| Équations équilibrées la veille | Équations équilibrées le lendemain |
NH3Cl + H2O = H3O{+} + NH2Cl{-}
Ra + O2 = RaO =>
2 Ra + O2 = 2 RaO
Pb(NO3)2 + K2CO3 = PbCO3 + KNO3 =>
Pb(NO3)2 + K2CO3 = PbCO3 + 2 KNO3
HNO3 + Cr(OH)3 = Cr(NO3)3 + H2O =>
3 HNO3 + Cr(OH)3 = Cr(NO3)3 + 3 H2O
NO2 + C2H4 = N2 + CO2 + H2O =>
6 NO2 + 2 C2H4 = 3 N2 + 4 CO2 + 4 H2O
(CH3COO)2Cu + NaOH = Cu(OH)2 + CH3COONa =>
(CH3COO)2Cu + 2 NaOH = Cu(OH)2 + 2 CH3COONa
Br2 + KI = BrI(aq) + K(s) =>
Br2 + 2 KI = 2 BrI(aq) + 2 K(s)
Mg + CaCl2 = Ca + MgCl =>
2 Mg + CaCl2 = Ca + 2 MgCl
H3C6H5O7 + NaHCO3 = H2CO3 + Na3C6H5O7 = H2O + CO2 =>
H3C6H5O7 + 3 NaHCO3 = 3 H2CO3 + Na3C6H5O7
CO2 + BeH2 = BeO + CH4 =>
CO2 + 2 BeH2 = 2 BeO + CH4
Cr2O7{-2} + H2O + S = SO2 + OH{-} + Cr2O3 =>
2 Cr2O7{-2} + 2 H2O + 3 S = 3 SO2 + 4 OH{-} + 2 Cr2O3
C2H5OH + NaCrO7 + H2SO4 = CH3COOH + Cr2(SO4)3 + Na2SO4 + H2O =>
5 C2H5OH + 2 NaCrO7 + 4 H2SO4 = 5 CH3COOH + Cr2(SO4)3 + Na2SO4 + 9 H2O
As(OH)3(s) + H2SO4 = As2(SO4)3(aq) + H2O =>
2 As(OH)3(s) + 3 H2SO4 = As2(SO4)3(aq) + 6 H2O
NaOH + BaNo3{-} = Na + No3{-} + BaOH =>
NaOH + BaNo3{-} = Na + No3{-} + BaOH
SiO2(s) + C(s) = SiC(s) + CO(g) =>
SiO2(s) + 3 C(s) = SiC(s) + 2 CO(g)
Ra + P = RaP =>
Ra + P = RaP
CrSO3 + HNO3 = Cr(NO3)3 + H2SO4 + NO2 + H2O =>
CrSO3 + 6 HNO3 = Cr(NO3)3 + H2SO4 + 3 NO2 + 2 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Ag2SO4 + Cr = Ag + Cr2(SO4)3 =>
3 Ag2SO4 + 2 Cr = 6 Ag + Cr2(SO4)3
CH3CH2COOH + MgCO3 = MgCOOH + H2O + CO2 =>
3 CH3CH2COOH + 14 MgCO3 = 14 MgCOOH + 2 H2O + 9 CO2
Ag(NH3)2 + Cl + HNO3 = AgCl + NH4NO3 =>
Ag(NH3)2 + Cl + 2 HNO3 = AgCl + 2 NH4NO3
H + CO3 + Ba = Ba(HCO3)2 =>
2 H + 2 CO3 + Ba = Ba(HCO3)2
FeCl3 + K4[FeCN6] = KCl + Fe4[FeCN6]3 =>
4 FeCl3 + 3 K4[FeCN6] = 12 KCl + Fe4[FeCN6]3
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
Al2O3 + Fe = Fe3O4 + Al =>
4 Al2O3 + 9 Fe = 3 Fe3O4 + 8 Al
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
CH3(CH2)2OH + C2H5COOH = CH3COOCH2CH3 + H2O =>
CH3(CH2)2OH + 3 C2H5COOH = 3 CH3COOCH2CH3 + H2O
Ag2S = Ag + S8 =>
8 Ag2S = 16 Ag + S8
Pb(NO3)2 + NaCl = PbCl2 + (NaN)3 + O =>
3 Pb(NO3)2 + 6 NaCl = 3 PbCl2 + 2(NaN)3 + 18 O
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
CuS + KF = CuF + SK =>
CuS + KF = CuF + SK
iron(iii)oxide + HNO3 = iron(iii)nitrate + water =>
Fe2O3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2O
H2SO4 + Ba(Cl)2 = BaSO4 + HCl =>
H2SO4 + Ba(Cl)2 = BaSO4 + 2 HCl
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
H3CH2OH + KMnO4 + H2SO4 = CH3COH + MnSO4 + K2SO4 + H2O =>
10 H3CH2OH + 6 KMnO4 + 9 H2SO4 = 5 CH3COH + 6 MnSO4 + 3 K2SO4 + 29 H2O
Au + Cl2 + HCl = HAuCl4 =>
2 Au + 3 Cl2 + 2 HCl = 2 HAuCl4
H2O + S8 + KMnO4 = MnSO4 + K2SO4 + H2S =>
32 H2O + 7 S8 + 16 KMnO4 = 16 MnSO4 + 8 K2SO4 + 32 H2S
(CH3COO)2Pb + K2CrO4 = PbCrO4 + KCH3COO =>
(CH3COO)2Pb + K2CrO4 = PbCrO4 + 2 KCH3COO
HSO + CuO = CuSO + HO =>
HSO + CuO = CuSO + HO
Ag(NO3) + Na3(PO4) = Ag3(PO4) + Na(NO3) =>
3 Ag(NO3) + Na3(PO4) = Ag3(PO4) + 3 Na(NO3)
Pb(NO3)2(aq) + K2CrO4(aq) = PbCrO4(s) + KNO3(aq) =>
Pb(NO3)2(aq) + K2CrO4(aq) = PbCrO4(s) + 2 KNO3(aq)
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Ag + NaI = AgNaI =>
Ag + NaI = AgNaI
O2 + Fe = FeO =>
O2 + 2 Fe = 2 FeO
RbO2 + HCl = RbCl + Cl2 + H2O =>
2 RbO2 + 8 HCl = 2 RbCl + 3 Cl2 + 4 H2O
Fe(SO4)3 + Na(OH) = Fe(OH)3 + NaSO4 =>
Fe(SO4)3 + 3 Na(OH) = Fe(OH)3 + 3 NaSO4
Ni + Mn(OH)6 = Mn + Ni(OH)6 =>
Ni + Mn(OH)6 = Mn + Ni(OH)6
Ba(PH2O2)2 + H2SO4 = H3PO2 + BaSO4 =>
Ba(PH2O2)2 + H2SO4 = 2 H3PO2 + BaSO4
NaOH + O = NaOOH =>
NaOH + O = NaOOH
*2C4H10 + *13O2 = *8CO2 + *10H2O =>
*2C4H10 + *13O2 = *8CO2 + *10H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/22/25
Équations équilibrées sur02/21/24
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