Équations équilibrées la veille |
3 CaCO3 + CO + 2 H2O = 3 Ca + 4 HCO3
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Ga + Br2 = GaBr3 =>
2 Ga + 3 Br2 = 2 GaBr3
C2H2Cl4 + Mg(OH)2 = C2HCl3 + MgCl2 + H2O =>
2 C2H2Cl4 + Mg(OH)2 = 2 C2HCl3 + MgCl2 + 2 H2O
Be + O2 = BeO2 =>
Be + O2 = BeO2
C7H6O2 + C6H14O3 = C20H22O5 + H2O =>
2 C7H6O2 + C6H14O3 = C20H22O5 + 2 H2O
CH3COOC5H11 + H2SO4 = CH3COOH + C5H11OH + SO3 =>
CH3COOC5H11 + H2SO4 = CH3COOH + C5H11OH + SO3
Be + O2 = BeO =>
2 Be + O2 = 2 BeO
CaO + H2SO3 = H2OCaSO3 =>
CaO + H2SO3 = H2OCaSO3
C3H7OH = C3H6 + HOH =>
C3H7OH = C3H6 + HOH
NaOH + NaH = Na2O + H2 =>
NaOH + NaH = Na2O + H2
Ga + O2 = GaO =>
2 Ga + O2 = 2 GaO
FeCl3 + KCl = FeCl + KCl3 =>
FeCl3 + KCl = FeCl + KCl3
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Fe + H2SO4 = Fe2(SO4) + H2 =>
2 Fe + H2SO4 = Fe2(SO4) + H2
Be + O = BeO =>
Be + O = BeO
C{-2} = C + {-} =>
C{-2} = C + 2e
NaCl + NaOH = Na2HClO =>
NaCl + NaOH = Na2HClO
N2H4CO + NaClO + NaOH = N2H4 + NaCl + Na2CO3 + H2O =>
N2H4CO + NaClO + 2 NaOH = N2H4 + NaCl + Na2CO3 + H2O
Li + HCl = LiCl + H2 =>
2 Li + 2 HCl = 2 LiCl + H2
AlBr3 + Cl = AlCl3 + Br =>
AlBr3 + 3 Cl = AlCl3 + 3 Br
HNO2 + MnCl2 + HCl = NO + MnCl4 + H2O =>
2 HNO2 + MnCl2 + 2 HCl = 2 NO + MnCl4 + 2 H2O
AlBr3 + Cl = AlCl3 + Br2 =>
2 AlBr3 + 6 Cl = 2 AlCl3 + 3 Br2
H2C4O4 + KMnO4 + H2SeO4 = MnSeO4 + KHSeO4 + CO2 + H2O =>
H2C4O4 + 2 KMnO4 + 4 H2SeO4 = 2 MnSeO4 + 2 KHSeO4 + 4 CO2 + 4 H2O
K2 + H2O = KOH2 =>
K2 + 2 H2O = 2 KOH2
Xe + F = XeF6 =>
Xe + 6 F = XeF6
AgNO3 + MhCl2 = AgCl + Mh(NO3)2 =>
2 AgNO3 + MhCl2 = 2 AgCl + Mh(NO3)2
Ga + Br2 = GaBr3 =>
2 Ga + 3 Br2 = 2 GaBr3
CaC2 + (NaOH) = CaC + NaC + OH =>
CaC2 + (NaOH) = CaC + NaC + OH
Be + O2 = BeO =>
2 Be + O2 = 2 BeO
Be + O2 = BeO2 =>
Be + O2 = BeO2
CuS + Cl2 = CuCl2 + S2Cl2 =>
2 CuS + 3 Cl2 = 2 CuCl2 + S2Cl2
CaBr2 + CoSO4 = CaSO4 + CoBr2 =>
CaBr2 + CoSO4 = CaSO4 + CoBr2
Mg(OH)2 + HCl = MgCl2 + HOH =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 HOH
C6Br + Mg + CO2 + HCl = C7O2H + MgBrCl =>
C6Br + Mg + CO2 + HCl = C7O2H + MgBrCl
Be + O2 = BeO2 =>
Be + O2 = BeO2
TeO2 + HNO3 + H2O = H2(TeO4) + NO =>
3 TeO2 + 2 HNO3 + 2 H2O = 3 H2(TeO4) + 2 NO
Pb(NO3)2(aq) + KCl(aq) = PbCl2(s) + KNO3(aq) =>
Pb(NO3)2(aq) + 2 KCl(aq) = PbCl2(s) + 2 KNO3(aq)
Ga + O2 = Ga2O3 =>
4 Ga + 3 O2 = 2 Ga2O3
AlBr3 + Cl = AlCl3 + Br2 =>
2 AlBr3 + 6 Cl = 2 AlCl3 + 3 Br2
LiCl(aq) + AgNO3(aq) = LiNO3 + AgCl =>
LiCl(aq) + AgNO3(aq) = LiNO3 + AgCl
(C17H33COO)3C3H5 + KOH = C17H33COOK + C3H5(OH)3 =>
(C17H33COO)3C3H5 + 3 KOH = 3 C17H33COOK + C3H5(OH)3
Be + O2 = BeO =>
2 Be + O2 = 2 BeO
Li + HCl = LiCl + H2 =>
2 Li + 2 HCl = 2 LiCl + H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
AlBr3 + Cl = AlCl3 + Br =>
AlBr3 + 3 Cl = AlCl3 + 3 Br
Be + O2 = BeO =>
2 Be + O2 = 2 BeO
Ga + O2 = GaO =>
2 Ga + O2 = 2 GaO
Xe + F = XeF2 =>
Xe + 2 F = XeF2
K2CO3 + HNO3 = KNO3 + H2O + CO2 =>
K2CO3 + 2 HNO3 = 2 KNO3 + H2O + CO2
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