| Équations équilibrées la veille | Équations équilibrées le lendemain |
18 FeSO4 + 2 K2CrO7 + 14 H2SO4 = 9 Fe2(SO4)3 + Cr2(SO4)3 + 2 K2SO4 + 14 H2O
Fe + HCl = FeCl3 + H2 =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
S + Fe = FeS =>
S + Fe = FeS
HNO3 = H2O + NO2 + O2 =>
4 HNO3 = 2 H2O + 4 NO2 + O2
Y(NO3)2*6H2O + Cu(NO3)2*3H2O + Fe(NO3)3*9H2O + C6H8O7 = YCuFe2O4 + N2 + H2O + CO2 =>
9 Y(NO3)2*6H2O + 9 Cu(NO3)2*3H2O + 18 Fe(NO3)3*9H2O + 26 C6H8O7 = 9 YCuFe2O4 + 45 N2 + 347 H2O + 156 CO2
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Mg(NO3)2 + Na3PO4 = Mg3(PO4)2 + NaNO3 =>
3 Mg(NO3)2 + 2 Na3PO4 = Mg3(PO4)2 + 6 NaNO3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Fe(NO3)2 + H2O2 + HNO3 = Fe(NO3)3 + H2O =>
2 Fe(NO3)2 + H2O2 + 2 HNO3 = 2 Fe(NO3)3 + 2 H2O
FeCl + Cl2 = FeCl3 =>
FeCl + Cl2 = FeCl3
Na2CuCl4(aq) + C(s) = CCl4 + Na2Cu =>
Na2CuCl4(aq) + C(s) = CCl4 + Na2Cu
H2SO4 + Al = Al3(SO4)3 + H2 =>
3 H2SO4 + 3 Al = Al3(SO4)3 + 3 H2
Ca + Cl = CaCl2 =>
Ca + 2 Cl = CaCl2
Cu2S + HNO3 = Cu(NO3)2 + H2SO4 + NO + H20 =>
5 Cu2S + 30 HNO3 = 10 Cu(NO3)2 + 5 H2SO4 + 10 NO + H20
AGNO3 + NAI = AGI + NANO3 =>
AGNO3 + NAI = AGI + NANO3
Cu2S + HNO3 = Cu(NO3)2 + H2SO4 + NO + H2O =>
3 Cu2S + 22 HNO3 = 6 Cu(NO3)2 + 3 H2SO4 + 10 NO + 8 H2O
CaC2 + HCl = C2H2 + CaCl2 =>
CaC2 + 2 HCl = C2H2 + CaCl2
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
Cu + NaNO3 + H2SO4 = NO2 + CuSO4 + Na2SO4 + H2O =>
Cu + 2 NaNO3 + 2 H2SO4 = 2 NO2 + CuSO4 + Na2SO4 + 2 H2O
Si2H3 + O2 = SiO2 + H2O =>
4 Si2H3 + 11 O2 = 8 SiO2 + 6 H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
NaHCO3 = Na2CO3 + H2O + CO2 =>
2 NaHCO3 = Na2CO3 + H2O + CO2
KCl + BaF2 + BrF3 = KBa(BrF4)3 + Cl2 + Br2 =>
6 KCl + 6 BaF2 + 20 BrF3 = 6 KBa(BrF4)3 + 3 Cl2 + Br2
NO3 + NO = NO2 =>
NO3 + NO = 2 NO2
MgCl2 + NAOH = Mg(OH)2 + NACl =>
MgCl2 + 2 NAOH = Mg(OH)2 + 2 NACl
NaF + BaF2 + BrF3 = NaBa(BrF4)3 =>
NaF + BaF2 + 3 BrF3 = NaBa(BrF4)3
NH4OH + HCl = NH4Cl + H2O =>
NH4OH + HCl = NH4Cl + H2O
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
MgCl2 + NaOH = Mg(OH)2 + NaCl =>
MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl
Me(NO3)3 = MeO + NO2 + O2 =>
Me(NO3)3 = MeO + 3 NO2 + O2
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Zn + Cd(NO3)2 = Zn(NO3)2 + Cd =>
Zn + Cd(NO3)2 = Zn(NO3)2 + Cd
NaBr + Cl2 = NaCl + Br2 =>
2 NaBr + Cl2 = 2 NaCl + Br2
H3AsO4 = As2O5 + H2O =>
2 H3AsO4 = As2O5 + 3 H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Fe2O3 + Ch3COOH = Fe(Ch3COO)3 + H2O =>
Fe2O3 + 6 Ch3COOH = 2 Fe(Ch3COO)3 + 3 H2O
PbO2 + HCl = PbCl2 + Cl2 + H2O =>
PbO2 + 4 HCl = PbCl2 + Cl2 + 2 H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
CH3(CH2)4CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)4CH3 + 19 O2 = 12 CO2 + 14 H2O
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
HCl + Fe2O3 = H2O + FeCl3 =>
6 HCl + Fe2O3 = 3 H2O + 2 FeCl3
Na2S2O3 + AgBr = NaBr + Na3[Ag(S2O3)2] =>
2 Na2S2O3 + AgBr = NaBr + Na3[Ag(S2O3)2]
NH4OH + H2S = H2O + NH4SH =>
NH4OH + H2S = H2O + NH4SH
SI + CL = SICL =>
SI + CL = SICL
FeS + HI = FeI + HS =>
FeS + HI = FeI + HS
NH4OH + H2S = H2O + HSNH4 =>
NH4OH + H2S = H2O + HSNH4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/17/18
Équations équilibrées sur01/16/18
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