| Équations équilibrées la veille | Équations équilibrées le lendemain |
MnO2 + 4 HCl = MnCl2 + Cl2 + 2 H2O
Cu(OH)2 + HNO3 = Cu(NO3)2 + H2O =>
Cu(OH)2 + 2 HNO3 = Cu(NO3)2 + 2 H2O
ZnSO3 + NH3 = NH2 + H2SO3 + Zn =>
ZnSO3 + 2 NH3 = 2 NH2 + H2SO3 + Zn
Zn + O2 = ZnO2 =>
Zn + O2 = ZnO2
OH{-} + Br2 = Br{-} + BrO3{-} + H2O =>
6 OH{-} + 3 Br2 = 5 Br{-} + BrO3{-} + 3 H2O
CaCO3(s) + HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq) =>
CaCO3(s) + 2 HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq)
FeS2 + HNO3 = Fe(NO3)3 + H2SO4 + NO2 + H2O =>
FeS2 + 18 HNO3 = Fe(NO3)3 + 2 H2SO4 + 15 NO2 + 7 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
FeS2 + HNO3 = Fe(NO3)3 + H2SO4 + NO + H2O =>
FeS2 + 8 HNO3 = Fe(NO3)3 + 2 H2SO4 + 5 NO + 2 H2O
N2 + H2 = NH =>
N2 + H2 = 2 NH
H2 + Cl = HCl =>
H2 + 2 Cl = 2 HCl
CuSo4*5H2O = CuSo4 + H2O =>
CuSo4*5H2O = CuSo4 + 5 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C21H44 + O2 = CO2 + H2O =>
C21H44 + 32 O2 = 21 CO2 + 22 H2O
CH3I + H2O = HI + CH3OH =>
CH3I + H2O = HI + CH3OH
NH4OH = NH4 + OH =>
NH4OH = NH4 + OH
HCl + Au = AuCl3 + H2 =>
6 HCl + 2 Au = 2 AuCl3 + 3 H2
FeCl3 + H2S = FeCl2 + HCl + S =>
2 FeCl3 + H2S = 2 FeCl2 + 2 HCl + S
KIO3 + Na2SO3 + H2SO4 = I2 + NaSO4 + K2SO4 + H2 =>
2 KIO3 + 6 Na2SO3 + 7 H2SO4 = I2 + 12 NaSO4 + K2SO4 + 7 H2
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
CH3HgCH3 = Hg + CH3 =>
CH3HgCH3 = Hg + 2 CH3
Al + CuSO4 = Al(SO4)3 + Cu =>
Al + 3 CuSO4 = Al(SO4)3 + 3 Cu
CH3HgCH3 + water = Hg + CH4 + OH =>
CH3HgCH3 + 2 H2O = Hg + 2 CH4 + 2 OH
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
Ni + HCl = NiCl2 + H2 =>
Ni + 2 HCl = NiCl2 + H2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Al + H2So4 = Al2(So4)3 + H2 =>
2 Al + 3 H2So4 = Al2(So4)3 + 3 H2
KO2(s) + CO2(g) = K2CO3(s) + O2(g) =>
4 KO2(s) + 2 CO2(g) = 2 K2CO3(s) + 3 O2(g)
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
KIO3 + Na2SO3 + H2SO4 = I2 + Na2SO4 + K2SO4 + H2 =>
2 KIO3 + 6 Na2SO3 + H2SO4 = I2 + 6 Na2SO4 + K2SO4 + H2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
KIO3 + Na2SO3 + H2SO4 = I2 + Na2SO4 + K2SO4 + H2 =>
2 KIO3 + 6 Na2SO3 + H2SO4 = I2 + 6 Na2SO4 + K2SO4 + H2
(CN)2 + NaOH = NaCN + H2O + NaOCN =>
(CN)2 + 2 NaOH = NaCN + H2O + NaOCN
CN + NaOH = NaCN + H2O + NaOCN =>
2 CN + 2 NaOH = NaCN + H2O + NaOCN
C + O2 = CO2 =>
C + O2 = CO2
Mn(oh)2 + O2 + H2O = Mn(OH)3 =>
2 Mn(oh)2 + 3 O2 + 6 H2O = 4 Mn(OH)3
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
NaOH + HNo3 = NaNo3 + H2O =>
NaOH + HNo3 = NaNo3 + H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
(CN)2 + NaOH = NaCN + H2O + NaOCN =>
(CN)2 + 2 NaOH = NaCN + H2O + NaOCN
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
FeSO4 = Fe2O3 + SO2 + SO3 =>
2 FeSO4 = Fe2O3 + SO2 + SO3
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NH4VO3 + SO2 + H2SO4 = (NH4)V(SO4)2 + H2O =>
NH4VO3 + SO2 + H2SO4 = (NH4)V(SO4)2 + H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
K + Br = KBr =>
K + Br = KBr
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/19/16
Équations équilibrées sur03/20/15
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