| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Be + C = Be2C
Fe + H2O = Fe2O4 + H =>
2 Fe + 4 H2O = Fe2O4 + 8 H
P + NO2 = N2 + P2O5 =>
8 P + 10 NO2 = 5 N2 + 4 P2O5
CH3CH2CH2OH + Cr2O7{2-} + H{+} = CH3CH2CHO + Cr{3+} + H2O =>
3 CH3CH2CH2OH + Cr2O7{2-} + 8 H{+} = 3 CH3CH2CHO + 2 Cr{3+} + 7 H2O
Fe + NaBr = FeBr3 + Na =>
Fe + 3 NaBr = FeBr3 + 3 Na
Ca(OH)2 + F2 = CaFO3 + CaF2 + H2O =>
6 Ca(OH)2 + 5 F2 = 2 CaFO3 + 4 CaF2 + 6 H2O
B + Cl2 = BCl3 =>
2 B + 3 Cl2 = 2 BCl3
Ni + MnBr2 = NiBr2 + Mn =>
Ni + MnBr2 = NiBr2 + Mn
Cr(s) + Fe(NO3)2(aq) = Fe(s) + Cr(NO3)3(aq) =>
2 Cr(s) + 3 Fe(NO3)2(aq) = 3 Fe(s) + 2 Cr(NO3)3(aq)
Cr2S3 + Mn(NO3)2 + K2CO3 = K2CrO4 + K2MnO4 + NO + CO2 + K2SO4 =>
Cr2S3 + 15 Mn(NO3)2 + 20 K2CO3 = 2 K2CrO4 + 15 K2MnO4 + 30 NO + 20 CO2 + 3 K2SO4
CdS + HNO3 = Cd(NO3)2 + H2O + NO + S =>
3 CdS + 8 HNO3 = 3 Cd(NO3)2 + 4 H2O + 2 NO + 3 S
Zn + NO3{-} + OH{-} + H2O = [Zn(OH)4]{-2} + NH3 =>
4 Zn + NO3{-} + 7 OH{-} + 6 H2O = 4[Zn(OH)4]{-2} + NH3
CaO + O5P2 = Ca3(PO4)2 =>
3 CaO + O5P2 = Ca3(PO4)2
Zn + H2SO4(stez) = ZnSO4 + SO2 + H2O =>
Zn + 2 H2SO4(stez) = ZnSO4 + SO2 + 2 H2O
Fe + BaO = FeO + Ba =>
Fe + BaO = FeO + Ba
Ru + H2O = RuOH + H2 =>
2 Ru + 2 H2O = 2 RuOH + H2
MnO2 + KOH + KClO3 = K2MnO4 + HCl + H2O =>
3 MnO2 + 5 KOH + KClO3 = 3 K2MnO4 + HCl + 2 H2O
Cl + Ba = ClBa =>
Cl + Ba = ClBa
C17H34O2 + O2 = CO2H2O =>
2 C17H34O2 + 49 O2 = 34 CO2H2O
KHSO4 + BaCl2 = BaSO4 + K2SO4 + HCl =>
2 KHSO4 + BaCl2 = BaSO4 + K2SO4 + 2 HCl
Fe(CO3) + NaOH = Na2CO3 + Fe(OH)2 =>
Fe(CO3) + 2 NaOH = Na2CO3 + Fe(OH)2
AgOH = Ag2O + H2O =>
2 AgOH = Ag2O + H2O
BeCl2 + NaI = NaCl + BeI2 =>
BeCl2 + 2 NaI = 2 NaCl + BeI2
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
LiOH(aq) + H2(l) = H2O(l) + Li(aq) =>
2 LiOH(aq) + H2(l) = 2 H2O(l) + 2 Li(aq)
Ba(NO3)2 + CuSO4 = BaSO4 + Cu(NO3)2 =>
Ba(NO3)2 + CuSO4 = BaSO4 + Cu(NO3)2
Ag2S = Ag + S8 =>
8 Ag2S = 16 Ag + S8
HBr + Na2SO4 = NaBr + H2SO4 =>
2 HBr + Na2SO4 = 2 NaBr + H2SO4
Fe(OH)3 + OH{-} + ClO{-} = FeO4{-}2 + Cl{-} + H2O =>
Fe(OH)3 + OH{-} + 2 ClO{-} = FeO4{-}2 + 2 Cl{-} + 2 H2O
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
Fe(OH)2 + oxygen + water = Fe(OH)3 =>
4 Fe(OH)2 + O2 + 2 H2O = 4 Fe(OH)3
Pb + Zn(CH3COO)2 = Pb(CH3COO)4 + Zn =>
Pb + 2 Zn(CH3COO)2 = Pb(CH3COO)4 + 2 Zn
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
ZnSO4 + (NH4)2 = SO4 + Zn(NH4)2 =>
ZnSO4 + (NH4)2 = SO4 + Zn(NH4)2
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
Na2S + H2O = HNaS + HNaO =>
Na2S + H2O = HNaS + HNaO
No2 + Fe = No2Fe =>
No2 + Fe = No2Fe
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Cr2S3 + Mn(NO3)2 + Na2CO3 = N2O + CO2 + Na2CrO4 + Na2MnO4 + Na2SO4 =>
2 Cr2S3 + 15 Mn(NO3)2 + 25 Na2CO3 = 15 N2O + 25 CO2 + 4 Na2CrO4 + 15 Na2MnO4 + 6 Na2SO4
ZnSO4 + NaCl = ZnCl2 + SO4Na2 =>
ZnSO4 + 2 NaCl = ZnCl2 + SO4Na2
H2SO4 + Ca[OH]2 = CaSO4 + H2O =>
H2SO4 + Ca[OH]2 = CaSO4 + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Ba(No3) + KOH = BaOH + KNo3 =>
Ba(No3) + KOH = BaOH + KNo3
CaC2O4 + HCl = H2C2O4 + CaCl2 =>
CaC2O4 + 2 HCl = H2C2O4 + CaCl2
Fe + HNO3 = Fe(NO3)3 + H2O + NO =>
Fe + 4 HNO3 = Fe(NO3)3 + 2 H2O + NO
Cu(NO3)2 + KOH = CuOH + K + NO3 =>
Cu(NO3)2 + KOH = CuOH + K + 2 NO3
Ag + H2O = AgOH + H2 =>
2 Ag + 2 H2O = 2 AgOH + H2
KMnO4 + C6H5CH2OH + H2SO4 = K2SO4 + C6H5COOH + MnSO4 + H2O =>
4 KMnO4 + 5 C6H5CH2OH + 6 H2SO4 = 2 K2SO4 + 5 C6H5COOH + 4 MnSO4 + 11 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/24/24
Équations équilibrées sur01/23/24
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