Équations équilibrées la veille |
NaOH + Mg2SO4 = NaSO4 + Mg2OH
FeS2 + O + H2O = Fe + H2SO4 =>
FeS2 + 6 O + 2 H2O = Fe + 2 H2SO4
CaO2 + C = CO + CaC2 =>
CaO2 + 4 C = 2 CO + CaC2
CH3OH + C2H5OC2H5 = C2H5OCH3 =>
CH3OH + 2 C2H5OC2H5 = 3 C2H5OCH3
HY + KOH = KY + H2O =>
HY + KOH = KY + H2O
NaHSO4 + Ca(OH)2 = NaOH + Ca(HSO4)2 =>
2 NaHSO4 + Ca(OH)2 = 2 NaOH + Ca(HSO4)2
KBr + PbO2 + HNO3 = Pb(NO3)2 + BrO2 + KNO3 + H2O =>
2 KBr + 5 PbO2 + 12 HNO3 = 5 Pb(NO3)2 + 2 BrO2 + 2 KNO3 + 6 H2O
C6H4(NO2)COOH + Fe + HCl = C6H4(NH3Cl)COOH + FeCl2 + H2O =>
C6H4(NO2)COOH + 3 Fe + 7 HCl = C6H4(NH3Cl)COOH + 3 FeCl2 + 2 H2O
FeS2 + H2O + O = Fe2(SO4)3 + H2SO4 =>
2 FeS2 + H2O + 15 O = Fe2(SO4)3 + H2SO4
KBr + PbO2 + HNO3 = Pb(NO3)2 + BrO2 + KNO3 + H2O =>
2 KBr + 5 PbO2 + 12 HNO3 = 5 Pb(NO3)2 + 2 BrO2 + 2 KNO3 + 6 H2O
C2H5OH + Br2 = BrOH + C2H5 =>
2 C2H5OH + Br2 = 2 BrOH + 2 C2H5
Fe(s) + Pb(NO3)2 = Fe(NO3)2(aq) + Pb(s) =>
Fe(s) + Pb(NO3)2 = Fe(NO3)2(aq) + Pb(s)
CH3COCl + C7H8 = HCl + C9H10O =>
CH3COCl + C7H8 = HCl + C9H10O
FeS2 + O + H2O = Fe(OH)3 + H2SO4 =>
2 FeS2 + 15 O + 7 H2O = 2 Fe(OH)3 + 4 H2SO4
C2H5OH + Br2 = C2H2Br3OH + HBr =>
C2H5OH + 3 Br2 = C2H2Br3OH + 3 HBr
NH4OH + H3SO4 = (NH4)3SO4 + H2O =>
3 NH4OH + H3SO4 = (NH4)3SO4 + 3 H2O
FeS2 + H2O + O = FeSO4 + H2SO4 =>
FeS2 + H2O + 7 O = FeSO4 + H2SO4
Pb(NO3)2 + NaI = NaI(NO3) + Pb2 =>
2 Pb(NO3)2 + 4 NaI = 4 NaI(NO3) + Pb2
HCl + KClO3 = KCl + ClO2 + H2O =>
6 HCl + 5 KClO3 = 5 KCl + 6 ClO2 + 3 H2O
C8H10 + KMnO4 + H2SO4 = C8H6O4 + K2SO4 + MnSO4 + H2O =>
5 C8H10 + 12 KMnO4 + 18 H2SO4 = 5 C8H6O4 + 6 K2SO4 + 12 MnSO4 + 28 H2O
CH3C6H4NO2 + Fe + HCl = FeCl2 + CH3C6H4NH3Cl + H2O =>
CH3C6H4NO2 + 3 Fe + 7 HCl = 3 FeCl2 + CH3C6H4NH3Cl + 2 H2O
KMnO4 + KBr + H2SO4 = MnSO4 + Br2 + K2SO4 + KOH =>
2 KMnO4 + 10 KBr + 4 H2SO4 = 2 MnSO4 + 5 Br2 + 2 K2SO4 + 8 KOH
C2H5OH + Br2 = C2H4Br2 + H2O =>
C2H5OH + Br2 = C2H4Br2 + H2O
CH3CH2COOH + K2CO3 = CH3CH2COOK + CO2 + H2O =>
2 CH3CH2COOH + K2CO3 = 2 CH3CH2COOK + CO2 + H2O
Cr2O3 + KOH + H2O = K[Cr(OH)4] =>
Cr2O3 + 2 KOH + 3 H2O = 2 K[Cr(OH)4]
Ba + HBrO = Ba(BrO)2 + H2 =>
Ba + 2 HBrO = Ba(BrO)2 + H2
C2H5OH + Br2 = C2H5OBr + H2 =>
2 C2H5OH + Br2 = 2 C2H5OBr + H2
Cr2O3 + KOH + H2O = K3Cr(OH)6 =>
Cr2O3 + 6 KOH + 3 H2O = 2 K3Cr(OH)6
C2H5OH + Br2 = C2H4Br + H2O =>
2 C2H5OH + Br2 = 2 C2H4Br + 2 H2O
Cr + LiBr = Li + CrBr =>
Cr + LiBr = Li + CrBr
C2H5OH + Br2 = C2H5OBr + HBr =>
C2H5OH + Br2 = C2H5OBr + HBr
Cr2O3 + KOH + H2O = K3[Cr(OH)6] =>
Cr2O3 + 6 KOH + 3 H2O = 2 K3[Cr(OH)6]
NH4OH + H3SO4 = (NH4)3SO4 + H2O =>
3 NH4OH + H3SO4 = (NH4)3SO4 + 3 H2O
C2H5OH + Br2 = C2H5Br + BrOH =>
C2H5OH + Br2 = C2H5Br + BrOH
NH4Cl + BaCl2 = BaNH4 + Cl2 =>
2 NH4Cl + 2 BaCl2 = 2 BaNH4 + 3 Cl2
Cr2O3 + KOH + H2O = K(Cr(OH)4) =>
Cr2O3 + 2 KOH + 3 H2O = 2 K(Cr(OH)4)
CaCO3(s) + NaCl(aq) = Na2CO3(aq) + CaCl2(aq) =>
CaCO3(s) + 2 NaCl(aq) = Na2CO3(aq) + CaCl2(aq)
Cr2O3 + KOH + H2O = K3(Cr(OH)6) =>
Cr2O3 + 6 KOH + 3 H2O = 2 K3(Cr(OH)6)
De(OH)3 + H2SO4 = De(HSO4)3 + H2O =>
De(OH)3 + 3 H2SO4 = De(HSO4)3 + 3 H2O
KCN + CH3Cl = C2H3N + KCl =>
KCN + CH3Cl = C2H3N + KCl
Cl2 + NaOH = NaCl + ClO3 + H2O =>
7 Cl2 + 12 NaOH = 12 NaCl + 2 ClO3 + 6 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Na + H2SO4 = NaHSO4 + SO + H2O =>
4 Na + 5 H2SO4 = 4 NaHSO4 + SO + 3 H2O
MnO2 + KClO3 + KHO = K2MnO4 + KCl + H2O =>
3 MnO2 + KClO3 + 6 KHO = 3 K2MnO4 + KCl + 3 H2O
CuCO3Ca(OH)2 = CuO + Ca(OH)2 + CO2 =>
CuCO3Ca(OH)2 = CuO + Ca(OH)2 + CO2
KBrAgNO3 = AgBr(KNO3) =>
KBrAgNO3 = AgBr(KNO3)
MrO2 + H2 = MrO + H2O =>
MrO2 + H2 = MrO + H2O
CaOH + HBr = HOH + CaBr =>
CaOH + HBr = HOH + CaBr
Rb + H = RbH =>
Rb + H = RbH
Na2MnO4 + CH3COOH = MnO2 + CH3COONa + HMnO4 + H2O =>
3 Na2MnO4 + 6 CH3COOH = MnO2 + 6 CH3COONa + 2 HMnO4 + 2 H2O
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