| Équations équilibrées la veille | Équations équilibrées le lendemain |
NaHCO3 + CH3CO2H = CH3COONa + H2O + CO2
Y2O3 + Fe + ReO3 = Y2FeReO6 =>
Y2O3 + Fe + ReO3 = Y2FeReO6
H3PO4(aq) + RbOH(aq) = H2O4PRb(aq) + H2O(l) =>
H3PO4(aq) + RbOH(aq) = H2O4PRb(aq) + H2O(l)
Fe(NO3)3*9H2O + CH4N2O = FeO + CO2 + H2O + N2 =>
6 Fe(NO3)3*9H2O + 16 CH4N2O = 6 FeO + 16 CO2 + 86 H2O + 25 N2
I2 + H2O = I{-} + IO3{-} + H{+} =>
3 I2 + 3 H2O = 5 I{-} + IO3{-} + 6 H{+}
K(s) + AlCl3(aq) = KCl(aq) + Al(s) =>
3 K(s) + AlCl3(aq) = 3 KCl(aq) + Al(s)
HCN + NaClO = NaOCN + HCl =>
HCN + NaClO = NaOCN + HCl
KMnO4 + KNO2 + H2O = MnO2 + KNO3 + KOH =>
2 KMnO4 + 3 KNO2 + H2O = 2 MnO2 + 3 KNO3 + 2 KOH
C12 + O2 = CO2 =>
C12 + 12 O2 = 12 CO2
HNO3 + Te = H2TeO3 + NO2 + H2O =>
4 HNO3 + Te = H2TeO3 + 4 NO2 + H2O
I2(s) + F2(g) = IF5(g) =>
I2(s) + 5 F2(g) = 2 IF5(g)
KCN + H2O2 = KOCN + H2O =>
KCN + H2O2 = KOCN + H2O
CO2 + H2S + H2O = C6H12O6 + SO2 =>
6 CO2 + 4 H2S + 2 H2O = C6H12O6 + 4 SO2
NaCl + H2(SO)4 = Na2(SO)4 + HCl =>
2 NaCl + H2(SO)4 = Na2(SO)4 + 2 HCl
Na2SO4 + Sb(NO3)3 = NaNO3 + Sb2(SO4)3 =>
3 Na2SO4 + 2 Sb(NO3)3 = 6 NaNO3 + Sb2(SO4)3
CuSO4 + Na2S = CuS + Na2SO4 =>
CuSO4 + Na2S = CuS + Na2SO4
NaOH + S2 = Na2S2O3 + Na2S5 + H2O =>
6 NaOH + 6 S2 = Na2S2O3 + 2 Na2S5 + 3 H2O
Al2O3 + NaOH = Al(OH)3 + Na2O =>
Al2O3 + 6 NaOH = 2 Al(OH)3 + 3 Na2O
C2H5Br + NH3 = C2H5NH2 + HBr =>
C2H5Br + NH3 = C2H5NH2 + HBr
HNO3 + H2Se = H2SeO3 + NO2 + H2O =>
6 HNO3 + H2Se = H2SeO3 + 6 NO2 + 3 H2O
C8H8 + C4H6 = C10H14 =>
C8H8 + 8 C4H6 = 4 C10H14
Mn(NO3)2(aq) + (NH4)3PO4(aq) = Mn3(PO4)2(s) + NH4NO3(aq) =>
3 Mn(NO3)2(aq) + 2(NH4)3PO4(aq) = Mn3(PO4)2(s) + 6 NH4NO3(aq)
Na + Fe2(CrO4)3 = Fe + Na2CrO4 =>
6 Na + Fe2(CrO4)3 = 2 Fe + 3 Na2CrO4
Mg(Cl)2 + AgNO3 = Mg(NO3) + Ag(Cl)2 =>
Mg(Cl)2 + AgNO3 = Mg(NO3) + Ag(Cl)2
Cu + NHO3 = Cu(NO3)2 + H2O + N2O =>
4 Cu + 10 NHO3 = 4 Cu(NO3)2 + 5 H2O + N2O
Ca(OH)2(aq) + K2O(aq) = KOH(aq) + CaO(s) =>
Ca(OH)2(aq) + K2O(aq) = 2 KOH(aq) + CaO(s)
Ni(NO3)2 = O2 + NO2 + NiO =>
2 Ni(NO3)2 = O2 + 4 NO2 + 2 NiO
Sn + H2CO3 = Sn2(CO3)3 + H2 =>
2 Sn + 3 H2CO3 = Sn2(CO3)3 + 3 H2
Cl2CoH12O6 = H2O + Cl2CoH10O5 =>
Cl2CoH12O6 = H2O + Cl2CoH10O5
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Al + H2SO4 = AlSO4 + H22 =>
11 Al + 11 H2SO4 = 11 AlSO4 + H22
CuCu2S = Cu3S =>
CuCu2S = Cu3S
KI + AgBr = KBr + AgI =>
KI + AgBr = KBr + AgI
Al + KClO4 + H2SO2 = KCl + Al2(SO4)3 + H2O =>
8 Al + 9 KClO4 + 12 H2SO2 = 9 KCl + 4 Al2(SO4)3 + 12 H2O
K2Cr2O7 + BaCl2 + H2SO4 = Cr2(SO4)3 + Cl2 + BaSO4 + K2SO4 + H2O =>
K2Cr2O7 + 3 BaCl2 + 7 H2SO4 = Cr2(SO4)3 + 3 Cl2 + 3 BaSO4 + K2SO4 + 7 H2O
H2S + NaOH = Na2S + H2O =>
H2S + 2 NaOH = Na2S + 2 H2O
C3H6O + KMnO4 + H2SO4 = CH3COOH + K2SO4 + MnSO4 + H2O =>
10 C3H6O + 8 KMnO4 + 12 H2SO4 = 15 CH3COOH + 4 K2SO4 + 8 MnSO4 + 12 H2O
C6H6 + O2 = CO2 + *H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6*H2O
H2SO4 + KI = K2SO3 + I2 + H2O =>
H2SO4 + 2 KI = K2SO3 + I2 + H2O
H3O + CaCO3 = H2O + Ca + CO2 =>
2 H3O + CaCO3 = 3 H2O + Ca + CO2
P2O3 + HNO3 + H2O = H3PO4 + NO =>
3 P2O3 + 4 HNO3 + 7 H2O = 6 H3PO4 + 4 NO
AgNO3 + K2SiO3 = Ag2SiO3 + KNO3 =>
2 AgNO3 + K2SiO3 = Ag2SiO3 + 2 KNO3
CH3CH2COOH + NaOH = NaCH3CH2COO + H2O =>
CH3CH2COOH + NaOH = NaCH3CH2COO + H2O
KI + HCN = KCN + HI =>
KI + HCN = KCN + HI
H2SO3 + KOH = H2O + K2SO3 =>
H2SO3 + 2 KOH = 2 H2O + K2SO3
HNO3 + Ag3PO4 = HPO4 + Ag3NO3 =>
HNO3 + Ag3PO4 = HPO4 + Ag3NO3
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
Pb(NO3)2 + MgSO4 = PbSO4 + Mg(NO3)2 =>
Pb(NO3)2 + MgSO4 = PbSO4 + Mg(NO3)2
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Équations équilibrées sur11/20/24
Équations équilibrées sur12/20/23
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