| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 B3N3H6 + 15 NiO(s) = 3 B2O3(s) + 6 NO + 15 Ni(s) + 6 H2
C2H5NH + H2O = H3O + C2H5N =>
C2H5NH + H2O = H3O + C2H5N
NaOH + NiSO4 = Na2SO4 + Ni(OH)2 =>
2 NaOH + NiSO4 = Na2SO4 + Ni(OH)2
[Ni(NH3)4](OH)2 + HCl = NiCl2 + NH4Cl + H2O =>
[Ni(NH3)4](OH)2 + 6 HCl = NiCl2 + 4 NH4Cl + 2 H2O
C2H6O2 + O2 = CO2 + H20 =>
10 C2H6O2 + 10 O2 = 20 CO2 + 3 H20
Na2Co3(aq) + CaCl2(aq) = CaCo3(s) + NaCl(aq) =>
Na2Co3(aq) + CaCl2(aq) = CaCo3(s) + 2 NaCl(aq)
Mn2O3 + Si = SiO2 + Mn =>
2 Mn2O3 + 3 Si = 3 SiO2 + 4 Mn
S + Al = Al2S3 =>
3 S + 2 Al = Al2S3
CuCl2 + Fe = CuFe + Cl2 =>
CuCl2 + Fe = CuFe + Cl2
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
CH3NH3I + CdI2 = CH3NH3CdI3 =>
CH3NH3I + CdI2 = CH3NH3CdI3
Ba2 + H2O = Ba(OH)2 + H2 =>
Ba2 + 4 H2O = 2 Ba(OH)2 + 2 H2
FeCl2 + Cl2 = FeCl3 =>
2 FeCl2 + Cl2 = 2 FeCl3
CH3CH2CH2OH + K2Cr2O7 + H2SO4 = CH3CH2COOH + K2SO4 + Cr2(SO4)3 + H2O =>
3 CH3CH2CH2OH + 2 K2Cr2O7 + 8 H2SO4 = 3 CH3CH2COOH + 2 K2SO4 + 2 Cr2(SO4)3 + 11 H2O
Ca + Al(No3)3 = Ca(No3)3 + Al =>
Ca + Al(No3)3 = Ca(No3)3 + Al
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Cd + KMnO4 + H2SO4 = CdSO4 + K2SO4 + MnSO4 + H2O =>
5 Cd + 2 KMnO4 + 8 H2SO4 = 5 CdSO4 + K2SO4 + 2 MnSO4 + 8 H2O
HgS + HCl + HNO3 = H2HgCl4 + NO + S8 + H2O =>
24 HgS + 96 HCl + 16 HNO3 = 24 H2HgCl4 + 16 NO + 3 S8 + 32 H2O
CuSo4 + Ba(No3)2 = Cu(No3)2 + BaSo4 =>
CuSo4 + Ba(No3)2 = Cu(No3)2 + BaSo4
CH4 + O2 = CO + H2O =>
2 CH4 + 3 O2 = 2 CO + 4 H2O
CaO + CO2 = CaCO3 =>
CaO + CO2 = CaCO3
HCl + Al(OH)3 = AlCl3 + H2O =>
3 HCl + Al(OH)3 = AlCl3 + 3 H2O
K2Cr2O7 + K2C2O4 + H2SO4 = Cr2(SO4)3 + CO2 + H2O + K2SO4 =>
K2Cr2O7 + 3 K2C2O4 + 7 H2SO4 = Cr2(SO4)3 + 6 CO2 + 7 H2O + 4 K2SO4
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Cu + S = CuS =>
Cu + S = CuS
Pb2 + (SO4)2 = PbSO4 =>
Pb2 + (SO4)2 = 2 PbSO4
CaCl2 + Na2C2O4 = CaC2O4 + NaCl =>
CaCl2 + Na2C2O4 = CaC2O4 + 2 NaCl
H2SO4 + ZnO = ZnSO4 + H2O =>
H2SO4 + ZnO = ZnSO4 + H2O
Cu + S = SCu =>
Cu + S = SCu
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
BaCl2(aq) + Pb(NO3)2(aq) = Ba(NO3)2 + PbCl2 =>
BaCl2(aq) + Pb(NO3)2(aq) = Ba(NO3)2 + PbCl2
Ni + HCl = H2 + NiCl2 =>
Ni + 2 HCl = H2 + NiCl2
CuS + KMnO4 + H2SO4 = CuSO4 + K2SO4 + MnSO4 + H2O =>
5 CuS + 8 KMnO4 + 12 H2SO4 = 5 CuSO4 + 4 K2SO4 + 8 MnSO4 + 12 H2O
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
BaCO3 = BaO + CO2 =>
BaCO3 = BaO + CO2
FeCl3 + NH4OH = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH4OH = Fe(OH)3 + 3 NH4Cl
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
B3N3H6 + NiO = B2O3 + NO + Ni + H2O =>
2 B3N3H6 + 21 NiO = 3 B2O3 + 6 NO + 21 Ni + 6 H2O
MnO2 = Mn + O2 =>
MnO2 = Mn + O2
Pb(NO3)2 + K4[Fe(CN)6] = K(NO3)2 + Pb4[Fe(CN)6] =>
4 Pb(NO3)2 + K4[Fe(CN)6] = 4 K(NO3)2 + Pb4[Fe(CN)6]
NO2 + O2 + H2O = HNO3 =>
4 NO2 + O2 + 2 H2O = 4 HNO3
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
MNO2 + HCl = Cl2 + MNCl2 + H2O =>
MNO2 + 4 HCl = Cl2 + MNCl2 + 2 H2O
HCl + MnO2 = MnCl2 + Cl + H2O =>
4 HCl + MnO2 = MnCl2 + 2 Cl + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
BaS + H2SO4 = BaSO4 + H2S =>
BaS + H2SO4 = BaSO4 + H2S
HCl + MnO2 = MnCl2 + Cl2 + H2O =>
4 HCl + MnO2 = MnCl2 + Cl2 + 2 H2O
C6H12O6 + Ag2O = Ag + (COOH)2 + H2O =>
C6H12O6 + 9 Ag2O = 18 Ag + 3(COOH)2 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/16
Équations équilibrées sur11/22/15
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