| Équations équilibrées la veille |
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
Mg(s) + NaNO3(aq) = Mg(NO3)2(aq) + Na(s) =>
Mg(s) + 2 NaNO3(aq) = Mg(NO3)2(aq) + 2 Na(s)
H2O + SCN{-} = SO4{-} + CO2 + N2 + H =>
12 H2O + 2 SCN{-} = 2 SO4{-} + 2 CO2 + N2 + 24 H
Rh + (NO3) = Rh(NO3)5 =>
Rh + 5(NO3) = Rh(NO3)5
FeCl3 + KCNS = K3Fe(CNS)6 + KCl =>
FeCl3 + 6 KCNS = K3Fe(CNS)6 + 3 KCl
HgS + HNO3 + HCl = H2[HgCl4] + NO + SO2 + H2O =>
HgS + 2 HNO3 + 4 HCl = H2[HgCl4] + 2 NO + SO2 + 2 H2O
CaC2 + Ca(OH)2 = Ca2(OH)2 + CO2 + H2O =>
CaC2 + 9 Ca(OH)2 = 5 Ca2(OH)2 + 2 CO2 + 4 H2O
(NH4)2Cr2O7(aq) = N2(g) + Cr2O3(s) + H2O(g) =>
(NH4)2Cr2O7(aq) = N2(g) + Cr2O3(s) + 4 H2O(g)
AgNO3(aq) + NH3(aq) + H2O(l) = Ag(NH3)OH(a) + NH4NO3(aq) =>
AgNO3(aq) + 2 NH3(aq) + H2O(l) = Ag(NH3)OH(a) + NH4NO3(aq)
Co(H2O)6 + Cl2 = [Co(H2O)6]Cl2 =>
Co(H2O)6 + Cl2 = [Co(H2O)6]Cl2
NaHCO3 + Cl{-} + H3O{+} = NaCl + CO2 + H2O =>
NaHCO3 + Cl{-} + H3O{+} = NaCl + CO2 + 2 H2O
Br2 = Br6 =>
3 Br2 = Br6
C4H6O5 + NaHCO3 = C4H4Na2O5 + CO2 + H2O =>
C4H6O5 + 2 NaHCO3 = C4H4Na2O5 + 2 CO2 + 2 H2O
(NH4)2C2O3 + O2 = NH4 + CO2 =>
2(NH4)2C2O3 + O2 = 4 NH4 + 4 CO2
Cl2 + Cu(OH)2 = CuCl2 + OH =>
Cl2 + Cu(OH)2 = CuCl2 + 2 OH
CH4 + O2 = CO + H2O = =>
2 CH4 + 3 O2 = 2 CO + 4 H2O
FeCl3 + Na2CO3 + H2O = Fe(OH)3 + CO2 + NaCl =>
2 FeCl3 + 3 Na2CO3 + 3 H2O = 2 Fe(OH)3 + 3 CO2 + 6 NaCl
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
ClH2NaO5 + C12H22O11 = CO2 + H2O + NaCl =>
6 ClH2NaO5 + C12H22O11 = 12 CO2 + 17 H2O + 6 NaCl
C2H4 + KMnO4 + KOH = K2MnO4 + K2CO3 + H2O =>
C2H4 + 12 KMnO4 + 16 KOH = 12 K2MnO4 + 2 K2CO3 + 10 H2O
Br2 + H2O = BrO2 + H2 =>
Br2 + 4 H2O = 2 BrO2 + 4 H2
C6H14 + Br2 = HBr + C6H13Br =>
C6H14 + Br2 = HBr + C6H13Br
(NH4)2Cr2O7(s) = Cr2O3(s) + N(g) + H2O(g) =>
(NH4)2Cr2O7(s) = Cr2O3(s) + 2 N(g) + 4 H2O(g)
CdSO4 + H2S = CdS + H2SO4 =>
CdSO4 + H2S = CdS + H2SO4
KBr + AgN = AgK + NBr =>
KBr + AgN = AgK + NBr
H2SeO4 + Cu(OH)2 = CuSeO4 + H2O =>
H2SeO4 + Cu(OH)2 = CuSeO4 + 2 H2O
Cu(SO4)(aq) + BaCl2(aq) = CuCl2(aq) + Ba(SO4)(s) =>
Cu(SO4)(aq) + BaCl2(aq) = CuCl2(aq) + Ba(SO4)(s)
CaBr2(s) = Ca(s) + Br2(s) =>
CaBr2(s) = Ca(s) + Br2(s)
CH3CH3 + Br2 = CH3CH3Br =>
2 CH3CH3 + Br2 = 2 CH3CH3Br
Na3CO3HCO3*2H2O = Na2CO3(s) + CO2(g) + H2O(g) =>
2 Na3CO3HCO3*2H2O = 3 Na2CO3(s) + CO2(g) + 5 H2O(g)
Na2 + CO3 + MnCl5 = Mn2CO3 + NaCl =>
5 Na2 + CO3 + 2 MnCl5 = Mn2CO3 + 10 NaCl
HCl + HNO3 = NO2 + Cl2 + H2O =>
2 HCl + 2 HNO3 = 2 NO2 + Cl2 + 2 H2O
Cu + FeC13 = CuC12 + Fe =>
13 Cu + 12 FeC13 = 13 CuC12 + 12 Fe
NO2 + NaOH = H2O + NaNO2 + NaNO3 =>
2 NO2 + 2 NaOH = H2O + NaNO2 + NaNO3
KMnO4 + KHS + H2O = MnO2 + S + KOH =>
2 KMnO4 + 3 KHS + H2O = 2 MnO2 + 3 S + 5 KOH
H3PO4(aq) + NaOH(aq) = H2O(l) + Na2HPO4(aq) =>
H3PO4(aq) + 2 NaOH(aq) = 2 H2O(l) + Na2HPO4(aq)
Na2SO3 = Na2S + Na2SO4 =>
4 Na2SO3 = Na2S + 3 Na2SO4
SiCl4 + Mg = Si(s) + MgCl2 =>
SiCl4 + 2 Mg = Si(s) + 2 MgCl2
NO2{-} + MnO4{-} + H{+} = NO3{-} + Mn{2+} + H2O =>
5 NO2{-} + 2 MnO4{-} + 6 H{+} = 5 NO3{-} + 2 Mn{2+} + 3 H2O
H2SO4 + K = H2 + SO4K =>
H2SO4 + K = H2 + SO4K
BO3H3 + H2O = B(OH)4 + H =>
BO3H3 + H2O = B(OH)4 + H
AlBr3 + HOH = AlOHBr2 + HBr =>
AlBr3 + HOH = AlOHBr2 + HBr
HC4(g) + O2(g) = CO2(g) + H2O(l) =>
4 HC4(g) + 17 O2(g) = 16 CO2(g) + 2 H2O(l)
(NH4)2CO3 + HOH = NH4OH + NH4HCO3 =>
(NH4)2CO3 + HOH = NH4OH + NH4HCO3
AgNo3(aq) + Na2Co3(s) = Ag2Co3(s) + NaNo3(aq) =>
2 AgNo3(aq) + Na2Co3(s) = Ag2Co3(s) + 2 NaNo3(aq)
Ba + O = BaO =>
Ba + O = BaO
Na2CO3 + Mn2O5 = Na2O + Mn2(CO3)5 =>
5 Na2CO3 + Mn2O5 = 5 Na2O + Mn2(CO3)5
CO8 + H2O = C3H8 + O4 =>
3 CO8 + 4 H2O = C3H8 + 7 O4
SiO2(s) + C(s) = Si(s) + CO(s) =>
SiO2(s) + 2 C(s) = Si(s) + 2 CO(s)
C6H12 + O2 = C2O4 + H2O =>
C6H12 + 9 O2 = 3 C2O4 + 6 H2O
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