| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 MNO4{-} + 5 C2O4{2-} + 16 H{+} = 2 MN{2+} + 10 CO2 + 8 H2O
Cr + HNO3 = Cr(NO3)3 + NO + H2O =>
Cr + 4 HNO3 = Cr(NO3)3 + NO + 2 H2O
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
CaO + CO2 = CaCO3 =>
CaO + CO2 = CaCO3
K2SO3 + HCl = H2O + KCl + SO2 =>
K2SO3 + 2 HCl = H2O + 2 KCl + SO2
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
I2 + Na2S2O3 = NaI + NaS4O6 =>
3 I2 + 4 Na2S2O3 = 6 NaI + 2 NaS4O6
NH + O2 = NO + H2O =>
4 NH + 3 O2 = 4 NO + 2 H2O
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
H2SO4 + ZNCO3 = ZNSO4 + H2O + CO2 =>
H2SO4 + ZNCO3 = ZNSO4 + H2O + CO2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
H2SO4 + BaCl2 = HCl + BaSO4 =>
H2SO4 + BaCl2 = 2 HCl + BaSO4
N2H4O3 + CH3N5 = H20 + CO2 + N2 =>
40 N2H4O3 + 60 CH3N5 = 17 H20 + 60 CO2 + 190 N2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Na3PO4 + HCl = NaCl + H3PO4 =>
Na3PO4 + 3 HCl = 3 NaCl + H3PO4
P + Cl2 = PCl3 =>
2 P + 3 Cl2 = 2 PCl3
Au + NaCN + O2 + H2O = NaAu(CN)2 + NaOH =>
4 Au + 8 NaCN + O2 + 2 H2O = 4 NaAu(CN)2 + 4 NaOH
H3PO4 + NH3 = ((NH4)3PO4) =>
H3PO4 + 3 NH3 = ((NH4)3PO4)
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
AL(OH)3 + HCl = ALCl3 + H2O =>
AL(OH)3 + 3 HCl = ALCl3 + 3 H2O
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
N2H4O3 + CH3N5 = H2O + CO2 + N2 =>
7 N2H4O3 + 2 CH3N5 = 17 H2O + 2 CO2 + 12 N2
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
H2 + Pd = PdH =>
H2 + 2 Pd = 2 PdH
Na2SO3 = Na2S + Na2SO4 =>
4 Na2SO3 = Na2S + 3 Na2SO4
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Na2CO3 = Na2O + CO2 =>
Na2CO3 = Na2O + CO2
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
HgS + HNO3 = Hg(NO3)2 + S + NO + H2O =>
3 HgS + 8 HNO3 = 3 Hg(NO3)2 + 3 S + 2 NO + 4 H2O
Na2SO4 + Ni(OH)2 + HCl = NaCl + NiSO4 + H2O =>
Na2SO4 + Ni(OH)2 + 2 HCl = 2 NaCl + NiSO4 + 2 H2O
KOH + SnCl2 = KCl + Sn(OH)2 =>
2 KOH + SnCl2 = 2 KCl + Sn(OH)2
NH4NO3(s) = N2(g) + O2(g) + H2O(g) =>
2 NH4NO3(s) = 2 N2(g) + O2(g) + 4 H2O(g)
Mg3N2 + H2O = NH3 + MgO =>
Mg3N2 + 3 H2O = 2 NH3 + 3 MgO
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
KCl + Na2SO4 = K2SO4 + NaCl =>
2 KCl + Na2SO4 = K2SO4 + 2 NaCl
C4H8 + O2 = H2O + C4 =>
C4H8 + 2 O2 = 4 H2O + C4
KClO3 = KClO4 + KCl =>
4 KClO3 = 3 KClO4 + KCl
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
C4H8 + O2 = H2O + C4 =>
C4H8 + 2 O2 = 4 H2O + C4
C7H14 + O2 = CO2 + H2O =>
2 C7H14 + 21 O2 = 14 CO2 + 14 H2O
CaO + P2O5 = Ca3(PO4)2 =>
3 CaO + P2O5 = Ca3(PO4)2
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/31/18
Équations équilibrées sur09/30/17
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