| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 NO + 3 O2 + 2 H2O = 4 HNO3
C + HNO3 = CO2 + NO2 + H2O =>
C + 4 HNO3 = CO2 + 4 NO2 + 2 H2O
Al2(SO3)3 + NaOH = Na2SO3 + Al(OH)3 =>
Al2(SO3)3 + 6 NaOH = 3 Na2SO3 + 2 Al(OH)3
CaBr2 + H2O = CaO + HBr =>
CaBr2 + H2O = CaO + 2 HBr
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
C2H3N + O2 = NO + CO2 + H2O =>
4 C2H3N + 13 O2 = 4 NO + 8 CO2 + 6 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
FeS + HNO3 = Fe(NO3)3 + S + NO + H2O =>
FeS + 4 HNO3 = Fe(NO3)3 + S + NO + 2 H2O
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
K2O2 + H2O + CO2 = KHCO3 + O2 =>
2 K2O2 + 2 H2O + 4 CO2 = 4 KHCO3 + O2
Cl + CH4 = CCl4 + HCl =>
8 Cl + CH4 = CCl4 + 4 HCl
Si2H3 + O2 = SiO2 + H2O3 =>
4 Si2H3 + 17 O2 = 8 SiO2 + 6 H2O3
LiAlH4 + BF3 = LiF + AlF3 + B2H6 =>
3 LiAlH4 + 4 BF3 = 3 LiF + 3 AlF3 + 2 B2H6
PbO2 + C = CO + Pb =>
PbO2 + 2 C = 2 CO + Pb
CuSO4 + K2Cr2O7 + Na2CO3 = NaCuO2 + KCrO2 + Na2SO4 + CO2 =>
6 CuSO4 + K2Cr2O7 + 9 Na2CO3 = 6 NaCuO2 + 2 KCrO2 + 6 Na2SO4 + 9 CO2
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
C2H5OH + KMnO4 = CH3COOK + MnO2 + KOH + H2O =>
3 C2H5OH + 4 KMnO4 = 3 CH3COOK + 4 MnO2 + KOH + 4 H2O
Mg + O2 = Mg2O2 =>
2 Mg + O2 = Mg2O2
CU(OH)2 = CUO + H2O =>
CU(OH)2 = CUO + H2O
Fe(NO3)3(aq) + K2CrO4(aq) = Fe2(CrO4)3 + KNO3 =>
2 Fe(NO3)3(aq) + 3 K2CrO4(aq) = Fe2(CrO4)3 + 6 KNO3
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
CoOOH + H2SO4 = CoSO4 + O2 + H2O =>
4 CoOOH + 4 H2SO4 = 4 CoSO4 + O2 + 6 H2O
Fe(OH)2 + C = COFe + H2O =>
Fe(OH)2 + C = COFe + H2O
CH3CHO + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
CH3CHO + 2 KMnO4 + 3 H2SO4 = 2 CO2 + 2 MnSO4 + K2SO4 + 5 H2O
CrCl3 + NaOH + H2O2 = Na2CrO4 + H2O + NaCl =>
2 CrCl3 + 10 NaOH + 3 H2O2 = 2 Na2CrO4 + 8 H2O + 6 NaCl
PbBr2(I) = Pb(I) + Br2(g) =>
PbBr2(I) = Pb(I) + Br2(g)
CH3(CH2)6CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)6CH3 + 25 O2 = 16 CO2 + 18 H2O
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Fe2O3 + HNO3 = Fe(NO3)3 + H2O =>
Fe2O3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2O
Fe3O4 + HNO3 = Fe(NO3)3 + H2O + NO2 =>
Fe3O4 + 10 HNO3 = 3 Fe(NO3)3 + 5 H2O + NO2
CACO3 = CAO + CO2 =>
CACO3 = CAO + CO2
NaBH4 + BF3 = B2H6 + NaBF4 =>
3 NaBH4 + 4 BF3 = 2 B2H6 + 3 NaBF4
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Fe(s) + HCl(aq) = FeCl2(aq) + H2(g) =>
Fe(s) + 2 HCl(aq) = FeCl2(aq) + H2(g)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
PH3 + O3 = P4O10 + H2O =>
12 PH3 + 16 O3 = 3 P4O10 + 18 H2O
NH2OH + H2O + Fe(OH)2 = Fe(OH)3 + NH3 =>
NH2OH + H2O + 2 Fe(OH)2 = 2 Fe(OH)3 + NH3
C + O2 = CO2 =>
C + O2 = CO2
C + O12 = CO2 =>
6 C + O12 = 6 CO2
Na2S2O8 + Cu = Na2SO4 + CuSO4 =>
Na2S2O8 + Cu = Na2SO4 + CuSO4
Fe + Cl = FeCl3 =>
Fe + 3 Cl = FeCl3
C3 + O11 = CO2 =>
11 C3 + 6 O11 = 33 CO2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
PH3 + O2 = P4O10 + H2O =>
4 PH3 + 8 O2 = P4O10 + 6 H2O
Ca(NO3)2 = CaO + NO2 + O2 =>
2 Ca(NO3)2 = 2 CaO + 4 NO2 + O2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
O2 + C2H5OH = H2O + CO2 =>
3 O2 + C2H5OH = 3 H2O + 2 CO2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/12/13
Équations équilibrées sur12/12/12
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