| Équations équilibrées la veille | Équations équilibrées le lendemain |
N2 + 3 H2 = 2 NH3
SiO2 + NaOH = Na2SiO3 + H2O =>
SiO2 + 2 NaOH = Na2SiO3 + H2O
C2H2 + H2 = C4H10 =>
2 C2H2 + 3 H2 = C4H10
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
FeCl2 + K2CO3 = Fe2(CO3)2 + KCl =>
2 FeCl2 + 2 K2CO3 = Fe2(CO3)2 + 4 KCl
Rb + H2O = RbOH + H2 =>
2 Rb + 2 H2O = 2 RbOH + H2
Cu = Cu{2+} + {-} =>
Cu = Cu{2+} + 2e
Ta + Cl2 = TaCl5 =>
2 Ta + 5 Cl2 = 2 TaCl5
CH3CONH2 + HCl = CH3COCl + NH3 =>
CH3CONH2 + HCl = CH3COCl + NH3
CuOH + HCI = CuCI + H2O =>
CuOH + HCI = CuCI + H2O
C2H5OH + H3NO3S = (CH3)2C(OSO3H)C(O)NH2 + H2 =>
2 C2H5OH + H3NO3S = (CH3)2C(OSO3H)C(O)NH2 + 3 H2
Hg + HNO3 = Hg(NO3)2 + NO + H2O =>
3 Hg + 8 HNO3 = 3 Hg(NO3)2 + 2 NO + 4 H2O
Cl2 + HBr = HCl + Br2 =>
Cl2 + 2 HBr = 2 HCl + Br2
Ni + HNO3 = Ni(NO3)2 + NO2 + H2O =>
Ni + 4 HNO3 = Ni(NO3)2 + 2 NO2 + 2 H2O
KNCS + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + CO2 + NO2 + K2SO4 + H2O =>
2 KNCS + 5 K2Cr2O7 + 19 H2SO4 = 5 Cr2(SO4)3 + 2 CO2 + 2 NO2 + 6 K2SO4 + 19 H2O
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P + CO =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 2 P + 5 CO
[Co(C2H8N2)3]ClC4H4O6 + NaI = [Co(C2H8N2)3] + I3 + C4H4O6 + NaCl =>
3[Co(C2H8N2)3]ClC4H4O6 + 3 NaI = 3[Co(C2H8N2)3] + I3 + 3 C4H4O6 + 3 NaCl
K + O = K2O =>
2 K + O = K2O
Cr2O3 + H3PO4 = CrPO4 + H2O =>
Cr2O3 + 2 H3PO4 = 2 CrPO4 + 3 H2O
Ca(CN)2 = CaCN2 + C =>
Ca(CN)2 = CaCN2 + C
Pb(NO3)2 + Br2 = (NO3)2 + Pb(Br)2 =>
Pb(NO3)2 + Br2 = (NO3)2 + Pb(Br)2
CuSO4 + NH3 = N2(SO4)3 + CuH2 =>
3 CuSO4 + 2 NH3 = N2(SO4)3 + 3 CuH2
H2 + Na2CO3 = Na + H2CO3 =>
H2 + Na2CO3 = 2 Na + H2CO3
P2H2 + KMnO4 + H2SO4 = H2O + H3PO4 + K2SO4 + MnSO4 =>
5 P2H2 + 12 KMnO4 + 18 H2SO4 = 8 H2O + 10 H3PO4 + 6 K2SO4 + 12 MnSO4
KO2 + KI + H2SO4 = K2SO4 + I2 + H2O =>
2 KO2 + 6 KI + 4 H2SO4 = 4 K2SO4 + 3 I2 + 4 H2O
Al2O3 + S = Al2S3 + O2 =>
2 Al2O3 + 6 S = 2 Al2S3 + 3 O2
(NH4)3PO4 + Pb(NO3)5 = Pb3(PO4)5 + NH4NO3 =>
5(NH4)3PO4 + 3 Pb(NO3)5 = Pb3(PO4)5 + 15 NH4NO3
C9H20 + O2 = CO2 + H2O =>
C9H20 + 14 O2 = 9 CO2 + 10 H2O
C2H6 + HNO3 = C2H5NO2 + H2O =>
C2H6 + HNO3 = C2H5NO2 + H2O
Hg(NO3)2 + NaS = HgS2 + NaNO3 =>
Hg(NO3)2 + 2 NaS = HgS2 + 2 NaNO3
*Ca + H2O = Ca(OH)2 + H2 =>
*Ca + 2 H2O = Ca(OH)2 + H2
[Cr(NH2CONH2)6]4[Cr(CN)6]3 + KMnO4 + HCl = K2Cr2O7 + CO2 + KNO3 + MnCl2 + KCl + H2O =>
10[Cr(NH2CONH2)6]4[Cr(CN)6]3 + 1176 KMnO4 + 2798 HCl = 35 K2Cr2O7 + 420 CO2 + 660 KNO3 + 1176 MnCl2 + 446 KCl + 1879 H2O
Na3[Cr(OH)6] + NaOH + Cl2 = Na2CrO4 + NaCl + H2O =>
2 Na3[Cr(OH)6] + 4 NaOH + 3 Cl2 = 2 Na2CrO4 + 6 NaCl + 8 H2O
NH3 + NO2 = N2 + H2O =>
8 NH3 + 6 NO2 = 7 N2 + 12 H2O
Fe + H2O = Fe(OH)3 + H2 =>
2 Fe + 6 H2O = 2 Fe(OH)3 + 3 H2
C6H10 + H2 = C6H12 =>
C6H10 + H2 = C6H12
Ag + N2 = Ag3N =>
6 Ag + N2 = 2 Ag3N
F2 + SrCl2 = SrF2 + Cl2 =>
F2 + SrCl2 = SrF2 + Cl2
Pb + Na + C2H5Cl = Pb(C2H5)4 + NaCl =>
Pb + 4 Na + 4 C2H5Cl = Pb(C2H5)4 + 4 NaCl
NOCl + KOH + KClO2 = KCl + KNO3 + H2O =>
2 NOCl + 4 KOH + KClO2 = 3 KCl + 2 KNO3 + 2 H2O
Na2SiO3 + SO2 = Na2S + Na2SO4 + SiO2 =>
4 Na2SiO3 + 4 SO2 = Na2S + 3 Na2SO4 + 4 SiO2
N2CO3 + HCl = HCO3 + N2Cl =>
N2CO3 + HCl = HCO3 + N2Cl
C6H12O6 = C2H6O + CO2 =>
C6H12O6 = 2 C2H6O + 2 CO2
F2 + NaC1 = NaF + (C1)2 =>
F2 + 2 NaC1 = 2 NaF + (C1)2
C2H5OH + KCl = C2H5Cl + KOH =>
C2H5OH + KCl = C2H5Cl + KOH
Fe(OH)2 + HNO3 = FeOHNO3 + H2O =>
Fe(OH)2 + HNO3 = FeOHNO3 + H2O
FeO + O2 = Fe3(O4) =>
6 FeO + O2 = 2 Fe3(O4)
K2S2O8 + MnSO4 + KOH = K2SO4 + KMnO4 + H2O =>
5 K2S2O8 + 2 MnSO4 + 16 KOH = 12 K2SO4 + 2 KMnO4 + 8 H2O
Cu = Cu2 =>
2 Cu = Cu2
P + I = PI3 =>
P + 3 I = PI3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/24/24
Équations équilibrées sur11/23/23
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