| Équations équilibrées la veille |
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
FeCO3 + H2O2 = FeOOH + CO2 =>
2 FeCO3 + H2O2 = 2 FeOOH + 2 CO2
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
Mg{+2} + I = MgI{+2} =>
Mg{+2} + I = MgI{+2}
Pb(NO3)2 + HF = HNO3 + PbF2 =>
Pb(NO3)2 + 2 HF = 2 HNO3 + PbF2
VSO4 + KMnO4 + H2SO4 = V2(SO4)3 + K2SO4 + MnSO4 + H2O =>
10 VSO4 + 2 KMnO4 + 8 H2SO4 = 5 V2(SO4)3 + K2SO4 + 2 MnSO4 + 8 H2O
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
[NH4]2SO4 + NaOH = Na2SO4 + H2O + NH3 =>
[NH4]2SO4 + 2 NaOH = Na2SO4 + 2 H2O + 2 NH3
P4 + O2 = P4O10 =>
P4 + 5 O2 = P4O10
Rb(s) + F2(g) = RbF =>
2 Rb(s) + F2(g) = 2 RbF
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
Sn + MgBr2 = Mg + SnBr4 =>
Sn + 2 MgBr2 = 2 Mg + SnBr4
Na + H3PO4 = Na3PO4 + H2 =>
6 Na + 2 H3PO4 = 2 Na3PO4 + 3 H2
Na[Al(OH)4] + H2O2 = Al(OH)3 + NaO + H2O =>
2 Na[Al(OH)4] + H2O2 = 2 Al(OH)3 + 2 NaO + 2 H2O
AuCl3 + Pb = PbCl4 + Au =>
4 AuCl3 + 3 Pb = 3 PbCl4 + 4 Au
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
S + RbOH = Rb2S + Rb2SO3 + H2O =>
3 S + 6 RbOH = 2 Rb2S + Rb2SO3 + 3 H2O
K2S + K2MnO4 + H2O = S + MnO2 + KOH =>
K2S + K2MnO4 + 2 H2O = S + MnO2 + 4 KOH
CuO(s) + NH3 = N2(g) + Cu(s) + H2O(g) =>
3 CuO(s) + 2 NH3 = N2(g) + 3 Cu(s) + 3 H2O(g)
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
CH3NH2 + CuO = N2 + Cu + H2O + CO2 =>
2 CH3NH2 + 9 CuO = N2 + 9 Cu + 5 H2O + 2 CO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
NH2C2H3COOH + H2SO4 = NH3 + CO2 + H2O + SO2 =>
2 NH2C2H3COOH + 11 H2SO4 = 2 NH3 + 6 CO2 + 14 H2O + 11 SO2
S + RbOH = Rb2S + Rb2SO3 + H2O =>
3 S + 6 RbOH = 2 Rb2S + Rb2SO3 + 3 H2O
CaCl2(aq) + K2Co3(aq) = KCl(aq) + CaCo3(s) =>
CaCl2(aq) + K2Co3(aq) = 2 KCl(aq) + CaCo3(s)
Li2CO3 + Ca(C2H3O2)2 = Li(C2H3O2) + CaCO3 =>
Li2CO3 + Ca(C2H3O2)2 = 2 Li(C2H3O2) + CaCO3
NaCI(s) + H2SO4(l) = HCI(l) + Na2SO4(s) =>
2 NaCI(s) + H2SO4(l) = 2 HCI(l) + Na2SO4(s)
AgNO3 + CuCl2 = AgCl + Cu(NO3)2 =>
2 AgNO3 + CuCl2 = 2 AgCl + Cu(NO3)2
KI + HOH = KOH + HI =>
KI + HOH = KOH + HI
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
{-}(3{-}nitrophenyl)etanol = {-}(3{-}Aminophenyl)etanol =>
{-}(3{-}nitrophenyl)etanol = {-}(3{-}Aminophenyl)etanol
Cr2O3 + ClO{-} = CrO4 + Cl{-} =>
Cr2O3 + 5 ClO{-} = 2 CrO4 + 5 Cl{-}
BaCl2 + NaOH = Ba(OH)2 + NaCl =>
BaCl2 + 2 NaOH = Ba(OH)2 + 2 NaCl
AgNO3 + MgCl2 = AgCl + Mg(NO3)2 =>
2 AgNO3 + MgCl2 = 2 AgCl + Mg(NO3)2
H(C2H3O2) + Na2CO3 = H2CO3 + Na(C2H3O2) =>
2 H(C2H3O2) + Na2CO3 = H2CO3 + 2 Na(C2H3O2)
NaI + HNO3 = NaNO3 + NO2 + I2 + H2O =>
2 NaI + 4 HNO3 = 2 NaNO3 + 2 NO2 + I2 + 2 H2O
MnO2 + Cl2 = Mn + ClO =>
MnO2 + Cl2 = Mn + 2 ClO
HNO3 + CaO = Ca(NO3)2 + H2O =>
2 HNO3 + CaO = Ca(NO3)2 + H2O
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
S + RbOH = Rb2S + Rb2SO3 + H2O =>
3 S + 6 RbOH = 2 Rb2S + Rb2SO3 + 3 H2O
O3 = O2 =>
2 O3 = 3 O2
CaS(aq) + ZnCl2(aq) = ZnS(s) + CaCl2(aq) =>
CaS(aq) + ZnCl2(aq) = ZnS(s) + CaCl2(aq)
HCN + CuSO4 = H2SO4 + Cu(CN)2 =>
2 HCN + CuSO4 = H2SO4 + Cu(CN)2
C2H5 + O2 = CO2 + H2O =>
4 C2H5 + 13 O2 = 8 CO2 + 10 H2O
HClO4 + K2CO3 = H2O + CO2 + KClO4 =>
2 HClO4 + K2CO3 = H2O + CO2 + 2 KClO4
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Équations équilibrées sur10/19/24
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