| Équations équilibrées la veille |
2 HNO3(aq) + Li2CO3(s) = 2 LiNO3(aq) + H2O(l) + CO2(g)
CuBr2 + Al(NO3)3 = Cu(NO3)2 + AlBr3 =>
3 CuBr2 + 2 Al(NO3)3 = 3 Cu(NO3)2 + 2 AlBr3
Ca(C2H3O2)2 + Na2CO3 = CaCO3 + Na2(C2H3O2)2 =>
Ca(C2H3O2)2 + Na2CO3 = CaCO3 + Na2(C2H3O2)2
H2 + Na2C2O4 + KMnO4 = Mn + CO2 + KOH + NaOH =>
4 H2 + 3 Na2C2O4 + 2 KMnO4 = 2 Mn + 6 CO2 + 2 KOH + 6 NaOH
Cu2O + CO2 + H2O + O2 = CuCO3Cu(OH)2 =>
2 Cu2O + 2 CO2 + 2 H2O + O2 = 2 CuCO3Cu(OH)2
KClO4 + FeSO4 + H2SO4 = KCl + Fe2(SO4)3 + H2O =>
KClO4 + 8 FeSO4 + 4 H2SO4 = KCl + 4 Fe2(SO4)3 + 4 H2O
Sn2O + HCl = SnCl + H2O =>
Sn2O + 2 HCl = 2 SnCl + H2O
CuO + H2CO3 = CuCO3 + H2O =>
CuO + H2CO3 = CuCO3 + H2O
Pb(ClO3)2 + KBr = PbBr2 + K(ClO3) =>
Pb(ClO3)2 + 2 KBr = PbBr2 + 2 K(ClO3)
AgNO3(aq) + CaCl2(aq) = Ca(NO3)2 + AgCl =>
2 AgNO3(aq) + CaCl2(aq) = Ca(NO3)2 + 2 AgCl
(CH3)2NH + HCl = (CH3)2NH2 + Cl2 =>
2(CH3)2NH + 2 HCl = 2(CH3)2NH2 + Cl2
CuO + H2CO3 = (CuOH)2CO3 =>
2 CuO + H2CO3 = (CuOH)2CO3
CuO + H2CO3 = [Cu(OH)]2CO3 =>
2 CuO + H2CO3 = [Cu(OH)]2CO3
CH4 + SO2 = H2S + CO2 + H2O =>
3 CH4 + 4 SO2 = 4 H2S + 3 CO2 + 2 H2O
C2H5N3O2 + CuSO4 = C2H5N3O6CuS =>
C2H5N3O2 + CuSO4 = C2H5N3O6CuS
CH3(CH2)CH3 + O2 = CO2 + HO =>
CH3(CH2)CH3 + 7 O2 = 3 CO2 + 8 HO
Fe + SO4{-2} + H{+} = Fe3O4 + H2S =>
3 Fe + SO4{-2} + 2 H{+} = Fe3O4 + H2S
Al(OH)3 + H2SO4 = Al(HSO4)3 + H2O =>
Al(OH)3 + 3 H2SO4 = Al(HSO4)3 + 3 H2O
Cs3P = Cs + P4 =>
4 Cs3P = 12 Cs + P4
C6H4(OH)COONa + H2SO4 = C6H4(OH)COOH + Na2SO4 =>
2 C6H4(OH)COONa + H2SO4 = 2 C6H4(OH)COOH + Na2SO4
CuO + H2CO3 = Cu2(CO3)2 + H2O =>
2 CuO + 2 H2CO3 = Cu2(CO3)2 + 2 H2O
I{-} + (H3O){+} + MnO4 = H2O + I2 + Mn =>
8 I{-} + 8(H3O){+} + MnO4 = 12 H2O + 4 I2 + Mn
MnO2(s) + Al(s) = Mn(s) + Al2O2 =>
MnO2(s) + 2 Al(s) = Mn(s) + Al2O2
C8H10N + CH2O + C3H6 = C12H17NO + H2O =>
6 C8H10N + 9 CH2O + 5 C3H6 = 6 C12H17NO + 3 H2O
CuO + H2CO3 = Cu2(CO3)2 + H2O =>
2 CuO + 2 H2CO3 = Cu2(CO3)2 + 2 H2O
NaCl + AgNO3 = NaNO3 + AgCl =>
NaCl + AgNO3 = NaNO3 + AgCl
Cu + K4Fe(CN)6(aq) = Cu2Fe(CN)6(s) + K =>
2 Cu + K4Fe(CN)6(aq) = Cu2Fe(CN)6(s) + 4 K
CuO + H2CO3 = Cu2(CO3)2 + H2O =>
2 CuO + 2 H2CO3 = Cu2(CO3)2 + 2 H2O
Mg(NO3)2 + K3Fe(CN)6 = K3Fe(NO3)6 + Mg(CN)2 =>
3 Mg(NO3)2 + K3Fe(CN)6 = K3Fe(NO3)6 + 3 Mg(CN)2
Hg{2+} + Cr{2+} = Hg + Cr{3+} =>
Hg{2+} + 2 Cr{2+} = Hg + 2 Cr{3+}
AgCl + O2 = Ag2O + Cl2 =>
4 AgCl + O2 = 2 Ag2O + 2 Cl2
CuO + H2CO3 = Cu2(CO3)2 + H2O =>
2 CuO + 2 H2CO3 = Cu2(CO3)2 + 2 H2O
(CH2)5(l) + O2(g) = CO2 + H2O =>
2(CH2)5(l) + 15 O2(g) = 10 CO2 + 10 H2O
C8H6O4 + CH4N2O + CuCl2 = C32H16CuN8 + H2O + CO2 + HCl =>
61 C8H6O4 + 60 CH4N2O + 15 CuCl2 = 15 C32H16CuN8 + 168 H2O + 68 CO2 + 30 HCl
Na3N + Fe = Na + Fe2N2 =>
2 Na3N + 2 Fe = 6 Na + Fe2N2
H2SO4 + NO = NO3 + H2O + SO2 =>
2 H2SO4 + NO = NO3 + 2 H2O + 2 SO2
Fe{3+} + SCN{-} = Fe(SCN)3 =>
Fe{3+} + 3 SCN{-} = Fe(SCN)3
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
CO2 + CaC2 + H2O = C2H4O2 + Ca(OH)2 =>
2 CO2 + 4 CaC2 + 14 H2O = 5 C2H4O2 + 4 Ca(OH)2
Ca(NO3)2 + NaHCO3 + HCl = CaCl2 + NaNO3 + H2O + CO2 =>
Ca(NO3)2 + 2 NaHCO3 + 2 HCl = CaCl2 + 2 NaNO3 + 2 H2O + 2 CO2
Th(NO3)4(H2O)025 + OCN2H4 = ThO2 + N2 + CO2 + H2O =>
3 Th(NO3)4(H2O)025 + 10 OCN2H4 = 3 ThO2 + 16 N2 + 10 CO2 + 95 H2O
K2C2O4 = K + C + O2 =>
K2C2O4 = 2 K + 2 C + 2 O2
Cd + H2SO4 = CdSO4 + H2 =>
Cd + H2SO4 = CdSO4 + H2
WO3 + C6H12O6 = WC + H2O + CO2 =>
12 WO3 + 5 C6H12O6 = 12 WC + 30 H2O + 18 CO2
Na1(NO3)1 = NaNO3 =>
Na1(NO3)1 = NaNO3
Zn + H2S = ZnS + H2 =>
Zn + H2S = ZnS + H2
Ir + O2 = Ir2O3 =>
4 Ir + 3 O2 = 2 Ir2O3
Na2SO3 + KIO3 + H2SO4 = I2 + K2SO4 + Na2SO4 + H2 =>
6 Na2SO3 + 2 KIO3 + H2SO4 = I2 + K2SO4 + 6 Na2SO4 + H2
CaCl2 + Na = CaNa2 + Cl =>
CaCl2 + 2 Na = CaNa2 + 2 Cl
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