| Équations équilibrées la veille |
2 NH4HSO4 + CO2 = (NH2)2CO + 2 SO3 + 3 H2O
AgNO3 + FeNH4(SO4)2 = AgSO4 + FeNH4(NO3)2 =>
2 AgNO3 + FeNH4(SO4)2 = 2 AgSO4 + FeNH4(NO3)2
NaCl + H2O2 = NaClO10 + H2O =>
NaCl + 10 H2O2 = NaClO10 + 10 H2O
NaNO3 + Al + NaOH + H2O = Na(Al(OH)4) + NH3 =>
3 NaNO3 + 8 Al + 5 NaOH + 18 H2O = 8 Na(Al(OH)4) + 3 NH3
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Al4C3 + F2 = AlF3 + CF4 =>
Al4C3 + 12 F2 = 4 AlF3 + 3 CF4
NH4Cl + Ni(NO3)2 = NiCl2 + NH4NO3 =>
2 NH4Cl + Ni(NO3)2 = NiCl2 + 2 NH4NO3
S(g) + H(g) = H2S =>
S(g) + 2 H(g) = H2S
CaCO3(s) + SiO2(s) = CaSiO3(s) + CO2(g) =>
CaCO3(s) + SiO2(s) = CaSiO3(s) + CO2(g)
KMnO4 + HF = KF + MnF2 + H2O + F2 =>
2 KMnO4 + 16 HF = 2 KF + 2 MnF2 + 8 H2O + 5 F2
HH2S + O2 = SO2 + H2O =>
4 HH2S + 7 O2 = 4 SO2 + 6 H2O
S + KOH = K2SO3 + KS + H2O =>
5 S + 6 KOH = K2SO3 + 4 KS + 3 H2O
CuO + Ai = Cu + Ai2O3 =>
3 CuO + 2 Ai = 3 Cu + Ai2O3
Al + IO = Al2O3 + I =>
2 Al + 3 IO = Al2O3 + 3 I
K3PO4 + KI = K3I + KPO4 =>
K3PO4 + KI = K3I + KPO4
K + H2SO4 = K(SO4)2 + H2 =>
K + 2 H2SO4 = K(SO4)2 + 2 H2
NaCl + Sr2S = Na2S + SrCl =>
2 NaCl + Sr2S = Na2S + 2 SrCl
H2S + H2Cr2O7 = H2O + S + Cr =>
6 H2S + H2Cr2O7 = 7 H2O + 6 S + 2 Cr
Ca(s) + Po4(aq) = Ca3(Po4)2(s) =>
3 Ca(s) + 2 Po4(aq) = Ca3(Po4)2(s)
SO2 + H2 = S + H2O =>
SO2 + 2 H2 = S + 2 H2O
KMnO4 + H2SO3 + HCl = MnCl2 + H2SO4 + KCl + H2O =>
2 KMnO4 + 5 H2SO3 + 6 HCl = 2 MnCl2 + 5 H2SO4 + 2 KCl + 3 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
LiOH(aq) + Fe(NO3)3 = LiNO3 + Fe(OH)3 =>
3 LiOH(aq) + Fe(NO3)3 = 3 LiNO3 + Fe(OH)3
Mg + N2 = MgN =>
2 Mg + N2 = 2 MgN
K2CrO4 + KCl + H2O = Cr(OH)3 + KOH + Cl2 =>
2 K2CrO4 + 6 KCl + 8 H2O = 2 Cr(OH)3 + 10 KOH + 3 Cl2
NH2CH2COOH(s) + O2(g) = CO2(g) + H2O(l) + N2(g) =>
4 NH2CH2COOH(s) + 9 O2(g) = 8 CO2(g) + 10 H2O(l) + 2 N2(g)
B(s) + O2 = B2O3(g) =>
4 B(s) + 3 O2 = 2 B2O3(g)
K2S + CuCl2 = CuS + KCl =>
K2S + CuCl2 = CuS + 2 KCl
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
C6H8O7 + CaCO3 = Ca(C6H6O7)2 + CO2 + H2O =>
17 C6H8O7 + 9 CaCO3 = 9 Ca(C6H6O7)2 + 3 CO2 + 14 H2O
Ca2B6O11 + SO2 + H2O = CaSO3 + H3BO3 =>
Ca2B6O11 + 2 SO2 + 9 H2O = 2 CaSO3 + 6 H3BO3
CuSO4 + NaOH = Na2SO4 + Cu[OH]2 =>
CuSO4 + 2 NaOH = Na2SO4 + Cu[OH]2
Na2O2 + HCl = NaCl + H2O + Cl2 =>
Na2O2 + 4 HCl = 2 NaCl + 2 H2O + Cl2
[Fe(H2O)4(OH)2] + Fe = Fe(OH)2 + [Fe(H2O)4] =>
[Fe(H2O)4(OH)2] + Fe = Fe(OH)2 + [Fe(H2O)4]
Al(NO3)3NH3 = AlH3N(NO3)3 =>
Al(NO3)3NH3 = AlH3N(NO3)3
K2HPO4 + H2O = KOH + HPO3 =>
K2HPO4 + H2O = 2 KOH + HPO3
Au + CN[{-}] + O2 + H2O = Au(CN)2[{-}1] + OH[{-}] =>
4 Au + 8 CN[{-}] + O2 + 2 H2O = 4 Au(CN)2[{-}1] + 4 OH[{-}]
C6H5OH + FeCl3 = (C6H5O)3Fe + HCl =>
3 C6H5OH + FeCl3 = (C6H5O)3Fe + 3 HCl
H2SO4 + Al = Al2S3O12 + SO2 + H2O =>
6 H2SO4 + 2 Al = Al2S3O12 + 3 SO2 + 6 H2O
Ca(NO3)2 + Al(NO3)3 + CH4N2O = Ca3Al2O6 + CO2 + H2O + N2 =>
3 Ca(NO3)2 + 2 Al(NO3)3 + 10 CH4N2O = Ca3Al2O6 + 10 CO2 + 20 H2O + 16 N2
H2CrO4 + Ag(OH) = Ag2(CrO4) + H2O =>
H2CrO4 + 2 Ag(OH) = Ag2(CrO4) + 2 H2O
AlBr3 + CaCr2O7 + H3PO4 = Br2 + CrPO4 + Ca3(PO4)2 + AlPO4 + H2O =>
6 AlBr3 + 3 CaCr2O7 + 14 H3PO4 = 9 Br2 + 6 CrPO4 + Ca3(PO4)2 + 6 AlPO4 + 21 H2O
Co(NO3)3(aq) + (NH4)2S(aq) = Co2S3(s) + NH4NO3(aq) =>
2 Co(NO3)3(aq) + 3(NH4)2S(aq) = Co2S3(s) + 6 NH4NO3(aq)
K4Fe(CN)6 + Al2(Cr2O7)3 = Al4[Fe(CN)6]3 + K2Cr2O7 =>
3 K4Fe(CN)6 + 2 Al2(Cr2O7)3 = Al4[Fe(CN)6]3 + 6 K2Cr2O7
Na + H20O = NaOH + H2 =>
2 Na + 2 H20O = 2 NaOH + 19 H2
Hg2(SO4)2 + NH4NO3 = Hg(NO3)2 + (NH4)2SO4 =>
Hg2(SO4)2 + 4 NH4NO3 = 2 Hg(NO3)2 + 2(NH4)2SO4
H2S + F2 = HF + SF6 =>
H2S + 4 F2 = 2 HF + SF6
AlPO4(aq) + Mg(s) = Al(s) + Mg3(PO4)2(aq) =>
2 AlPO4(aq) + 3 Mg(s) = 2 Al(s) + Mg3(PO4)2(aq)
H2O + SO2 + Cl2 = SO4{2-} + Cl{-} + H{+} =>
2 H2O + SO2 + Cl2 = SO4{2-} + 2 Cl{-} + 4 H{+}
Ca2O2 + NaBr = CaBr2 + Na2O =>
Ca2O2 + 4 NaBr = 2 CaBr2 + 2 Na2O
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