| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Zn + O2 = 2 ZnO
Pb(NO3)2(aq) + KI(aq) = PbI2(s) + KNO3(aq) =>
Pb(NO3)2(aq) + 2 KI(aq) = PbI2(s) + 2 KNO3(aq)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CH3CH2OH + O2 = CO2 + H2O =>
CH3CH2OH + 3 O2 = 2 CO2 + 3 H2O
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
CACO3 = CAO + CO2 =>
CACO3 = CAO + CO2
K + H2O = H2 + KOH =>
2 K + 2 H2O = H2 + 2 KOH
Cr(OH)3 + OH{-} = CrO4{-2} + H2O + e =>
Cr(OH)3 + 5 OH{-} = CrO4{-2} + 4 H2O + 3e
CrI3 + Cl2 + NaOH = Na2CrO4 + NaIO4 + NaCl + H2O =>
2 CrI3 + 27 Cl2 + 64 NaOH = 2 Na2CrO4 + 6 NaIO4 + 54 NaCl + 32 H2O
Mg(s) + HCl(aq) = MgCl2(aq) + H2(g) =>
Mg(s) + 2 HCl(aq) = MgCl2(aq) + H2(g)
Mg3(PO4)2 + H2 = Mg + H3(PO4) =>
Mg3(PO4)2 + 3 H2 = 3 Mg + 2 H3(PO4)
C8H8 + O2 = CO2 + H2O =>
C8H8 + 10 O2 = 8 CO2 + 4 H2O
H2O = O2 + H2 =>
2 H2O = O2 + 2 H2
CH3CH2COCl + H2 = CH3CH2CH2OH + HCl =>
CH3CH2COCl + 2 H2 = CH3CH2CH2OH + HCl
HNO3 + H2S = NO + S + H2O =>
2 HNO3 + 3 H2S = 2 NO + 3 S + 4 H2O
C5H11OH + HBr = H2O + C5H11Br =>
C5H11OH + HBr = H2O + C5H11Br
MnO2 + FeSO4 + H2SO4 = MnSO4 + Fe2(SO4)3 + H2O =>
MnO2 + 2 FeSO4 + 2 H2SO4 = MnSO4 + Fe2(SO4)3 + 2 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
FeCl3 + TiCl3 = FeCl2 + TiCl4 =>
FeCl3 + TiCl3 = FeCl2 + TiCl4
H2C2O4 + K2Cr2O7 + HCl = KCl + CO2 + CrCl3 + H2O =>
3 H2C2O4 + K2Cr2O7 + 8 HCl = 2 KCl + 6 CO2 + 2 CrCl3 + 7 H2O
Cu + HNO3 = NO3{-} + NO2 + H2O + Cu{+2} =>
Cu + 4 HNO3 = 2 NO3{-} + 2 NO2 + 2 H2O + Cu{+2}
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
Fe + CO2 = Fe2O3 + CO =>
2 Fe + 3 CO2 = Fe2O3 + 3 CO
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
SrAl2O4 + Al2O3 = SrAl12O19 =>
SrAl2O4 + 5 Al2O3 = SrAl12O19
C5H12(l) + O2(g) = CO2(g) + H2O(l) =>
C5H12(l) + 8 O2(g) = 5 CO2(g) + 6 H2O(l)
KMNO4 + FeSO4 + H2SO4 = K2SO4 + MNSO4 + Fe2(SO4)3 + H2O =>
2 KMNO4 + 10 FeSO4 + 8 H2SO4 = K2SO4 + 2 MNSO4 + 5 Fe2(SO4)3 + 8 H2O
CA(OH)2 + HCl = CACl2 + H2O =>
CA(OH)2 + 2 HCl = CACl2 + 2 H2O
H2 + Cl = HCl =>
H2 + 2 Cl = 2 HCl
Zn + O = ZnO =>
Zn + O = ZnO
KMNO4 + FeSO4 + H2SO4 = K2SO4 + MNSO4 + Fe2(SO4)3 + H2O =>
2 KMNO4 + 10 FeSO4 + 8 H2SO4 = K2SO4 + 2 MNSO4 + 5 Fe2(SO4)3 + 8 H2O
As(HO)3 = AsH3 + H3AsO4 =>
4 As(HO)3 = AsH3 + 3 H3AsO4
CH3COCH3 + Cl2 = CH3COCH2Cl + HCl =>
CH3COCH3 + Cl2 = CH3COCH2Cl + HCl
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
KCLO3 = KCL + O2 =>
2 KCLO3 = 2 KCL + 3 O2
Cu{2} + I{-} = CuI + I2 =>
2 Cu{2} + 4 I{-} = 2 CuI + I2
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
CN{-} + NO3{-} + H{+} = NO + CO2 + H2O =>
3 CN{-} + 7 NO3{-} + 10 H{+} = 10 NO + 3 CO2 + 5 H2O
O2 + H2 = H2O =>
O2 + 2 H2 = 2 H2O
C4H10O + O2 = CO2 + H2O =>
C4H10O + 6 O2 = 4 CO2 + 5 H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Na + O2 = NaO =>
2 Na + O2 = 2 NaO
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
O2 + H2 = H2O =>
O2 + 2 H2 = 2 H2O
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/21/19
Équations équilibrées sur08/20/18
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