| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Fe + Cu3(SO4)2 = Fe3(SO4)2 + 3 Cu
NaHCO3 + K2Cr2O7 = KHCO3 + Na2Cr2O7 =>
2 NaHCO3 + K2Cr2O7 = 2 KHCO3 + Na2Cr2O7
H2Cr2O7 + Na2CO3 = Na2CrO4 + CO2 + H2O =>
H2Cr2O7 + 2 Na2CO3 = 2 Na2CrO4 + 2 CO2 + H2O
FeBr3 + HNO3 = Fe(NO3)3 + Br2 + NO2 + H2O =>
2 FeBr3 + 12 HNO3 = 2 Fe(NO3)3 + 3 Br2 + 6 NO2 + 6 H2O
HMnO4 + Hg = HgMnO4 + H2 =>
2 HMnO4 + 2 Hg = 2 HgMnO4 + H2
NaMnO4 + HNO3 + NaCl = NaNO3 + Mn(NO3)2 + Cl2 + H2O =>
2 NaMnO4 + 16 HNO3 + 10 NaCl = 12 NaNO3 + 2 Mn(NO3)2 + 5 Cl2 + 8 H2O
Cl2O + O2 = ClO =>
2 Cl2O + O2 = 4 ClO
HVO3 + Na2SO3 + H2SO4 = VO5S + Na2SO4 + H2O =>
2 HVO3 + Na2SO3 + 2 H2SO4 = 2 VO5S + Na2SO4 + 3 H2O
Cu + CO2 = CuC + O2 =>
Cu + CO2 = CuC + O2
NaBH4 + O2 = NaBO2 + H2O =>
NaBH4 + 2 O2 = NaBO2 + 2 H2O
NO2 + O2 = N2O5 =>
4 NO2 + O2 = 2 N2O5
(NH4)2[Be(CO3)2] = (NH4)2CO3BeCO3 =>
(NH4)2[Be(CO3)2] = (NH4)2CO3BeCO3
CoCl2 + NaOH = Na2Co + ClOH =>
CoCl2 + 2 NaOH = Na2Co + 2 ClOH
B2H6(g) + H2O = H3BO3(s) + H2(g) =>
B2H6(g) + 6 H2O = 2 H3BO3(s) + 6 H2(g)
NaHCO3 + K2Cr2O7 = KHCO3 + Na2Cr2O7 =>
2 NaHCO3 + K2Cr2O7 = 2 KHCO3 + Na2Cr2O7
Mg(OH)2 + AgNO3 + HCl = AgCl + Mg(NO3)2 + H2O =>
Mg(OH)2 + 2 AgNO3 + 2 HCl = 2 AgCl + Mg(NO3)2 + 2 H2O
C2H4Br + HBr = C2H3Br3 + H2 =>
2 C2H4Br + 4 HBr = 2 C2H3Br3 + 3 H2
Lv + N = LvN =>
Lv + N = LvN
C2H3COONa + H3O = C2H4COONa + H2O =>
C2H3COONa + H3O = C2H4COONa + H2O
HMnO4 + Hg = HgMnO4 + H2 =>
2 HMnO4 + 2 Hg = 2 HgMnO4 + H2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
C8H7NO2 + NaBH4 + H2O = C8H9NO2 + NaB(OH)3 =>
7 C8H7NO2 + 2 NaBH4 + 6 H2O = 7 C8H9NO2 + 2 NaB(OH)3
P4S3 + O2 = P4O10 + SO2 =>
P4S3 + 8 O2 = P4O10 + 3 SO2
Fe + NH4SCN = [Fe(SCN)6]3 + NH4 =>
3 Fe + 18 NH4SCN = [Fe(SCN)6]3 + 18 NH4
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
NaHCO3 + K2Cr2O7 = KHCO3 + Na2Cr2O7 =>
2 NaHCO3 + K2Cr2O7 = 2 KHCO3 + Na2Cr2O7
ZnCl2 + NH3 = Zn(NH3)4Cl2 =>
ZnCl2 + 4 NH3 = Zn(NH3)4Cl2
NaHCO3 + K2Cr2O7 = KHCO3 + Na2Cr2O7 =>
2 NaHCO3 + K2Cr2O7 = 2 KHCO3 + Na2Cr2O7
C2H4Br + HBr = C2H3Br3 + H2 =>
2 C2H4Br + 4 HBr = 2 C2H3Br3 + 3 H2
C12H24O12 = C12H22O11 + H2O =>
C12H24O12 = C12H22O11 + H2O
CO(NH2)2 + H2O = (NH4)2CO3 =>
CO(NH2)2 + 2 H2O = (NH4)2CO3
C2H4Br + HBr = C2H3Br3 + H2 =>
2 C2H4Br + 4 HBr = 2 C2H3Br3 + 3 H2
Zn(OH)2 + Ca(OH)2 = ZnCaO2 + H2O =>
Zn(OH)2 + Ca(OH)2 = ZnCaO2 + 2 H2O
C2H4Br + HBr = C2H3Br3 + H2 =>
2 C2H4Br + 4 HBr = 2 C2H3Br3 + 3 H2
C8H7NO2 + NaBH4 + H2O = C8H9NO2 + NaB(OH)3 =>
7 C8H7NO2 + 2 NaBH4 + 6 H2O = 7 C8H9NO2 + 2 NaB(OH)3
NaHCO3 + K2Cr2O7 = KHCO3 + Na2Cr2O7 =>
2 NaHCO3 + K2Cr2O7 = 2 KHCO3 + Na2Cr2O7
Mg(OH)2 + AgNO3 + HCl = AgCl + Mg(NO3)2 + H2O =>
Mg(OH)2 + 2 AgNO3 + 2 HCl = 2 AgCl + Mg(NO3)2 + 2 H2O
C2H4Br + HBr = C2H3Br3 + H2 =>
2 C2H4Br + 4 HBr = 2 C2H3Br3 + 3 H2
SrS + Ba(NO3)2 = Sr(NO3)2 + BaS =>
SrS + Ba(NO3)2 = Sr(NO3)2 + BaS
(NH4)2SO3 + HNO3 = NH4NO3 + SO2 + H2O =>
(NH4)2SO3 + 2 HNO3 = 2 NH4NO3 + SO2 + H2O
NaHCO3 + K2Cr2O7 = KHCO3 + Na2Cr2O7 =>
2 NaHCO3 + K2Cr2O7 = 2 KHCO3 + Na2Cr2O7
Cu + Fe(NO3)3 = CuNO3 + Fe =>
3 Cu + Fe(NO3)3 = 3 CuNO3 + Fe
NaOH + NaBr = Na2BrOH =>
NaOH + NaBr = Na2BrOH
NaHCO3 + K2Cr2O7 = KHCO3 + Na2Cr2O7 =>
2 NaHCO3 + K2Cr2O7 = 2 KHCO3 + Na2Cr2O7
K3PO4 + Ba2SO4 = K2SO4 + Ba3PO4 =>
2 K3PO4 + 3 Ba2SO4 = 3 K2SO4 + 2 Ba3PO4
Ca(OH)2 + HPO2 = CaHPO3 + H2O =>
Ca(OH)2 + HPO2 = CaHPO3 + H2O
NH4Br + Fe2S3 = (NH4)3Fe + Br2S =>
6 NH4Br + Fe2S3 = 2(NH4)3Fe + 3 Br2S
NaHCO3 + K2Cr2O7 = KHCO3 + Na2Cr2O7 =>
2 NaHCO3 + K2Cr2O7 = 2 KHCO3 + Na2Cr2O7
NaC2H3O + H2SO4 = Na2SO4 + CH3COH =>
2 NaC2H3O + H2SO4 = Na2SO4 + 2 CH3COH
WO3 + Ca = W2 + CaO5 =>
10 WO3 + 6 Ca = 5 W2 + 6 CaO5
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/11/24
Équations équilibrées sur08/10/23
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