| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HCl + CaO = CaCl2 + H2O
NiCl2 + K2S = KCl + NiS =>
NiCl2 + K2S = 2 KCl + NiS
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
Cr2O3 + Na2(CO3) + K(NO3) = Na2(CrO4) + CO2 + K(NO2) =>
Cr2O3 + 2 Na2(CO3) + 3 K(NO3) = 2 Na2(CrO4) + 2 CO2 + 3 K(NO2)
HCl + FeS = HS + ClFe =>
HCl + FeS = HS + ClFe
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
Cl2 + NaCrO2 + NaOH = NaCl + Na2CrO4 + H2O =>
3 Cl2 + 2 NaCrO2 + 8 NaOH = 6 NaCl + 2 Na2CrO4 + 4 H2O
CuSO4(aq) + NaCl(aq) = CuCl + NaSO4 =>
CuSO4(aq) + NaCl(aq) = CuCl + NaSO4
C + O = CO2 =>
C + 2 O = CO2
C6H14 + O2 = CO2 + H20 =>
10 C6H14 + 60 O2 = 60 CO2 + 7 H20
Zn(NO3)2 + Na2CO3 = ZnCO3 + NaNO3 =>
Zn(NO3)2 + Na2CO3 = ZnCO3 + 2 NaNO3
B + O2 = B2O3 =>
4 B + 3 O2 = 2 B2O3
Fe(s) + H2O(l) = Fe3O4(s) + H2(g) =>
3 Fe(s) + 4 H2O(l) = Fe3O4(s) + 4 H2(g)
NbI3 + I2 = NbI5 =>
NbI3 + I2 = NbI5
Fe(NO3)3 + NaOH = Fe(OH)3 + NaNO3 =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 NaNO3
Al + K2Cr2O7 + H2SO4 = Al2(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
2 Al + K2Cr2O7 + 7 H2SO4 = Al2(SO4)3 + Cr2(SO4)3 + K2SO4 + 7 H2O
Cr + HCl = CrCl3 + H2 =>
2 Cr + 6 HCl = 2 CrCl3 + 3 H2
CS2 + Cl2 = CCl4 + SCl2 =>
CS2 + 4 Cl2 = CCl4 + 2 SCl2
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
CO2(g) + KOH(aq) = K2CO3(aq) + H2O(l) =>
CO2(g) + 2 KOH(aq) = K2CO3(aq) + H2O(l)
Mg + HCl = H2 + MgCl2 =>
Mg + 2 HCl = H2 + MgCl2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
(NH4)2S + CuNO3 = Cu2S + NH4NO3 =>
(NH4)2S + 2 CuNO3 = Cu2S + 2 NH4NO3
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
FeCl3 + KSCN = Fe(SCN)3 + KCl =>
FeCl3 + 3 KSCN = Fe(SCN)3 + 3 KCl
CH4 + Br2 = CBr4 + HBr =>
CH4 + 4 Br2 = CBr4 + 4 HBr
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
CH3COOH(aq) + Ba(OH)2(aq) = H2O(l) + (CH3COO)2Ba(aq) =>
2 CH3COOH(aq) + Ba(OH)2(aq) = 2 H2O(l) + (CH3COO)2Ba(aq)
BaO2 + HCl = H2O2 + BaCl2 =>
BaO2 + 2 HCl = H2O2 + BaCl2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
FeCl3 + KSCN = Fe(SCN)3 + KCl =>
FeCl3 + 3 KSCN = Fe(SCN)3 + 3 KCl
NaOH + NH4Cl = NaCl + NH4OH =>
NaOH + NH4Cl = NaCl + NH4OH
H3O{+} + OH{-} = H2O =>
H3O{+} + OH{-} = 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CS2 + Cl2 = CCl4 + SCl2 =>
CS2 + 4 Cl2 = CCl4 + 2 SCl2
NaOH + NH4Cl = NaCl + NH4OH =>
NaOH + NH4Cl = NaCl + NH4OH
CuSO4 + KOH = Cu(OH)2 + K2SO4 =>
CuSO4 + 2 KOH = Cu(OH)2 + K2SO4
P4 + H2 = PH3 =>
P4 + 6 H2 = 4 PH3
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
HC2H3O2 + K2CO3 = H2O + CO2 + KC2H3O2 =>
2 HC2H3O2 + K2CO3 = H2O + CO2 + 2 KC2H3O2
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
Al2O3(s) + C(s) + Cl2(g) = AlCl3(s) + CO(g) =>
Al2O3(s) + 3 C(s) + 3 Cl2(g) = 2 AlCl3(s) + 3 CO(g)
Na2CO3(aq) + C2H3O2(aq) = NaC2H3O2(aq) + H2O(l) + CO2(g) =>
7 Na2CO3(aq) + 16 C2H3O2(aq) = 14 NaC2H3O2(aq) + 3 H2O(l) + 11 CO2(g)
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
P2O2 + H2SO4 + Mg = MgSO4 + PH3 + H2O =>
P2O2 + 5 H2SO4 + 5 Mg = 5 MgSO4 + 2 PH3 + 2 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/04/16
Équations équilibrées sur10/04/15
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