Équations équilibrées la veille |
CaCO3 + 2 NaF = CaF2 + Na2CO3
HS{-} + H2O = S{-2} + H3O{+} =>
HS{-} + H2O = S{-2} + H3O{+}
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
P(s) + O2(g) = P4O10(s) =>
4 P(s) + 5 O2(g) = P4O10(s)
Cl + O = Cl2O3 =>
2 Cl + 3 O = Cl2O3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H2S + OH = H2O + HS =>
H2S + OH = H2O + HS
H2S + H2O = H3O + HS =>
H2S + H2O = H3O + HS
C4H9NO2 + NaOH = C2H4NNaO2 + C2H6O =>
C4H9NO2 + NaOH = C2H4NNaO2 + C2H6O
NiSO4(aq) + NaOH(aq) = Ni(OH)2 + Na2SO4(aq) =>
NiSO4(aq) + 2 NaOH(aq) = Ni(OH)2 + Na2SO4(aq)
HN3 = N2 + NH3 =>
3 HN3 = 4 N2 + NH3
Na3N + HCl = NH4Cl + NaCl =>
Na3N + 4 HCl = NH4Cl + 3 NaCl
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
NaOH(aq) + CuSO4(aq) = Na2SO4 + Cu(OH)2 =>
2 NaOH(aq) + CuSO4(aq) = Na2SO4 + Cu(OH)2
SrCl2 + MnSO4 = SrSO4 + MnCl2 =>
SrCl2 + MnSO4 = SrSO4 + MnCl2
HS{-} + H2O = S{2-} + H3O{+} =>
HS{-} + H2O = S{2-} + H3O{+}
FeSO4*7H2O + H2C2O4*2H2O = FeC2O4 + H2SO4 + H2O =>
FeSO4*7H2O + H2C2O4*2H2O = FeC2O4 + H2SO4 + 9 H2O
Zn(OH)2 = ZnO + H2O =>
Zn(OH)2 = ZnO + H2O
P(s) + O2(g) = P2O5(s) =>
4 P(s) + 5 O2(g) = 2 P2O5(s)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Cu(OH)2 + KOH = K2[Cu(OH)4] =>
Cu(OH)2 + 2 KOH = K2[Cu(OH)4]
Sn(NO3)2(aq) + K3PO4 = Sn3(PO4)2 + KNO3 =>
3 Sn(NO3)2(aq) + 2 K3PO4 = Sn3(PO4)2 + 6 KNO3
CuSO4(aq) + Na2CO3(aq) = CuCO3(s) + Na2SO4(aq) =>
CuSO4(aq) + Na2CO3(aq) = CuCO3(s) + Na2SO4(aq)
Cl + O = Cl2O =>
2 Cl + O = Cl2O
ZnCO3 + NaOH = Zn(OH)2 + Na2CO3 =>
ZnCO3 + 2 NaOH = Zn(OH)2 + Na2CO3
KMnO4 + I2 = MnO + KIO3 =>
2 KMnO4 + I2 = 2 MnO + 2 KIO3
Al2(CO3)3 + HC2H3O2 = Al(C2H3O2)3 + H2CO3 =>
Al2(CO3)3 + 6 HC2H3O2 = 2 Al(C2H3O2)3 + 3 H2CO3
C6H5SO3H + NaOH = C6H5ONa + SO2 + H2O =>
C6H5SO3H + NaOH = C6H5ONa + SO2 + H2O
H2S + H2O = H2 + SO2 =>
H2S + 2 H2O = 3 H2 + SO2
HN3 = H + N =>
HN3 = H + 3 N
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Br2 + Cu = CuBr2 =>
Br2 + Cu = CuBr2
KSO4 + BaBr2 = BaSO4 + KBr2 =>
KSO4 + BaBr2 = BaSO4 + KBr2
K2MoO4 + (NH4)2S + H2O = K2MoS4 + NH4OH =>
K2MoO4 + 4(NH4)2S + 4 H2O = K2MoS4 + 8 NH4OH
Ph + Br = PhBr =>
Ph + Br = PhBr
P2H4 = PH3 + P4H2 =>
5 P2H4 = 6 PH3 + P4H2
Mg[NO3]2 + K3PO4 = Mg3[PO4]2 + KNO3 =>
3 Mg[NO3]2 + 2 K3PO4 = Mg3[PO4]2 + 6 KNO3
NaOH = H2 + Na + HO2 =>
4 NaOH = H2 + 4 Na + 2 HO2
NH4 + HCl = NH4Cl + H2 =>
2 NH4 + 2 HCl = 2 NH4Cl + H2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CuSO4(aq) + NaOH(aq) = Cu(OH)2(aq) + Na2SO4(aq) =>
CuSO4(aq) + 2 NaOH(aq) = Cu(OH)2(aq) + Na2SO4(aq)
C7H6O3 + O2 = CO2 + H2O =>
C7H6O3 + 7 O2 = 7 CO2 + 3 H2O
Cu(OH)2 + KOH = K2CuO2 + H2O =>
Cu(OH)2 + 2 KOH = K2CuO2 + 2 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
HCH3CO2 + H2O = CH3CO2 + H3O =>
HCH3CO2 + H2O = CH3CO2 + H3O
Mn(NO2)2 + BeCl2 = Be(NO2)2 + MnCl2 =>
Mn(NO2)2 + BeCl2 = Be(NO2)2 + MnCl2
P(s) + O2(g) = P2O5(g) =>
4 P(s) + 5 O2(g) = 2 P2O5(g)
Cl + O = Cl2O7 =>
2 Cl + 7 O = Cl2O7
KMnO4 + I2 = KI + MnO4 =>
2 KMnO4 + I2 = 2 KI + 2 MnO4
C6H5NH3Cl + H2O = H3O + C6H5NH2Cl =>
C6H5NH3Cl + H2O = H3O + C6H5NH2Cl
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