| Équations équilibrées la veille |
4 Li2O + N2 = 2 NO2 + 8 Li
BaBr2 + AgNO3 = BaNO3 + AgBr2 =>
BaBr2 + AgNO3 = BaNO3 + AgBr2
CH3NO2 + N2O + OH{-} = CO3{2-} + H2O + N2 =>
2 CH3NO2 + 3 N2O + 4 OH{-} = 2 CO3{2-} + 5 H2O + 4 N2
SeO2 + H2Se = Se + H2O =>
SeO2 + 2 H2Se = 3 Se + 2 H2O
CoCl2 + HCl = CoH + Cl =>
CoCl2 + HCl = CoH + 3 Cl
Ga + As = GaAs =>
Ga + As = GaAs
SO2 + KHCO3 = K2SO3 + CO2 + H2O =>
SO2 + 2 KHCO3 = K2SO3 + 2 CO2 + H2O
Ga + As = GaAs =>
Ga + As = GaAs
Cu + OH = Cu(OH) =>
Cu + OH = Cu(OH)
Ga + As = GaAs =>
Ga + As = GaAs
Na + CaF2 = Ca + NaF2 =>
Na + CaF2 = Ca + NaF2
CaO + LiOH = Ca(OH)2 + Li2O =>
CaO + 2 LiOH = Ca(OH)2 + Li2O
C2H4O2 + Na2CO3 = C2H3NaO2 + CO2 + H2O =>
2 C2H4O2 + Na2CO3 = 2 C2H3NaO2 + CO2 + H2O
H2S + HClO3 = S + HCl + H2O =>
3 H2S + HClO3 = 3 S + HCl + 3 H2O
Na + (CO3)2 = Na2CO3 =>
4 Na + (CO3)2 = 2 Na2CO3
FeSO4 + Ca(HCO3)2 = FeCO3 + H2O + CO2 + CaSO4 =>
FeSO4 + Ca(HCO3)2 = FeCO3 + H2O + CO2 + CaSO4
CF3COOH + CH3I = CF3COOCH3 + HI =>
CF3COOH + CH3I = CF3COOCH3 + HI
HOAc + H2O = OAc{-} + H3O{+} =>
HOAc + H2O = OAc{-} + H3O{+}
KBr + I2 = KI + BrI =>
KBr + I2 = KI + BrI
Al(s) + Cl2(g) = AlCl3(s) =>
2 Al(s) + 3 Cl2(g) = 2 AlCl3(s)
Zn(s) + H3PO4 = Zn3(PO4)2 + H2 =>
3 Zn(s) + 2 H3PO4 = Zn3(PO4)2 + 3 H2
SO2 + Cl2 = SOCl2 + Cl2O =>
SO2 + 2 Cl2 = SOCl2 + Cl2O
Cu(OH)2 + H2Po4 = Cu2(Po4)2 + H2O =>
2 Cu(OH)2 + 2 H2Po4 = Cu2(Po4)2 + 4 H2O
Fe(NO3)3(aq) + (NH4)2CO3(aq) = Fe2(CO3)3 + NH4NO3(aq) =>
2 Fe(NO3)3(aq) + 3(NH4)2CO3(aq) = Fe2(CO3)3 + 6 NH4NO3(aq)
LiAlH4 + C2H4O + H2O = C2H6O + LiOH + Al(OH)3 =>
LiAlH4 + 4 C2H4O + 4 H2O = 4 C2H6O + LiOH + Al(OH)3
NH4 + CIO3 + BaSO4 = (NH4)2SO4 + Ba(CIO3)3 =>
2 NH4 + 3 CIO3 + BaSO4 = (NH4)2SO4 + Ba(CIO3)3
P4 + HNO3 = P2O5 + H2O + NO =>
3 P4 + 20 HNO3 = 6 P2O5 + 10 H2O + 20 NO
Pb(C2H3O2)2 + BaCl2 = Pb + Cl2 + Ba(C2H3O2) =>
Pb(C2H3O2)2 + 2 BaCl2 = Pb + 2 Cl2 + 2 Ba(C2H3O2)
B2(SO4)3 + KOH = K2SO4 + H3BO3 =>
B2(SO4)3 + 6 KOH = 3 K2SO4 + 2 H3BO3
Pb(s) + S(s) = PbS(s) =>
Pb(s) + S(s) = PbS(s)
HNO3 + Pb(NO3)2 = Pb(NO3)4 + NO + H2O =>
8 HNO3 + 3 Pb(NO3)2 = 3 Pb(NO3)4 + 2 NO + 4 H2O
K2Cr2O7 + NaOH = CrO4 + K + Na + H =>
K2Cr2O7 + NaOH = 2 CrO4 + 2 K + Na + H
Ni(C2H3O2)3 + H2S = Ni2S3 + HC2H3O2 =>
2 Ni(C2H3O2)3 + 3 H2S = Ni2S3 + 6 HC2H3O2
CuSO4 + K4[Fe(CN)6] = K2SO4 + Cu2[Fe(CN)6](kt) =>
2 CuSO4 + K4[Fe(CN)6] = 2 K2SO4 + Cu2[Fe(CN)6](kt)
C2H5Cl + H2O = C2H5OH + HCl =>
C2H5Cl + H2O = C2H5OH + HCl
NaF + YCl3 = NaYF4 + NaCl =>
4 NaF + YCl3 = NaYF4 + 3 NaCl
Na2CO3 + Sb2O5 = NaSbO3 + CO2 =>
Na2CO3 + Sb2O5 = 2 NaSbO3 + CO2
Pb + H2S + O2 = Pb(SO2) + H2 =>
Pb + H2S + O2 = Pb(SO2) + H2
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
NaHCO3 + HC2H3O2 = NaH2CO3 + C2H3O2 =>
NaHCO3 + HC2H3O2 = NaH2CO3 + C2H3O2
H2CO3 + H2O = HCO3{-} + H3O{+} =>
H2CO3 + H2O = HCO3{-} + H3O{+}
S8 + S2F10 = SF4 =>
S8 + 16 S2F10 = 40 SF4
CU + PBSO4 = CUSO4 + PB =>
CU + PBSO4 = CUSO4 + PB
Be(NO3)2 = O2 + Be(NO2)2 =>
Be(NO3)2 = O2 + Be(NO2)2
C7H14O4 + O2 = CO2 + H2O =>
2 C7H14O4 + 17 O2 = 14 CO2 + 14 H2O
K2CrO4 + NaNO2 + H2O = Cr(OH)3 + NaNO3 + KOH =>
2 K2CrO4 + 3 NaNO2 + 5 H2O = 2 Cr(OH)3 + 3 NaNO3 + 4 KOH
CH3CO2H + Al(OH)3 = H2O + Al(CH3CO2)3 =>
3 CH3CO2H + Al(OH)3 = 3 H2O + Al(CH3CO2)3
C2H5OH + K2Cr2O7 + H2SO4 = C2H4O + KSO4 + Cr2(SO4)3 + H2O =>
2 C2H5OH + K2Cr2O7 + 5 H2SO4 = 2 C2H4O + 2 KSO4 + Cr2(SO4)3 + 7 H2O
NiCl2 + Na2CO3 + H2O = Ni(OH)2 + NaCl + CO2 =>
NiCl2 + Na2CO3 + H2O = Ni(OH)2 + 2 NaCl + CO2
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Équations équilibrées sur12/13/24
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