| Équations équilibrées la veille |
2 Na + 2 H2O = 2 NaOH + H2
(HCOO)2Ba + CuSO4 = (HCOO)2Cu + BaSO4 =>
(HCOO)2Ba + CuSO4 = (HCOO)2Cu + BaSO4
La + HNO3 = La(NO3) + H2 =>
2 La + 2 HNO3 = 2 La(NO3) + H2
C7H7NO + NaOH + Cl = C7H5NO + NaCl + H2O =>
C7H7NO + 2 NaOH + 2 Cl = C7H5NO + 2 NaCl + 2 H2O
K2Cr2O7*H2O + H2C2O4*2H2O + K2C2O4 = K3[Cr(C2O4)3]*3H2O + CO2 + H2O =>
K2Cr2O7*H2O + 7 H2C2O4*2H2O + 2 K2C2O4 = 2 K3[Cr(C2O4)3]*3H2O + 6 CO2 + 16 H2O
Al + Br2 = Al(Br3) =>
2 Al + 3 Br2 = 2 Al(Br3)
Mn + O2 = O7Mn2 =>
4 Mn + 7 O2 = 2 O7Mn2
CH3NO2 + N2O + OH{-} = CO3{-2} + H2O + N2 =>
2 CH3NO2 + 3 N2O + 4 OH{-} = 2 CO3{-2} + 5 H2O + 4 N2
Fe + HF = FeF + H2 =>
2 Fe + 2 HF = 2 FeF + H2
Na2CO3 + Cl2 + H2O = NaCl + NaHCO3 + HClO =>
Na2CO3 + Cl2 + H2O = NaCl + NaHCO3 + HClO
H3O + OH = H2O =>
H3O + OH = 2 H2O
Al + K2Cr2O7 + HSO4 = Al2(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
20 Al + 3 K2Cr2O7 + 42 HSO4 = 10 Al2(SO4)3 + 3 Cr2(SO4)3 + 3 K2SO4 + 21 H2O
Cu(OH)2 + H2SO4 = CuO + H2S + OH =>
4 Cu(OH)2 + H2SO4 = 4 CuO + H2S + 8 OH
Cl2 + OH{-} + I{-} = Cl{-} + IO4{2-} + H{+} =>
7 Cl2 + 8 OH{-} + 2 I{-} = 14 Cl{-} + 2 IO4{2-} + 8 H{+}
C6H12O6 + HAuCl4 = C6H6O6 + Au + HCl =>
C6H12O6 + 2 HAuCl4 = C6H6O6 + 2 Au + 8 HCl
K[Ag(CN)2] + Zn = Ag + Zn(CN)2 + KCN =>
2 K[Ag(CN)2] + Zn = 2 Ag + Zn(CN)2 + 2 KCN
C2H6O(l) + O2 = CO2 + H2O(l) =>
C2H6O(l) + 3 O2 = 2 CO2 + 3 H2O(l)
Na2B4O7 + H2SO4 + CH3OH = B(C2H5O)3 + Na2SO4 + H2O =>
Na2B4O7 + H2SO4 + 24 CH3OH = 4 B(C2H5O)3 + Na2SO4 + 19 H2O
Fe(HCO3)2 + H2SO4 = H2O + CO2 + FeSO4 =>
Fe(HCO3)2 + H2SO4 = 2 H2O + 2 CO2 + FeSO4
H2C2O4 + KOH = KC2 + HOH + O =>
2 H2C2O4 + 2 KOH = 2 KC2 + 3 HOH + 7 O
Cr2O3 + KMnO4 + H2SO4 = K2SO4 + H2Cr2O7 + MnSO4 + H2O =>
5 Cr2O3 + 6 KMnO4 + 9 H2SO4 = 3 K2SO4 + 5 H2Cr2O7 + 6 MnSO4 + 4 H2O
C3H4 + H2Cu = C3H3Cu + H2 =>
2 C3H4 + 2 H2Cu = 2 C3H3Cu + 3 H2
Mn(OH)2 + CaOCl2 = H2O + MnO2 + CaCl2 =>
Mn(OH)2 + CaOCl2 = H2O + MnO2 + CaCl2
(C3H8) + O = CO2 + H2O =>
(C3H8) + 10 O = 3 CO2 + 4 H2O
H2SO4 + NaOH = HSO4Na + H2O =>
H2SO4 + NaOH = HSO4Na + H2O
Pt + HI + Na2O2 = PtI4 + Na2O + H2O =>
Pt + 4 HI + 2 Na2O2 = PtI4 + 2 Na2O + 2 H2O
Pb(NO3)2(ac) + NaCl(ac) = PbCl2(ac) + NaNO3(ac) =>
Pb(NO3)2(ac) + 2 NaCl(ac) = PbCl2(ac) + 2 NaNO3(ac)
C3H7Cl + NaOH = C3H7OHNaCl =>
C3H7Cl + NaOH = C3H7OHNaCl
H3AsO4 + Fe2(SO4)3 + Ca(OH)2 + H2O = FeAsO4(H2O)2 + CaSO4(H2O)2 =>
2 H3AsO4 + Fe2(SO4)3 + 3 Ca(OH)2 + 4 H2O = 2 FeAsO4(H2O)2 + 3 CaSO4(H2O)2
HI(aq) + LiOH = H2O + ILi =>
HI(aq) + LiOH = H2O + ILi
Ba(OH)2 + Na2CrO4 = BaCrO4 + Na2(OH)2 =>
Ba(OH)2 + Na2CrO4 = BaCrO4 + Na2(OH)2
CrCl2(aq) + K3PO4(s) = Cr3(PO4)2(s) + KCl(aq) =>
3 CrCl2(aq) + 2 K3PO4(s) = Cr3(PO4)2(s) + 6 KCl(aq)
H3AsO4 + Br{-} = H3AsO2 + BrO3{-} =>
3 H3AsO4 + 2 Br{-} = 3 H3AsO2 + 2 BrO3{-}
C4H4S + O2 = H2O + S + CO2 =>
C4H4S + 5 O2 = 2 H2O + S + 4 CO2
Ca(OH)2 + ZnCl2 = Zn(OH)2 + CaCl2 =>
Ca(OH)2 + ZnCl2 = Zn(OH)2 + CaCl2
Pb(H3CCOO)2 + Fe = Fe(H3CCOO)2 + Pb =>
Pb(H3CCOO)2 + Fe = Fe(H3CCOO)2 + Pb
Cr(OH)2 + KMnO4 + H2O = MnO2 + KOH + Cr(OH)3 =>
3 Cr(OH)2 + KMnO4 + 2 H2O = MnO2 + KOH + 3 Cr(OH)3
C3H5OH + O = C3H3OOH + H2O =>
C3H5OH + 2 O = C3H3OOH + H2O
Ag2CrO4 = Ag2Cr + O4 =>
Ag2CrO4 = Ag2Cr + O4
CuCl2 + H2O*NH3 = [Cu(NH3)4]Cl2 + H2O =>
CuCl2 + 4 H2O*NH3 = [Cu(NH3)4]Cl2 + 4 H2O
Mn + CrO4 = Mn(CrO4)2 =>
Mn + 2 CrO4 = Mn(CrO4)2
C6H5CHO + CH3CONH2 = C6H6CH2CNCH3 + O =>
C6H5CHO + CH3CONH2 = C6H6CH2CNCH3 + 2 O
HCl + CaC2 = C2H2 + CaCl2 =>
2 HCl + CaC2 = C2H2 + CaCl2
Zn3P2 = Zn + P =>
Zn3P2 = 3 Zn + 2 P
H2O + ClNa = HCl + Na2O =>
H2O + 2 ClNa = 2 HCl + Na2O
NH4CI = NH3 + HCI =>
NH4CI = NH3 + HCI
Mn{+2} + e + O2 = MnO2 =>
Mn{+2} + 2e + O2 = MnO2
Fe2 + O5 = Fe3O8 =>
15 Fe2 + 16 O5 = 10 Fe3O8
C + H2O + Ca = C6H6 + CaCO3 =>
7 C + 3 H2O + Ca = C6H6 + CaCO3
CuSO6H4 + CaC2 = CuC2 + CaSO4 + H2O =>
CuSO6H4 + CaC2 = CuC2 + CaSO4 + 2 H2O
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Équations équilibrées sur12/20/24
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