| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2Cr2O7 + 6 Fe(NH4)2(SO4)2 + 7 H2SO4 = 3 Fe2(SO4)3 + K2SO4 + 6(NH4)2SO4 + 7 H2O + Cr2(SO4)3
ZrO(NO3)2H2O + Y(NO3)3H12O6 = Zr95Y5O197 + N2 + H2O + O2 =>
190 ZrO(NO3)2H2O + 10 Y(NO3)3H12O6 = 2 Zr95Y5O197 + 205 N2 + 250 H2O + 513 O2
Na2CrO4 + Ca(OH)2 = NaOH + CaCrO4 =>
Na2CrO4 + Ca(OH)2 = 2 NaOH + CaCrO4
K4Fe(Cn)6 + FeCl3 = Fe4[Fe(Cn)6]3 + KCl =>
3 K4Fe(Cn)6 + 4 FeCl3 = Fe4[Fe(Cn)6]3 + 12 KCl
N2 + H2 = (HN3) =>
3 N2 + H2 = 2(HN3)
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
NO3{-} + Ca + H2O = NO + Ca{2+} + OH{-} =>
2 NO3{-} + 3 Ca + 4 H2O = 2 NO + 3 Ca{2+} + 8 OH{-}
ZnCl2 + K3Fe(CN)6 = ZnKFe(CN)6 + KCl =>
ZnCl2 + K3Fe(CN)6 = ZnKFe(CN)6 + 2 KCl
Ca(OH)3 + Li = LiOH + Ca =>
Ca(OH)3 + 3 Li = 3 LiOH + Ca
VCl5 + (NH4)3PO4 = V3(PO4)5 + ClNH4 =>
3 VCl5 + 5(NH4)3PO4 = V3(PO4)5 + 15 ClNH4
O2 + C21H44 = CO + H2O =>
43 O2 + 2 C21H44 = 42 CO + 44 H2O
Cu2O + SiO2 = Cu2Si2O5 =>
Cu2O + 2 SiO2 = Cu2Si2O5
Pb5 + HNO3 = Pb(NO3)2 + H2O + NO =>
3 Pb5 + 40 HNO3 = 15 Pb(NO3)2 + 20 H2O + 10 NO
Cl2 + NaF = NaCl + F2 =>
Cl2 + 2 NaF = 2 NaCl + F2
Li2Al2SiO6 + CaO = Li2O + Ca2SiO4 + CaAl2O4 =>
Li2Al2SiO6 + 3 CaO = Li2O + Ca2SiO4 + CaAl2O4
HCl + KNO2 = HNO2 + KCl =>
HCl + KNO2 = HNO2 + KCl
K2[Zn(OH)4] + H2SO4 = ZnSO4 + K2SO4 + H2O =>
K2[Zn(OH)4] + 2 H2SO4 = ZnSO4 + K2SO4 + 4 H2O
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
H3N + O2 = H2O + NO =>
4 H3N + 5 O2 = 6 H2O + 4 NO
LiCl2 + Na = NaCl + Li =>
LiCl2 + 2 Na = 2 NaCl + Li
F2 + Ar = ArF2 =>
F2 + Ar = ArF2
NO2 + SO2 = SO3 + NO =>
NO2 + SO2 = SO3 + NO
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Ca + Au2O3 = CaO + Au =>
3 Ca + Au2O3 = 3 CaO + 2 Au
Si + Cl2 = SiCl4 =>
Si + 2 Cl2 = SiCl4
Mn + HClO = MnO + Cl + H =>
Mn + HClO = MnO + Cl + H
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CO + Cr2O3 = CO2 + Cr =>
3 CO + Cr2O3 = 3 CO2 + 2 Cr
Cu + HCl = CuCl2 + H2 =>
Cu + 2 HCl = CuCl2 + H2
Na2HPO4 + KOH = Na3PO4 + K3PO4 + H2O =>
3 Na2HPO4 + 3 KOH = 2 Na3PO4 + K3PO4 + 3 H2O
Zn3P2 + HCl = ZnCl2 + H3P =>
Zn3P2 + 6 HCl = 3 ZnCl2 + 2 H3P
KClO3 = O2 + KCl = Mg + O2 = MgO =>
2 KClO3 = 3 O2 + 2 KCl
Mg + HgNO3 = Mg(NO3)2 + Hg =>
Mg + 2 HgNO3 = Mg(NO3)2 + 2 Hg
C7H9NO2 + O2 = CO2 + H2O + HCN =>
C7H9NO2 + 7 O2 = 6 CO2 + 4 H2O + HCN
H2C4 + O2 = HO2 + C2O =>
H2C4 + 3 O2 = 2 HO2 + 2 C2O
MnSO4 + NaOH + Br2 = Na2MnO4 + NaBr + Na2SO4 + H2O =>
MnSO4 + 8 NaOH + 2 Br2 = Na2MnO4 + 4 NaBr + Na2SO4 + 4 H2O
K2SO4 + Al2(SO4)3 + H2O = KAl(SO4)2*H2O =>
K2SO4 + Al2(SO4)3 + 2 H2O = 2 KAl(SO4)2*H2O
H3PO4 + Ca = Ca3(PO4)2 + H2 =>
2 H3PO4 + 3 Ca = Ca3(PO4)2 + 3 H2
HIO4 + LiOH = LiH2IO5 =>
HIO4 + LiOH = LiH2IO5
HNO3(aq) + Na3PO4(aq) = H3PO4 + NaNO3 =>
3 HNO3(aq) + Na3PO4(aq) = H3PO4 + 3 NaNO3
HNO3 + HNO2 = H2O + N2O4 =>
HNO3 + HNO2 = H2O + N2O4
N2 + H2O = NH3 + O2 =>
2 N2 + 6 H2O = 4 NH3 + 3 O2
NaCl + C = NaC + Cl =>
NaCl + C = NaC + Cl
HNO3(ac) + I2(g) = NO2(s) + H2O(l) + HIO3(ac) =>
10 HNO3(ac) + I2(g) = 10 NO2(s) + 4 H2O(l) + 2 HIO3(ac)
H{+} + CrO7{2-} + C2H5OH = Cr{3+} + CH3COOH + H2O =>
20 H{+} + 4 CrO7{2-} + 9 C2H5OH = 4 Cr{3+} + 9 CH3COOH + 19 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
C9H10O + KMnO4 + H2SO4 = C9H6O6 + K2SO4 + MnSO4 + H2O =>
5 C9H10O + 14 KMnO4 + 21 H2SO4 = 5 C9H6O6 + 7 K2SO4 + 14 MnSO4 + 31 H2O
KNO2 + Br2 + H2SO4 = NO + KBrO3 + K2SO4 + H2O =>
10 KNO2 + Br2 + 4 H2SO4 = 10 NO + 2 KBrO3 + 4 K2SO4 + 4 H2O
HNO3 + Ag(NH3)2 + HCl = AgCl + NH3 + H2O =>
HNO3 + 8 Ag(NH3)2 + 8 HCl = 8 AgCl + 17 NH3 + 3 H2O
Fe(s) + HCl(aq) + H2O2 = FeCl3(aq) + H2O(g) =>
2 Fe(s) + 6 HCl(aq) + 3 H2O2 = 2 FeCl3(aq) + 6 H2O(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/28/24
Équations équilibrées sur01/27/24
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