| Équations équilibrées la veille | Équations équilibrées le lendemain |
10 K2Cr2O7 + 40 H2SO4 = 10 K2SO4 + 10 Cr2(SO4)3 + 4 H20 + 35 O2
Cr2O3 + KNO3 + KOH = K2CrO4 + KNO2 + H20 =>
5 Cr2O3 + 5 KNO3 + 20 KOH = 10 K2CrO4 + 5 KNO2 + H20
HCl + Cr = CrCl2 + H2 =>
2 HCl + Cr = CrCl2 + H2
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
CH4 + O2 = CO4 + H20 =>
5 CH4 + 10 O2 = 5 CO4 + H20
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
CH4 + O2 = CO4 + H2O =>
CH4 + 3 O2 = CO4 + 2 H2O
Fe{+3} + Cl{-} = Fe{+2} + Cl2 =>
2 Fe{+3} + 2 Cl{-} = 2 Fe{+2} + Cl2
H3AsO3 + KMnO4 + H2SO4 = H3AsO4 + MnSO4 + K2SO4 + H2O =>
5 H3AsO3 + 2 KMnO4 + 3 H2SO4 = 5 H3AsO4 + 2 MnSO4 + K2SO4 + 3 H2O
CH3CHO + O2 = CO2 + H20 =>
10 CH3CHO + 15 O2 = 20 CO2 + 2 H20
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
AgBr = Ag + Br2 =>
2 AgBr = 2 Ag + Br2
Al + Fe3O4 = Al2O3 + Fe =>
8 Al + 3 Fe3O4 = 4 Al2O3 + 9 Fe
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
Na2SO4 + BaCl2 = NaCl + BaSO4 =>
Na2SO4 + BaCl2 = 2 NaCl + BaSO4
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
C12H25OH + O2 = CO2 + H2O =>
C12H25OH + 18 O2 = 12 CO2 + 13 H2O
Na2SO4 + BaCl2 = Na + Cl + BaSO4 =>
Na2SO4 + BaCl2 = 2 Na + 2 Cl + BaSO4
AlCl3 + Zn = ZnCl3 + Al =>
AlCl3 + Zn = ZnCl3 + Al
Fe2 + Na = FeNa2 =>
Fe2 + 4 Na = 2 FeNa2
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
Na2CO3 + H2SO4 = Na2SO4 + H2CO3 =>
Na2CO3 + H2SO4 = Na2SO4 + H2CO3
Fe3O4 + CO = Fe + CO2 =>
Fe3O4 + 4 CO = 3 Fe + 4 CO2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Br2 + KOH = KBr + KBrO + H2O =>
Br2 + 2 KOH = KBr + KBrO + H2O
MnO4{-} + OH{-} = MnO4{-2} + O2 + H2O =>
4 MnO4{-} + 4 OH{-} = 4 MnO4{-2} + O2 + 2 H2O
Al2(SO4)3 + NaOH = Al(OH)3 + Na2SO4 =>
Al2(SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2SO4
Na2B4O7 + H2O = H3BO3 + NaB(OH)4 =>
Na2B4O7 + 7 H2O = 2 H3BO3 + 2 NaB(OH)4
Fe{+3} + S2O3{2-} = Fe{+2} + (S2O3)2 =>
4 Fe{+3} + 2 S2O3{2-} = 4 Fe{+2} + (S2O3)2
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Li + O2 = Li3O =>
6 Li + O2 = 2 Li3O
H2SeO4 + RbOH = Rb2SeO4 + H2O =>
H2SeO4 + 2 RbOH = Rb2SeO4 + 2 H2O
Al + CuSO4 = Al(SO4)3 + Cu =>
Al + 3 CuSO4 = Al(SO4)3 + 3 Cu
Bi2O3 + NaOH + NaOCl = NaBiO3 + NaCl + H2O =>
Bi2O3 + 2 NaOH + 2 NaOCl = 2 NaBiO3 + 2 NaCl + H2O
HCl + Zn = ZnCl2 + H2 =>
2 HCl + Zn = ZnCl2 + H2
CH3CH2CH2OH + KMnO4 + H2SO4 = CH3COH + MnSO4 + H2O + KSO4 =>
4 CH3CH2CH2OH + 3 KMnO4 + 6 H2SO4 = 6 CH3COH + 3 MnSO4 + 10 H2O + 3 KSO4
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
S8 + HL = H2S + L2 =>
S8 + 16 HL = 8 H2S + 8 L2
NiCl2 + Na2S = NaCl + NiS =>
NiCl2 + Na2S = 2 NaCl + NiS
Mg{2+} + Cl{-} = MgCl2 =>
Mg{2+} + 2 Cl{-} = MgCl2
AgNO3 + H2S = Ag2S + HNO3 =>
2 AgNO3 + H2S = Ag2S + 2 HNO3
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
NH3 + O2 = H2O + NO =>
4 NH3 + 5 O2 = 6 H2O + 4 NO
CaSO3 + SO2 + H2O = Ca(HSO3)2 =>
CaSO3 + SO2 + H2O = Ca(HSO3)2
Mn + Pb(NO3)2 = Mn(NO3)2 + Pb =>
Mn + Pb(NO3)2 = Mn(NO3)2 + Pb
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/12/16
Équations équilibrées sur11/11/15
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