| Équations équilibrées la veille |
C2H2O3 + O2 = 2 CO2 + H2O
FeO4{2-} + Zn + H{+} = Fe{3+} + ZnO + H2O =>
2 FeO4{2-} + 3 Zn + 10 H{+} = 2 Fe{3+} + 3 ZnO + 5 H2O
SO4(NH4)2 = SO2 + N2 + NH3 + H2O =>
3 SO4(NH4)2 = 3 SO2 + N2 + 4 NH3 + 6 H2O
HC3H7O2 + OH = C3H7O2 + H3O =>
2 HC3H7O2 + OH = 2 C3H7O2 + H3O
SICl4 + C = SIC + Cl2 =>
SICl4 + C = SIC + 2 Cl2
C8H10 + K2Cr2O7 + H2SO4 = C7H6O2 + K2SO4 + Cr2(SO4)3 + H2O =>
7 C8H10 + 9 K2Cr2O7 + 36 H2SO4 = 8 C7H6O2 + 9 K2SO4 + 9 Cr2(SO4)3 + 47 H2O
HBr + H2SO4 = Br2 + H2S03 + H2O =>
20 HBr + 3 H2SO4 = 10 Br2 + H2S03 + 12 H2O
B + HBr = BBr3 + H2 =>
2 B + 6 HBr = 2 BBr3 + 3 H2
Cu + H2SO4 + HNO3 = CuSO4 + NO + H2O =>
3 Cu + 3 H2SO4 + 2 HNO3 = 3 CuSO4 + 2 NO + 4 H2O
(CH3)2CHCH2CH2OHCH3CH2CH2COOH = CH3CH2CH2COOCHCH2CH2(CH3)2H2O =>
(CH3)2CHCH2CH2OHCH3CH2CH2COOH = CH3CH2CH2COOCHCH2CH2(CH3)2H2O
C4H8O2 + K2CO3 = C4H7KO2 + CO2 + H2O =>
2 C4H8O2 + K2CO3 = 2 C4H7KO2 + CO2 + H2O
IF7 + H2O = HF + HIO3 + O2 =>
2 IF7 + 8 H2O = 14 HF + 2 HIO3 + O2
LiOH + S = LiOHS =>
LiOH + S = LiOHS
CH2(Br)C6H5Br + KOH = CH2(Br)C6H5OH + KBr =>
CH2(Br)C6H5Br + KOH = CH2(Br)C6H5OH + KBr
I{-} + NO2{-} + H{+} = I2 + NO + H2O =>
2 I{-} + 2 NO2{-} + 4 H{+} = I2 + 2 NO + 2 H2O
C10O8 + O2 = CO2 =>
C10O8 + 6 O2 = 10 CO2
Ni + Cl2 = Ni3Cl =>
6 Ni + Cl2 = 2 Ni3Cl
CrOHCl2 + H2O = Cr(OH)2Cl + HCl =>
CrOHCl2 + H2O = Cr(OH)2Cl + HCl
KMnO4 + Na2AsO3 + H2O = MnO2 + Na2AsO4 + KOH =>
2 KMnO4 + 3 Na2AsO3 + H2O = 2 MnO2 + 3 Na2AsO4 + 2 KOH
BrO3 + KI + H2SO4 = Br + K2SO4 + I2 + H2O =>
BrO3 + 6 KI + 3 H2SO4 = Br + 3 K2SO4 + 3 I2 + 3 H2O
Fe(NO3)3 + K = Fe + KNO3 =>
Fe(NO3)3 + 3 K = Fe + 3 KNO3
C6H5OH + O2 = C6H5O + H2O =>
4 C6H5OH + O2 = 4 C6H5O + 2 H2O
Cr2O7{2-} + CH3CH2OH + H{+} = Cr{3+} + CH3COOH + H2O =>
2 Cr2O7{2-} + 3 CH3CH2OH + 16 H{+} = 4 Cr{3+} + 3 CH3COOH + 11 H2O
CCl4 + C2H5OH + H2O = HClO2 + CH4 =>
CCl4 + 2 C2H5OH + 6 H2O = 4 HClO2 + 5 CH4
Fe(NO3)2 + NaClO3 + HNO3 = Fe(NO3)3 + Cl2 + NaNO3 + H2O =>
10 Fe(NO3)2 + 2 NaClO3 + 12 HNO3 = 10 Fe(NO3)3 + Cl2 + 2 NaNO3 + 6 H2O
Mn + HCl = Cl2Mn + H2 =>
Mn + 2 HCl = Cl2Mn + H2
H3C6H5O2 + NaOH = Na3C6H5O2 + H2O =>
H3C6H5O2 + 3 NaOH = Na3C6H5O2 + 3 H2O
Ba + CrO4 + HCl = BaCl2 + HCrO4 =>
Ba + 2 CrO4 + 2 HCl = BaCl2 + 2 HCrO4
O2(g) = O3(g) =>
3 O2(g) = 2 O3(g)
C6H14 + HCl = CCl + H2 =>
C6H14 + 6 HCl = 6 CCl + 10 H2
H3PO3 + Fe2(Cr2O7)3 = H3PO4 + Fe + Cr2O3 =>
12 H3PO3 + Fe2(Cr2O7)3 = 12 H3PO4 + 2 Fe + 3 Cr2O3
KMnO4 + HCl = H2O + Cl2 + MnCl + KCl =>
KMnO4 + 8 HCl = 4 H2O + 3 Cl2 + MnCl + KCl
Al + NO3 = Al(NO3)3 =>
Al + 3 NO3 = Al(NO3)3
NO + Cl2 + H2 = NHCl2 + H2O =>
2 NO + 2 Cl2 + 3 H2 = 2 NHCl2 + 2 H2O
FeSO4 + K3[Fe(CN)6] = Fe4[Fe(CN)6]3 + K2SO4 + Fe =>
9 FeSO4 + 6 K3[Fe(CN)6] = 2 Fe4[Fe(CN)6]3 + 9 K2SO4 + Fe
Sn(OH)2 + O2 = SnO2 + H2O =>
2 Sn(OH)2 + O2 = 2 SnO2 + 2 H2O
K2Cr2O7 + CaCl2 + H2SO4 = Cr2(SO2)3 + K2SO4 + CaSO4 + Cl2 + H2O =>
K2Cr2O7 + 9 CaCl2 + 13 H2SO4 = Cr2(SO2)3 + K2SO4 + 9 CaSO4 + 9 Cl2 + 13 H2O
NaClO + C6H9I2NO = H2O + CO2 + NaCl + I + N =>
31 NaClO + 2 C6H9I2NO = 9 H2O + 12 CO2 + 31 NaCl + 4 I + 2 N
Fe{2}O{3} + HNO{3} = Fe(NO){3}*{3} + H{2}O =>
Fe{2}O{3} + HNO{3} = Fe(NO){3}*{3} + H{2}O
HNO3 + Al = Al(NO4)3 + NO2 + H2O =>
12 HNO3 + Al = Al(NO4)3 + 9 NO2 + 6 H2O
CuNO3 + LiS = CuS + LiNO3 =>
CuNO3 + LiS = CuS + LiNO3
KCl + Ca(CN)2 = CaCl2 + KCN =>
2 KCl + Ca(CN)2 = CaCl2 + 2 KCN
CuSO4 + ZnNO32 = CuNO32 + ZnSO4 =>
CuSO4 + ZnNO32 = CuNO32 + ZnSO4
Al2(SO4)3 + Mg + H2O = Mg2(SO4)3 + Al(OH)3 + H2 =>
Al2(SO4)3 + 2 Mg + 6 H2O = Mg2(SO4)3 + 2 Al(OH)3 + 3 H2
OH{-} + Mn2O7{2-} = MnO4{2-} + H2O =>
2 OH{-} + Mn2O7{2-} = 2 MnO4{2-} + H2O
Pb + HNO3 + H2SO4 = PbSO4 + NO2 + H2O =>
Pb + 2 HNO3 + H2SO4 = PbSO4 + 2 NO2 + 2 H2O
CO2(g) + H2O(l) + K2CO3(aq) = KHCO3(aq) =>
CO2(g) + H2O(l) + K2CO3(aq) = 2 KHCO3(aq)
Mg + Na2O = MgO + Na2 =>
Mg + Na2O = MgO + Na2
H2TeO3 + Al(OH)3 = Al2(TeO3)3 + H2O =>
3 H2TeO3 + 2 Al(OH)3 = Al2(TeO3)3 + 6 H2O
CaOH + H2S = Ca2S + H2O =>
2 CaOH + H2S = Ca2S + 2 H2O
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