| Équations équilibrées la veille |
8 K + P4 = 4 K2P
AgCl(s) + NH3(aq) = [Ag(NH3)2] + Cl(aq) =>
AgCl(s) + 2 NH3(aq) = [Ag(NH3)2] + Cl(aq)
K2Cr2O7 + NaNO2 + H2SO4 = NaNO3 + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 NaNO2 + 4 H2SO4 = 3 NaNO3 + Cr2(SO4)3 + K2SO4 + 4 H2O
PBr3 = P + Br =>
PBr3 = P + 3 Br
Cl4O8 = Cl2 + O2 =>
Cl4O8 = 2 Cl2 + 4 O2
Al + TiO2 = Al2O3 + Ti2 =>
8 Al + 6 TiO2 = 4 Al2O3 + 3 Ti2
Zn + As = ZnAs =>
Zn + As = ZnAs
C6H12O6 + H2 = C11H12O + H2O =>
11 C6H12O6 + 30 H2 = 6 C11H12O + 60 H2O
Pb(ClO3)2(aq) + Cu2SO4(aq) = PbSO4(s) + CuClO3(aq) =>
Pb(ClO3)2(aq) + Cu2SO4(aq) = PbSO4(s) + 2 CuClO3(aq)
SO2 + NaOH = SOH + NaO2 =>
SO2 + NaOH = SOH + NaO2
Ca(OH)2(aq) + H2SO4(aq) = CaSO4(s) + H2O(aq) =>
Ca(OH)2(aq) + H2SO4(aq) = CaSO4(s) + 2 H2O(aq)
HSO3{-} + OH{-} = SO4{2-} + H2O + e =>
HSO3{-} + 3 OH{-} = SO4{2-} + 2 H2O + 2e
NaI + Cl2 = NaICl2 =>
NaI + Cl2 = NaICl2
C15H30(l) + O2(g) = CO2(g) + H2O(l) =>
2 C15H30(l) + 45 O2(g) = 30 CO2(g) + 30 H2O(l)
AgNO3 + KI = AgI + KNO3 =>
AgNO3 + KI = AgI + KNO3
C2H5COOH + CaCO3 = (C2H5COO)2Ca + CO2 + H2O =>
2 C2H5COOH + CaCO3 = (C2H5COO)2Ca + CO2 + H2O
Zn + MgSO4(aq) = Mg + ZnSO4 =>
Zn + MgSO4(aq) = Mg + ZnSO4
AgN2H3 + H2 = Ag + NH3 =>
2 AgN2H3 + 3 H2 = 2 Ag + 4 NH3
NiCl2 + NH2CH2CH2NH2 = [Ni(NH2CH2CH2NH2)3]Cl2 =>
NiCl2 + 3 NH2CH2CH2NH2 = [Ni(NH2CH2CH2NH2)3]Cl2
C2H6 + Cl12 = C2H5Cl + HCl =>
6 C2H6 + Cl12 = 6 C2H5Cl + 6 HCl
KMnO4 + NaOH + Na2SO3 = Na2MnO4 + KOH + Na2SO4 + H2O =>
2 KMnO4 + 4 NaOH + Na2SO3 = 2 Na2MnO4 + 2 KOH + Na2SO4 + H2O
NaOH + C2H5COOH = H2OC2H5COONa =>
NaOH + C2H5COOH = H2OC2H5COONa
Rb2O + CuSO4 = Rb2SO4 + CuO =>
Rb2O + CuSO4 = Rb2SO4 + CuO
Al + C20H14O = AlC + O2 + H2 =>
40 Al + 2 C20H14O = 40 AlC + O2 + 14 H2
CuBr2 + NH3 = CuNH3 + Br2 =>
CuBr2 + NH3 = CuNH3 + Br2
Au + NiSO4 = Au2(SO4)3 + Ni =>
2 Au + 3 NiSO4 = Au2(SO4)3 + 3 Ni
Sn(s) + AgNO3(aq) = Ag(s) + Sn(NO3)2(aq) =>
Sn(s) + 2 AgNO3(aq) = 2 Ag(s) + Sn(NO3)2(aq)
CuO + C2H6O = Cu + H2O + CO =>
4 CuO + C2H6O = 4 Cu + 3 H2O + 2 CO
Na2SO3 + H2S + HCl = S + NaCl + H2O =>
Na2SO3 + 2 H2S + 2 HCl = 3 S + 2 NaCl + 3 H2O
LiClO4 + CaCO3 = CaCl2 + Li2CO3 + O2 =>
2 LiClO4 + CaCO3 = CaCl2 + Li2CO3 + 4 O2
Na(HCO3) + HCl = NaCl + CO2 + H2O =>
Na(HCO3) + HCl = NaCl + CO2 + H2O
Sn(HCO3)2 = SnH2 + CO3 =>
Sn(HCO3)2 = SnH2 + 2 CO3
HNO3 + Na = NH4NO3 + NaNO3 + H2O =>
10 HNO3 + 8 Na = NH4NO3 + 8 NaNO3 + 3 H2O
Zn(s) + HCl(Ag) = ZnCl2(Ag) + H2(Ag) =>
Zn(s) + 2 HCl(Ag) = ZnCl2(Ag) + H2(Ag)
Ce(NO3)3 + NaOH = CeO2 + NaNO3 + H2O + NO =>
3 Ce(NO3)3 + 8 NaOH = 3 CeO2 + 8 NaNO3 + 4 H2O + NO
NaO + SO2 = Na2O + SO4 =>
4 NaO + SO2 = 2 Na2O + SO4
K2CO3 + Cu(C2O4) = CuCO3 + K2C2O4 =>
K2CO3 + Cu(C2O4) = CuCO3 + K2C2O4
Li2S + Cl2 = Cl2S + Li2 =>
Li2S + Cl2 = Cl2S + Li2
NO2{-} + H2O = NO3{-} + H{+} + e =>
NO2{-} + H2O = NO3{-} + 2 H{+} + 2e
CHCH + O2 = C + H2O =>
2 CHCH + O2 = 4 C + 2 H2O
BaCl2(aq) + AgNO3(aq) = AgCl + Ba(NO3)2(aq) =>
BaCl2(aq) + 2 AgNO3(aq) = 2 AgCl + Ba(NO3)2(aq)
CH4(g) + O2(g) = CO2(g) + H2O(g)2H2O(g) = H2O(i) =>
2 CH4(g) + 5 O2(g) = 2 CO2(g) + 2 H2O(g)2H2O(g)
Ce(NO3)3 + Al(NO3)3 + C2H6O2 = Ce3Al5O12 + H2O + CO2 + N2 =>
3 Ce(NO3)3 + 5 Al(NO3)3 + 12 C2H6O2 = Ce3Al5O12 + 36 H2O + 24 CO2 + 12 N2
C6H5Cl + SiCl3 + Na = Si(C6H5)4 + NaCl =>
4 C6H5Cl + SiCl3 + 7 Na = Si(C6H5)4 + 7 NaCl
C2H5Cl + Na4Pb = (C2H5)4Pb + NaCl =>
4 C2H5Cl + Na4Pb = (C2H5)4Pb + 4 NaCl
CaOCl2 + H2O + PH3 = Ca(OH)2 + PH3Cl =>
CaOCl2 + H2O + 2 PH3 = Ca(OH)2 + 2 PH3Cl
(NH4)2SO4 + Ca(CIO3)2 = NH4CIO3 + CaSO4 =>
(NH4)2SO4 + Ca(CIO3)2 = 2 NH4CIO3 + CaSO4
AgNO3 + NaOH = AgOH + NaNO3 =>
AgNO3 + NaOH = AgOH + NaNO3
A2 = A12 =>
6 A2 = A12
C400H8O2 + O2 = CO2 + H2O =>
C400H8O2 + 401 O2 = 400 CO2 + 4 H2O
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