| Équations équilibrées la veille |
C4 = 4 C
Pb + H2O2 + CH3COOH = Pb(C2H3O2)2 + H2O =>
Pb + H2O2 + 2 CH3COOH = Pb(C2H3O2)2 + 2 H2O
Zn(s) + HCl(aq) = ZnCl2(ag) + H2(g) =>
Zn(s) + 2 HCl(aq) = ZnCl2(ag) + H2(g)
CH3C(CH2)3CH3(l) + O2(g) = CO2(g) + H2O(g) =>
CH3C(CH2)3CH3(l) + 9 O2(g) = 6 CO2(g) + 6 H2O(g)
CrSO4 + H2SO4 = Cr2SO43 + H2O + SO2 =>
2 CrSO4 + 37 H2SO4 = Cr2SO43 + 37 H2O + 38 SO2
Ca(OH)2 + Cl2O = CaCl2 + H2O + O2 =>
Ca(OH)2 + Cl2O = CaCl2 + H2O + O2
Cl2 + Mg3N2 = ClN + Mg =>
Cl2 + Mg3N2 = 2 ClN + 3 Mg
ZnCl2 + NaOH = NaCl2 + ZnO + H2 =>
2 ZnCl2 + 2 NaOH = 2 NaCl2 + 2 ZnO + H2
CaCl2 + NH3 = CaH2 + NCl3 =>
3 CaCl2 + 2 NH3 = 3 CaH2 + 2 NCl3
Zn + H2CO4 = H2 + ZnCO4 =>
Zn + H2CO4 = H2 + ZnCO4
K4Fe(CN)6 + KMnO4 + H2SO4 = K3Fe(CN)6 + MnSO4 + K2SO4 + H2O =>
5 K4Fe(CN)6 + KMnO4 + 4 H2SO4 = 5 K3Fe(CN)6 + MnSO4 + 3 K2SO4 + 4 H2O
AgNO3 + KClO4 = AgClO4 + KNO3 =>
AgNO3 + KClO4 = AgClO4 + KNO3
C9H13N + O2 = CO2 + H2O + NO2 =>
4 C9H13N + 53 O2 = 36 CO2 + 26 H2O + 4 NO2
Ba + Ni3(PO4)2 = Ni + Ba3(PO4)2 =>
3 Ba + Ni3(PO4)2 = 3 Ni + Ba3(PO4)2
H2O + NO2 = NH3 + O2 =>
6 H2O + 4 NO2 = 4 NH3 + 7 O2
K2SO4 + HNO2 = H2SO4 + KNO2 =>
K2SO4 + 2 HNO2 = H2SO4 + 2 KNO2
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
H3PO2 + Na2CO3 = NaH2PO2 + CO2 + H2O =>
2 H3PO2 + Na2CO3 = 2 NaH2PO2 + CO2 + H2O
CH3CH(OH)CH3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CH3CO + H2O =>
3 CH3CH(OH)CH3 + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 CH3CH3CO + 7 H2O
FeSO4 + Ba(OH2) = Fe(OH2) + BaSO4 =>
FeSO4 + Ba(OH2) = Fe(OH2) + BaSO4
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
C8H16 = C + CH4 =>
C8H16 = 4 C + 4 CH4
Na + Te = TeNa =>
Na + Te = TeNa
AgNO3 + KI = AgI + KNO3 =>
AgNO3 + KI = AgI + KNO3
CaCl2 + NH3 = CaNH3 + Cl2 =>
CaCl2 + NH3 = CaNH3 + Cl2
H3AsO4 + SbO = H3AsO3 + SbO5 =>
4 H3AsO4 + SbO = 4 H3AsO3 + SbO5
KMnO4 + CuS + HCl = KCl + CuCl2 + MnCl2 + S + H2O =>
2 KMnO4 + 5 CuS + 16 HCl = 2 KCl + 5 CuCl2 + 2 MnCl2 + 5 S + 8 H2O
Na2WO4*2H2O + Na2HPO4 + Na2MoO4*2H2O + H2SO4 = H3PW7Mo5O40 + NaHSO4 + H2O =>
7 Na2WO4*2H2O + Na2HPO4 + 5 Na2MoO4*2H2O + 26 H2SO4 = H3PW7Mo5O40 + 26 NaHSO4 + 36 H2O
CuSO4Ca(OH)2 = Cu(OH)2CaSO4 =>
CuSO4Ca(OH)2 = Cu(OH)2CaSO4
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
H2 + MnI3 = Mn + HI =>
3 H2 + 2 MnI3 = 2 Mn + 6 HI
Zn(H2O)6{2+} + OH{-} = Zn(H2O)2(OH)4{2-} + H2O =>
Zn(H2O)6{2+} + 4 OH{-} = Zn(H2O)2(OH)4{2-} + 4 H2O
CH3CH(OH)CH3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3(CO)CH3 + H2O =>
3 CH3CH(OH)CH3 + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 CH3(CO)CH3 + 7 H2O
C9H13N + O2 = CO2 + H2O + N2 =>
4 C9H13N + 49 O2 = 36 CO2 + 26 H2O + 2 N2
CaCl2 + H3PO4 = Ca3(PO4)2 + HCl =>
3 CaCl2 + 2 H3PO4 = Ca3(PO4)2 + 6 HCl
Na(OH) + CaO = NaO + CaOH =>
Na(OH) + CaO = NaO + CaOH
Fe + O2(g) = Fe2O3(s) =>
4 Fe + 3 O2(g) = 2 Fe2O3(s)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Ba(Cl)2(ac) + Na2SO4(ac) = BaSO4(s) + NaCl(ac) =>
Ba(Cl)2(ac) + Na2SO4(ac) = BaSO4(s) + 2 NaCl(ac)
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
CaCl2 + NH3 = CaNH3 + Cl =>
CaCl2 + NH3 = CaNH3 + 2 Cl
Cu2FeS2 + O2 = CuO + Fe2O3 + SO2 =>
4 Cu2FeS2 + 15 O2 = 8 CuO + 2 Fe2O3 + 8 SO2
C2H4 + H2O = CO + H2 =>
C2H4 + 2 H2O = 2 CO + 4 H2
CuAs + TeS = CuTeAsS =>
CuAs + TeS = CuTeAsS
Cu + CN = Cu(CN)2 =>
Cu + 2 CN = Cu(CN)2
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
CH3CH(OH)CH3 + K2Cr2O7 + H2SO4 = CH3CH(O)CH3 + K2SO4 + Cr2(SO4)3 + H2O =>
6 CH3CH(OH)CH3 + K2Cr2O7 + 4 H2SO4 = 6 CH3CH(O)CH3 + K2SO4 + Cr2(SO4)3 + 7 H2O
CH3CCl3 + H2O = CH3COOH + HCl =>
CH3CCl3 + 2 H2O = CH3COOH + 3 HCl
S{-2} + H2O = H2S + OH{-} =>
S{-2} + 2 H2O = H2S + 2 OH{-}
Fe + O2(g) = Fe2O3 =>
4 Fe + 3 O2(g) = 2 Fe2O3
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