| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 H2 + 2 N3O = 2 H2O + 3 N2
Na + H2PO4 = Na(PO4) + H2 =>
Na + H2PO4 = Na(PO4) + H2
NaBr + KIO4 + H2S04 = Br2 + KI + H2O + Na2SO4 =>
32 NaBr + 17 KIO4 + 4 H2S04 = 16 Br2 + 17 KI + 4 H2O + 16 Na2SO4
Sn(CO3)2 + K2S = SnS2 + K2CO3 =>
Sn(CO3)2 + 2 K2S = SnS2 + 2 K2CO3
Cr2(SO4)3(aq) + Na2CO3(aq) = Cr2(CO3)3(s) + Na2SO4(aq) =>
Cr2(SO4)3(aq) + 3 Na2CO3(aq) = Cr2(CO3)3(s) + 3 Na2SO4(aq)
Ag(NH3)2{+} + RCHO + H2O = Ag + RCOO{-} + NH3 + NH4{+} =>
2 Ag(NH3)2{+} + RCHO + H2O = 2 Ag + RCOO{-} + NH3 + 3 NH4{+}
Na2SO3 + KCr2O7 + HCl = Na2SO4 + KCl + CrCl3 + H2O =>
7 Na2SO3 + 2 KCr2O7 + 14 HCl = 7 Na2SO4 + 2 KCl + 4 CrCl3 + 7 H2O
Zn + Hg(NO3)2 = Zn(NO3)2 + Hg =>
Zn + Hg(NO3)2 = Zn(NO3)2 + Hg
CH3COOH(l) + O2 = H2O(l) + CO2(g) =>
CH3COOH(l) + 2 O2 = 2 H2O(l) + 2 CO2(g)
MnO2 + H{+} + NO2{-} = NO3{-} + Mn{+2} + H2O =>
MnO2 + 2 H{+} + NO2{-} = NO3{-} + Mn{+2} + H2O
Cr(OH)3 + KI + H2SO4 = K2Cr2O7 + I2 + H2O + Cr2SO4 =>
6 Cr(OH)3 + 2 KI + 2 H2SO4 = K2Cr2O7 + I2 + 11 H2O + 2 Cr2SO4
PbCl2 + H2O = Cl + H + Pb(OH)2 =>
PbCl2 + 2 H2O = 2 Cl + 2 H + Pb(OH)2
KNO2 + ZnCl2 = KCl + (NO2)2Zn =>
2 KNO2 + ZnCl2 = 2 KCl + (NO2)2Zn
CrCl3 + H2O + (NH4)2S2O8 = H2SO4 + NH4Cl + HCl + (NH4)2Cr2O7 =>
2 CrCl3 + 7 H2O + 3(NH4)2S2O8 = 6 H2SO4 + 4 NH4Cl + 2 HCl + (NH4)2Cr2O7
K2S + HCl + K2MnO4 = KCl + MnCl2 + S + H2O =>
2 K2S + 8 HCl + K2MnO4 = 6 KCl + MnCl2 + 2 S + 4 H2O
Na2SiO3 + CH3COOH = CH3COONa + H2SiO3 =>
Na2SiO3 + 2 CH3COOH = 2 CH3COONa + H2SiO3
Mg(OH)2 + Al(OH)3 = Mg3(AlO3)2 + H2O =>
3 Mg(OH)2 + 2 Al(OH)3 = Mg3(AlO3)2 + 6 H2O
FeSO4 + KNO2 + H2SO4 = N2 + Fe2(SO4)3 + K2SO4 + H2O =>
6 FeSO4 + 2 KNO2 + 4 H2SO4 = N2 + 3 Fe2(SO4)3 + K2SO4 + 4 H2O
C6H5NH2 + HNO3 = C6H5OH + N2 + H2O =>
5 C6H5NH2 + 3 HNO3 = 5 C6H5OH + 4 N2 + 4 H2O
Mn + Al(C2H3O2)3 = Al + Mn(C2H3O2)4 =>
3 Mn + 4 Al(C2H3O2)3 = 4 Al + 3 Mn(C2H3O2)4
NaI + F = I2 + NaF2 =>
2 NaI + 4 F = I2 + 2 NaF2
CH2O + H2O = CH2O2 + CH4O =>
2 CH2O + H2O = CH2O2 + CH4O
C + Al = Al2C3 =>
3 C + 2 Al = Al2C3
Ca + Zn(No3)2 = Ca(No3)2 + Zn =>
Ca + Zn(No3)2 = Ca(No3)2 + Zn
Ca3(PO4)2 + HNO3 = Ca(NO3)2 + H3PO4 =>
Ca3(PO4)2 + 6 HNO3 = 3 Ca(NO3)2 + 2 H3PO4
H3RuCl6 + Zn + NH3 = ZnCl2 + [Ru(NH3)6]Cl2 + H2 =>
2 H3RuCl6 + 4 Zn + 12 NH3 = 4 ZnCl2 + 2[Ru(NH3)6]Cl2 + 3 H2
CH2O + Ag(NH3)2OH = Ag + HCOONH4 + NH3 + H2O =>
CH2O + 2 Ag(NH3)2OH = 2 Ag + HCOONH4 + 3 NH3 + H2O
CrCl3 + H2(SO4) = Cr2(SO4)3 + hydrochloricacid =>
2 CrCl3 + 3 H2(SO4) = Cr2(SO4)3 + 6 HCl
MnSO4 + (NH)42S2O8 + H2O = MnO2 + H2SO4 + (NH4)2SO4 =>
44 MnSO4 + (NH)42S2O8 + 88 H2O = 44 MnO2 + 25 H2SO4 + 21(NH4)2SO4
B(HCO3)3 + Ca = Ca(HCO3)2 + B =>
2 B(HCO3)3 + 3 Ca = 3 Ca(HCO3)2 + 2 B
K2O + SO3 = K2SO3 + O2 =>
2 K2O + 2 SO3 = 2 K2SO3 + O2
Co2 + MgOH2 = MgCo3 + H2O =>
3 Co2 + 2 MgOH2 = 2 MgCo3 + 2 H2O
Pb3O4 + KI + HNO3 = Pb(NO3)2 + KNO3 + H2O + I2 =>
Pb3O4 + 2 KI + 8 HNO3 = 3 Pb(NO3)2 + 2 KNO3 + 4 H2O + I2
CH3COO + NaH = CH3COOH + CH3COONa =>
2 CH3COO + NaH = CH3COOH + CH3COONa
HCl(aq) + Mg(OH)2(s) = MgCl2(aq) + H2O(l) =>
2 HCl(aq) + Mg(OH)2(s) = MgCl2(aq) + 2 H2O(l)
Fe(OH)3 + KI = Fe(OH)2 + I2 + KOH =>
2 Fe(OH)3 + 2 KI = 2 Fe(OH)2 + I2 + 2 KOH
Mg(s) + Cr{3+}(aq) = Mg{2+}(aq) + Cr(s) =>
3 Mg(s) + 2 Cr{3+}(aq) = 3 Mg{2+}(aq) + 2 Cr(s)
SnCl2 + HgCl2 + HCl = H2[SnCl6] + Hg =>
SnCl2 + HgCl2 + 2 HCl = H2[SnCl6] + Hg
Mg(NO3)2(aq) + K2CO3(aq) = KNO3(aq) + MgCO3(s) =>
Mg(NO3)2(aq) + K2CO3(aq) = 2 KNO3(aq) + MgCO3(s)
H2SO3 + Ga(OH)3 = [Ga(OH)2]2SO3 + H2O =>
H2SO3 + 2 Ga(OH)3 = [Ga(OH)2]2SO3 + 2 H2O
Zn + HNO3(dil) = Zn(NO3)2 + N2O + H2O =>
4 Zn + 10 HNO3(dil) = 4 Zn(NO3)2 + N2O + 5 H2O
CaF2Ca3(PO4)2 + H2SO4 + H2O = CaSO4*2H2O + H3PO4 + HF =>
CaF2Ca3(PO4)2 + 4 H2SO4 + 8 H2O = 4 CaSO4*2H2O + 2 H3PO4 + 2 HF
Ag(CO3) = CO2 + AgO =>
Ag(CO3) = CO2 + AgO
K2S + HCl + K2MnO4 = KCl + MnCl2 + S + H2O =>
2 K2S + 8 HCl + K2MnO4 = 6 KCl + MnCl2 + 2 S + 4 H2O
C8H4O + O2 = CO2 + H2O =>
2 C8H4O + 17 O2 = 16 CO2 + 4 H2O
Br2 + NMe4Br = NMe4Br5 =>
2 Br2 + NMe4Br = NMe4Br5
FeO + SO3 = Fe(SO4) =>
FeO + SO3 = Fe(SO4)
H2SO3(aq) + NH3(aq) = NH4 + HSO3 =>
H2SO3(aq) + NH3(aq) = NH4 + HSO3
CuO + HNO3 + NH3 = Cu(NO3)2(NH3)4(H2O) =>
CuO + 2 HNO3 + 4 NH3 = Cu(NO3)2(NH3)4(H2O)
KHC4H4O6 + NaOH = H2O + NaKH2C4O5 =>
KHC4H4O6 + NaOH = 2 H2O + NaKH2C4O5
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/19/24
Équations équilibrées sur01/18/24
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