| Équations équilibrées la veille | Équations équilibrées le lendemain |
CU + 4 HNO3 = CU(NO3)2 + 2 NO2 + 2 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
B + HBr = BBr3 + H2 =>
2 B + 6 HBr = 2 BBr3 + 3 H2
Fe2O3 + CO = CO2 + Fe =>
Fe2O3 + 3 CO = 3 CO2 + 2 Fe
CuSO4 + BaNO3 = BaSO4 + CuNO3 =>
CuSO4 + BaNO3 = BaSO4 + CuNO3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
AgNO3 + NaOH = AgOH + NaNO3 =>
AgNO3 + NaOH = AgOH + NaNO3
MgCl2 + AgNO3 = Mg(NO3)2 + AgCl =>
MgCl2 + 2 AgNO3 = Mg(NO3)2 + 2 AgCl
Cu + H2SO4 = CuSO4 + S + H2O =>
3 Cu + 4 H2SO4 = 3 CuSO4 + S + 4 H2O
FECO3 + HNO3 = FE(NO3)3 + NO2 + CO2 + H2O =>
FECO3 + 4 HNO3 = FE(NO3)3 + NO2 + CO2 + 2 H2O
AG + HNO3 = AGNO3 + NO + H2O =>
3 AG + 4 HNO3 = 3 AGNO3 + NO + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NH3 + O2 + CH4 = HCN + H2O =>
2 NH3 + 3 O2 + 2 CH4 = 2 HCN + 6 H2O
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
MG + H2SO4 = MGSO4 + SO2 + H2O =>
MG + 2 H2SO4 = MGSO4 + SO2 + 2 H2O
Na + HCL = H2 + NaCL =>
2 Na + 2 HCL = H2 + 2 NaCL
AlCl3 + Mg = MgCl2 + Al =>
2 AlCl3 + 3 Mg = 3 MgCl2 + 2 Al
CU + HNO3 = CU(NO3)2 + N2O + H2O =>
4 CU + 10 HNO3 = 4 CU(NO3)2 + N2O + 5 H2O
Na + HCL = H + NaCL =>
Na + HCL = H + NaCL
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
AgNO3 + NaOH = AgOH + NaNO3 =>
AgNO3 + NaOH = AgOH + NaNO3
BaNO3 + NaCO3 = BaCO3 + NaNO3 =>
BaNO3 + NaCO3 = BaCO3 + NaNO3
FeSO4 + KMnO4 + H2SO4 = Fe2(SO4)3 + K2SO4 + MnSO4 + H2O =>
10 FeSO4 + 2 KMnO4 + 8 H2SO4 = 5 Fe2(SO4)3 + K2SO4 + 2 MnSO4 + 8 H2O
Cr2O7{-2} + Cl{-} + H{+} = Cr{3]+Cl+H2O =>
Cr2O7{-2} + 6 Cl{-} + 14 H{+} = 2 Cr{3]+6Cl+7H2O
AgNO3 + CuSO4 = AgSO4 + CuNO3 =>
AgNO3 + CuSO4 = AgSO4 + CuNO3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
BaNO3 + NaOH = BaOH + NaNO3 =>
BaNO3 + NaOH = BaOH + NaNO3
HNO3 + Ca(OH)2 = Ca(NO3)2 + H2O =>
2 HNO3 + Ca(OH)2 = Ca(NO3)2 + 2 H2O
CH4 + Br2 = CBr4 + HBr =>
CH4 + 4 Br2 = CBr4 + 4 HBr
KBr + Cu(NO3)2 = KNO3 + CuBr2 =>
2 KBr + Cu(NO3)2 = 2 KNO3 + CuBr2
CCl4(l) + SBF3(s) = CCl2F2(g) + SBCl3(s) =>
3 CCl4(l) + 2 SBF3(s) = 3 CCl2F2(g) + 2 SBCl3(s)
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Cl2 + NAOH = NACl + NAClO3 + H2O =>
3 Cl2 + 6 NAOH = 5 NACl + NAClO3 + 3 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Be2C + H2O = Be(OH)2 + CH4 =>
Be2C + 4 H2O = 2 Be(OH)2 + CH4
Cr2O7{-2} + Cl{-} + H{+} = Cr{+3]+Cl+H2O =>
Cr2O7{-2} + 6 Cl{-} + 14 H{+} = 2 Cr{+3]+6Cl+7H2O
K2O + H2SO4 = K2SO4 + H2O =>
K2O + H2SO4 = K2SO4 + H2O
NaCO3 + CuSO4 = NaSO4 + CuCO3 =>
NaCO3 + CuSO4 = NaSO4 + CuCO3
NH4Al(SO4)2 + NH3 + H2O = (NH4)2SO4 + Al(OH)3 =>
NH4Al(SO4)2 + 3 NH3 + 3 H2O = 2(NH4)2SO4 + Al(OH)3
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Al2O3(s) + HCl(aq) = AlCl3(aq) + H2O(l) =>
Al2O3(s) + 6 HCl(aq) = 2 AlCl3(aq) + 3 H2O(l)
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2
H2SO4 + KOH = H2O + K2SO4 =>
H2SO4 + 2 KOH = 2 H2O + K2SO4
Al2O3 + NAOH + H2O = NAAl(OH)4 =>
Al2O3 + 2 NAOH + 3 H2O = 2 NAAl(OH)4
Cr2O7{-2} + Cl{-} + H{+} = Cr{+3]+Cl2+H2O =>
Cr2O7{-2} + 6 Cl{-} + 14 H{+} = 2 Cr{+3]+3Cl2+7H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/10/15
Équations équilibrées sur08/09/14
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