + H2O =>
PbS + 4 H2O2 = PbSO4 + 4 H2O
NO3 + e + H2O = NH3 + OH{-} =>
NO3 + 9e + 6 H2O = NH3 + 9 OH{-}
H2SO4 + Na(Cr2O7) + NaCl = Cr2SO4 + Cl2 + Na2SO4 + H2O =>
14 H2SO4 + 2 Na(Cr2O7) + 22 NaCl = 2 Cr2SO4 + 11 Cl2 + 12 Na2SO4 + 14 H2O
NO3 + e + H2O = NH3 + OH{-} =>
NO3 + 9e + 6 H2O = NH3 + 9 OH{-}
H2SO4 + Cu(OH)2 = CuSO4 + H2O =>
H2SO4 + Cu(OH)2 = CuSO4 + 2 H2O
KMnO4 + FeCl2 + HCl = KCl + MnCl2 + FeCl3 + H2O =>
KMnO4 + 5 FeCl2 + 8 HCl = KCl + MnCl2 + 5 FeCl3 + 4 H2O
H2(g) + O2(g) = H2O(l) =>
2 H2(g) + O2(g) = 2 H2O(l)
H2SO4 + Na2Cr2O7 + NaCl = Cr2SO4 + Cl2 + Na2SO4 + H2O =>
7 H2SO4 + Na2Cr2O7 + 10 NaCl = Cr2SO4 + 5 Cl2 + 6 Na2SO4 + 7 H2O
HClO4 + ClO2 + H2O = HClO3 =>
HClO4 + 2 ClO2 + H2O = 3 HClO3
HI + H2SO4 = I2 + H2S + H2O =>
8 HI + H2SO4 = 4 I2 + H2S + 4 H2O
Na(OH) + Fe(NO3)2 = Fe(OH) + Na(NO3)2 =>
Na(OH) + Fe(NO3)2 = Fe(OH) + Na(NO3)2
As2O3 + C = As + CO =>
As2O3 + 3 C = 2 As + 3 CO
Na2WO4 + Zn + HCl = (WO2)2WO4 + ZnCl2 + H2O + NaCl =>
3 Na2WO4 + Zn + 8 HCl = (WO2)2WO4 + ZnCl2 + 4 H2O + 6 NaCl
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
NH + Cl = NH4Cl + N2 =>
8 NH + 2 Cl = 2 NH4Cl + 3 N2
calciumcarbonate + hydrochloricacid = carbondioxide + calciumchloride + water =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
HNO3 + H3AsO3 = NO2 + H3AsO4 + H2O =>
2 HNO3 + H3AsO3 = 2 NO2 + H3AsO4 + H2O
CH3Br + NH3 = CH3NH2 + HBr =>
CH3Br + NH3 = CH3NH2 + HBr
Zn + Nacl = Zn(Nacl) =>
Zn + Nacl = Zn(Nacl)
CH3Br + NH3 = CH3NH2 + HBr =>
CH3Br + NH3 = CH3NH2 + HBr
BaO + B = B2O3 + Ba =>
3 BaO + 2 B = B2O3 + 3 Ba
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
O2 + Al = Al2O3 =>
3 O2 + 4 Al = 2 Al2O3
C3H7Cl + NH3 = C3H7NH2 + HCl =>
C3H7Cl + NH3 = C3H7NH2 + HCl
C5H10 + O2 = CO2 + H20 =>
2 C5H10 + 10 O2 = 10 CO2 + H20
H2O + CO2 = C6H12O6 + O2 =>
6 H2O + 6 CO2 = C6H12O6 + 6 O2
sodiumbicarbonate + hydrochloricacid = sodiumchloride + water + carbondioxide =>
NaHCO3 + HCl = NaCl + H2O + CO2
(C18H33O2)3 + C3H5O2 + NaOH = C18H33O2Na + C3H8O3 =>
35(C18H33O2)3 + 3 C3H5O2 + 99 NaOH = 99 C18H33O2Na + 39 C3H8O3
K2Cr2O7 + HI + H2SO4 = K2SO4 + Cr2(SO4)3 + I2 + H2O =>
K2Cr2O7 + 6 HI + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + 3 I2 + 7 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
K + O2 = K2O =>
4 K + O2 = 2 K2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
P + Br2 = PBr3 =>
2 P + 3 Br2 = 2 PBr3
aluminiumhydroxide + hydrochloricacid = aluminiumchloride + water =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
Na2CO3 + MnO2 + KNO3 = Na2MnO4 + KNO + CO2 =>
2 Na2CO3 + 2 MnO2 + KNO3 = 2 Na2MnO4 + KNO + 2 CO2
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Na(OH) + Fe(NO3)2 = Fe(OH) + Na(NO3)2 =>
Na(OH) + Fe(NO3)2 = Fe(OH) + Na(NO3)2
(C18H33O2)3 + C3H5O2 + NaOH = C18H33O2Na + C3H8O3 =>
35(C18H33O2)3 + 3 C3H5O2 + 99 NaOH = 99 C18H33O2Na + 39 C3H8O3
P + O2 = P4O10 =>
4 P + 5 O2 = P4O10
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
NaCo + HCl = NaCl + HCo =>
NaCo + HCl = NaCl + HCo
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur05/12/14
Équations équilibrées sur06/11/13
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