| Équations équilibrées la veille |
K2ZnO2 + 4 HNO3 = Zn(NO3)2 + 2 KNO3 + 2 H2O
VO + Al = V + Al2O3 =>
3 VO + 2 Al = 3 V + Al2O3
CH3C(CH3)CHCH3 + KMnO4 + H2O = CH3C(OH)C(OH)CH3 + KOH + MnO2 =>
12 CH3C(CH3)CHCH3 + 20 KMnO4 + 10 H2O = 15 CH3C(OH)C(OH)CH3 + 20 KOH + 20 MnO2
C4H11N + HCl = C4H12NCl =>
C4H11N + HCl = C4H12NCl
Na2O + (NH4)2SO4 = Na2SO4 + H2O + NH3 =>
Na2O + (NH4)2SO4 = Na2SO4 + H2O + 2 NH3
H2S + Fe2O3 = FeO + H2O + S =>
H2S + Fe2O3 = 2 FeO + H2O + S
Cu2 + H2(SO4) = Cu2(SO4)2 + H2O + SO2 =>
Cu2 + 4 H2(SO4) = Cu2(SO4)2 + 4 H2O + 2 SO2
C4H11N + HCl = C4H12NCl =>
C4H11N + HCl = C4H12NCl
CH3C3H3O2N2 + H2O = H2NCH(CH3)COOH + CO2 + NH3 =>
CH3C3H3O2N2 + 2 H2O = H2NCH(CH3)COOH + CO2 + NH3
KI + KNO2 + H2SO4 = K2SO4 + NO + I2 + H2O =>
2 KI + 2 KNO2 + 2 H2SO4 = 2 K2SO4 + 2 NO + I2 + 2 H2O
Be + S8 = BeS8 =>
Be + S8 = BeS8
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Bi(NO3)3 + Na2CO3 = BiCO3 + Na2(NO3)3 =>
Bi(NO3)3 + Na2CO3 = BiCO3 + Na2(NO3)3
C4H8(s) + O2(g) = CO2(g) + H2O(l) =>
C4H8(s) + 6 O2(g) = 4 CO2(g) + 4 H2O(l)
Cd(OH)2 = CdOH2O =>
Cd(OH)2 = CdOH2O
FeCl3 + Cl2 + KOH = K2FeO4 + KCl + H2O =>
2 FeCl3 + 3 Cl2 + 16 KOH = 2 K2FeO4 + 12 KCl + 8 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Bi{3+} + SnO2{-2} + OH{-}1 = SnO3{2-} + H2O + Bi =>
2 Bi{3+} + 3 SnO2{-2} + 6 OH{-}1 = 3 SnO3{2-} + 3 H2O + 2 Bi
N{2} + H{2} = NH{4} =>
N{2} + H{2} = NH{4}
AlNaOH + H2O = NaAlO2 + H2 =>
2 AlNaOH + 2 H2O = 2 NaAlO2 + 3 H2
H(NO2) + KOH = KNO2 + H2O =>
H(NO2) + KOH = KNO2 + H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Ba + K2CrO4 = BaCrO4 + K2 =>
Ba + K2CrO4 = BaCrO4 + K2
CaCN2(s) + H2O(l) = CaCO3(s) + NH3(g) =>
CaCN2(s) + 3 H2O(l) = CaCO3(s) + 2 NH3(g)
NaClO + KI + HCl = NaCl + KCl + I2 + H2O =>
NaClO + 2 KI + 2 HCl = NaCl + 2 KCl + I2 + H2O
CUSO4*3H2O = CUSO4 + H2O =>
CUSO4*3H2O = CUSO4 + 3 H2O
(CH2)6N4 + O2 = CO2 + N2O5 + H2O =>
(CH2)6N4 + 14 O2 = 6 CO2 + 2 N2O5 + 6 H2O
FeAl + HCl = H2 + FeCl2 + Al =>
FeAl + 2 HCl = H2 + FeCl2 + Al
Pb + CuSO4 = Cu + PbSO4 =>
Pb + CuSO4 = Cu + PbSO4
C2H8N2 + N2O4 = N2 + CO2 + H2O =>
C2H8N2 + 2 N2O4 = 3 N2 + 2 CO2 + 4 H2O
C7H6O + C22H21O2P = C11H12O2 + C18H15OP =>
C7H6O + C22H21O2P = C11H12O2 + C18H15OP
MgO = Mg + O2 =>
2 MgO = 2 Mg + O2
PbI2 + AgNO3 = Pb(NO3)2 + AgI =>
PbI2 + 2 AgNO3 = Pb(NO3)2 + 2 AgI
AgClO3 + Na2S = Ag2S + NaClO3 =>
2 AgClO3 + Na2S = Ag2S + 2 NaClO3
Mg(NO3)2 + Li2O = MgO + Li(NO3) =>
Mg(NO3)2 + Li2O = MgO + 2 Li(NO3)
H2SO4(aq) + CaO(s) + H2O = CaSO4*2H2O =>
H2SO4(aq) + CaO(s) + H2O = CaSO4*2H2O
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
Pb2 + SCN1 = Pb(SCN)2 =>
Pb2 + 4 SCN1 = 2 Pb(SCN)2
C2H3NaO2 + Ca(ClO3)2 = C4H6CaO4 + NaClO3 =>
2 C2H3NaO2 + Ca(ClO3)2 = C4H6CaO4 + 2 NaClO3
MnO4{-} + SnO2{2-} + H2O = SnO3{2-} + MnO2 + OH{-} =>
2 MnO4{-} + 3 SnO2{2-} + H2O = 3 SnO3{2-} + 2 MnO2 + 2 OH{-}
Ga + CuCl = Cu + GaCl =>
Ga + CuCl = Cu + GaCl
PbO2 + Cr(OH)3 + OH{-} = PbO2{2-} + CrO4{2-} + H2O =>
3 PbO2 + 2 Cr(OH)3 + 10 OH{-} = 3 PbO2{2-} + 2 CrO4{2-} + 8 H2O
MeH + H2O2 = MeOH + H2O =>
MeH + H2O2 = MeOH + H2O
C5H10O3 + C2H7NO = C5H11NO3 + C2H6O =>
C5H10O3 + C2H7NO = C5H11NO3 + C2H6O
Mn + O2 = Mn2O7 =>
4 Mn + 7 O2 = 2 Mn2O7
TiCl4 + H2O = TiO2 + HCl =>
TiCl4 + 2 H2O = TiO2 + 4 HCl
H2SO4 + AgNO3 = Ag2SO4 + (HNO3) =>
H2SO4 + 2 AgNO3 = Ag2SO4 + 2(HNO3)
Ag(NO3)(NH4)Cl = AgCl(NH4)NO3 =>
Ag(NO3)(NH4)Cl = AgCl(NH4)NO3
Sr(NO3)2 + (NH4)3PO4 = Sr3(PO4)2 + NH4NO3 =>
3 Sr(NO3)2 + 2(NH4)3PO4 = Sr3(PO4)2 + 6 NH4NO3
KHCO3 + C6H8O7 = CO2 + H2O + K3C6H5O7 =>
3 KHCO3 + C6H8O7 = 3 CO2 + 3 H2O + K3C6H5O7
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