| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaClO3 = 2 NaCl + 3 O2
P + HIO3 + H2O = H3PO4 + HI =>
6 P + 5 HIO3 + 9 H2O = 6 H3PO4 + 5 HI
SO2 + H2S = S + H2O =>
SO2 + 2 H2S = 3 S + 2 H2O
Zn + CuSO4 = Cu + ZnSO4 =>
Zn + CuSO4 = Cu + ZnSO4
Cr3{+} + MnO4{-} + H{+} = (CrO7)2{-} + Mn2{+} + H2O =>
26 Cr3{+} + 158 MnO4{-} + 172 H{+} = 39(CrO7)2{-} + 79 Mn2{+} + 86 H2O
Cr3{+} + MnO4{-} + H{+} = (CrO7){2-} + Mn2{+} + H2O =>
13 Cr3{+} + 70 MnO4{-} + 14 H{+} = 39(CrO7){2-} + 35 Mn2{+} + 7 H2O
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
Cr3{+} + MnO4{-} + H{+} = (CrO7){2-} + Mn{2+} + H2O =>
Cr3{+} + 7 MnO4{-} + 14 H{+} = 3(CrO7){2-} + 7 Mn{2+} + 7 H2O
HCl + BaOH = BaCl + H2O =>
HCl + BaOH = BaCl + H2O
Mg(NO3)26H2O + C6H14O6 = MgO + CO2 + H2O + N2 =>
13 Mg(NO3)26H2O + 77 C6H14O6 = 13 MgO + 462 CO2 + 552 H2O + 169 N2
Cr{3+} + MnO4{-} + H{+} = (CrO7){2-} + Mn{2+} + H2O =>
5 Cr{3+} + 9 MnO4{-} + 2 H{+} = 5(CrO7){2-} + 9 Mn{2+} + H2O
H2SO4 + NaCN = HCN + Na2SO4 =>
H2SO4 + 2 NaCN = 2 HCN + Na2SO4
CH4(g) + O2(g) = CO2(g) + H2O(l) =>
CH4(g) + 2 O2(g) = CO2(g) + 2 H2O(l)
Zn + CuSO4 = Cu + ZnSO4 =>
Zn + CuSO4 = Cu + ZnSO4
Cr{3+} + MnO4{-} + H{+} = CrO7{2-} + Mn{2+} + H2O =>
5 Cr{3+} + 9 MnO4{-} + 2 H{+} = 5 CrO7{2-} + 9 Mn{2+} + H2O
Zn + CuSO4 = Cu4 + ZnSO4 =>
4 Zn + 4 CuSO4 = Cu4 + 4 ZnSO4
CaCl2(aq) + H2(SO4)(aq) = Ca(SO4) + (HCl) =>
CaCl2(aq) + H2(SO4)(aq) = Ca(SO4) + 2(HCl)
Zn + CuSO4 = Cu3 + ZnSO4 =>
3 Zn + 3 CuSO4 = Cu3 + 3 ZnSO4
Ca(NO3)2 + KCl = CaCl2 + KNO3 =>
Ca(NO3)2 + 2 KCl = CaCl2 + 2 KNO3
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
KOH + HCl = KCl + H2O =>
KOH + HCl = KCl + H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C2H6O3 = CH4 + O2 + CO2 =>
2 C2H6O3 = 3 CH4 + 2 O2 + CO2
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
CH3CH2CH3 + O2 = CO2 + H2O =>
CH3CH2CH3 + 5 O2 = 3 CO2 + 4 H2O
Cu + AGNo3 = Cu(No3)2 + AG =>
Cu + 2 AGNo3 = Cu(No3)2 + 2 AG
C6H12O2 + O2 = CO2 + H2O =>
C6H12O2 + 8 O2 = 6 CO2 + 6 H2O
HIO3 + H2S = S + I2 + H2O =>
2 HIO3 + 5 H2S = 5 S + I2 + 6 H2O
NO2 + CO = NO + CO2 =>
NO2 + CO = NO + CO2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
NaCl + O = NaClO =>
NaCl + O = NaClO
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
KOH + HCl = KCl + H2O =>
KOH + HCl = KCl + H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
O2 + CH4 = CO2 + H2O =>
2 O2 + CH4 = CO2 + 2 H2O
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
CH3OH + KMnO4 + H2SO4 = HCOOH + MnSO4 + K2SO4 + H2O =>
5 CH3OH + 4 KMnO4 + 6 H2SO4 = 5 HCOOH + 4 MnSO4 + 2 K2SO4 + 11 H2O
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Na2CO3 + CH3COOH = NaCH3COO + CO2 + H2O =>
Na2CO3 + 2 CH3COOH = 2 NaCH3COO + CO2 + H2O
Zn + HNO3 = Zn(NO3) + NH4NO3 + H2O =>
8 Zn + 10 HNO3 = 8 Zn(NO3) + NH4NO3 + 3 H2O
CU + AgNO3 = CU(NO3) + Ag =>
CU + AgNO3 = CU(NO3) + Ag
Al + KMnO4 = Al2O3 + MnO2 + KO =>
2 Al + 3 KMnO4 = Al2O3 + 3 MnO2 + 3 KO
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Al(NO3) + NaPO4 = AlPO4 + NaNO3 =>
Al(NO3) + NaPO4 = AlPO4 + NaNO3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CaO + KOH = Ca(OH)2 + K2O =>
CaO + 2 KOH = Ca(OH)2 + K2O
CH3COOH + O2 = H2O + CO2 =>
CH3COOH + 2 O2 = 2 H2O + 2 CO2
FeCl3 + CH3COONa = (CH3COO)3Fe + NaCl =>
FeCl3 + 3 CH3COONa = (CH3COO)3Fe + 3 NaCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/03/15
Équations équilibrées sur05/03/14
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