| Équations équilibrées la veille |
2(NH4)2MoO4 + Zn + 6 HCl = Mo2O5 + ZnCl2 + 4 NH4Cl + 3 H2O
C + K2Cr2O7 + H2SO4 = CO2 + K2SO4 + Cr2(SO4)3 + H2O =>
3 C + 2 K2Cr2O7 + 8 H2SO4 = 3 CO2 + 2 K2SO4 + 2 Cr2(SO4)3 + 8 H2O
AgNO3 + NH3*H2O = Ag2O + NH4NO3 + H2O =>
2 AgNO3 + 2 NH3*H2O = Ag2O + 2 NH4NO3 + H2O
K2CO3 + HCl = CO2 + H2O + KCl =>
K2CO3 + 2 HCl = CO2 + H2O + 2 KCl
N2H6SO4 + CuCl2 + NaOH = N2 + Cu2O + Na2SO4 + NaCl + H2O =>
N2H6SO4 + 4 CuCl2 + 10 NaOH = N2 + 2 Cu2O + Na2SO4 + 8 NaCl + 8 H2O
BaCl2 + N2SO4 = BaSO4 + NCl =>
BaCl2 + N2SO4 = BaSO4 + 2 NCl
SnI4 + PPh3 = SnI4(PPh3)2 =>
SnI4 + 2 PPh3 = SnI4(PPh3)2
C6H5CH2OH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + C6H5COOH + H2O =>
3 C6H5CH2OH + 2 K2Cr2O7 + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 3 C6H5COOH + 11 H2O
Zn(OH)2 + Li2O = Li2ZnO2 + H2O =>
Zn(OH)2 + Li2O = Li2ZnO2 + H2O
Mg3N2(s) + HCl = MgCl2 + NH4Cl =>
Mg3N2(s) + 8 HCl = 3 MgCl2 + 2 NH4Cl
CH3OH + CH3CH2COOH = CH3COOCH2CH3 + H2O =>
CH3OH + CH3CH2COOH = CH3COOCH2CH3 + H2O
CuSO4 + KI + H2SO4 = I2 + CuS + K2SO4 + H2O =>
CuSO4 + 8 KI + 4 H2SO4 = 4 I2 + CuS + 4 K2SO4 + 4 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
HClO3 + Mg(OH)2 = MgCl2 + H2O + O2 =>
2 HClO3 + Mg(OH)2 = MgCl2 + 2 H2O + 3 O2
Ca(O2)2 + H2O = Ca(OH)2 + O2 =>
2 Ca(O2)2 + 2 H2O = 2 Ca(OH)2 + 3 O2
H2Te + NaOH = NaHTe + H2O =>
H2Te + NaOH = NaHTe + H2O
Pb(ClO4)2 = PbO + Cl2 + O2 =>
2 Pb(ClO4)2 = 2 PbO + 2 Cl2 + 7 O2
SiO2 + OH{-} = SiO4{4-} + H2O =>
SiO2 + 4 OH{-} = SiO4{4-} + 2 H2O
H(NO2) = H2O + N2O3 =>
2 H(NO2) = H2O + N2O3
C135H96O9NS + O2 = CO2 + H2O + N2 + SO2 =>
2 C135H96O9NS + 311 O2 = 270 CO2 + 96 H2O + N2 + 2 SO2
HBr + H2O = H3O + Br2 =>
2 HBr + 2 H2O = 2 H3O + Br2
Sb2S3 + HNO3 + H2O = H3SbO4 + H2SO4 + NO =>
3 Sb2S3 + 28 HNO3 + 4 H2O = 6 H3SbO4 + 9 H2SO4 + 28 NO
NH4HCO3 + H7NO2 = NH4NO3 + C10H15NO + H2O =>
40 NH4HCO3 + 14 H7NO2 = 25 NH4NO3 + 4 C10H15NO + 69 H2O
Fe(ClO3)2 = FeCl2 + O2 =>
Fe(ClO3)2 = FeCl2 + 3 O2
H2S + Ca(OH)2 = H2O + CaS =>
H2S + Ca(OH)2 = 2 H2O + CaS
NaAl(OH)4 + H2S = Na2S + Al(OH)3 + H2O =>
2 NaAl(OH)4 + H2S = Na2S + 2 Al(OH)3 + 2 H2O
(NH4)2S + KOH = NH4OH + K2S =>
(NH4)2S + 2 KOH = 2 NH4OH + K2S
CuCl + Br2 = CuBr + Cl =>
2 CuCl + Br2 = 2 CuBr + 2 Cl
C3H8(g) + O2(g) = H2O(i) + CO2 =>
C3H8(g) + 5 O2(g) = 4 H2O(i) + 3 CO2
IO3{-} + H2SO3 = I{-} + SO4{-2} + H{+} =>
IO3{-} + 3 H2SO3 = I{-} + 3 SO4{-2} + 6 H{+}
H2 + CO3 = H2O + CO2 =>
H2 + CO3 = H2O + CO2
K3PO4 + NiCl2 = Ni3(PO4)2 + KCl =>
2 K3PO4 + 3 NiCl2 = Ni3(PO4)2 + 6 KCl
Ca(C2H3O2)2 + HCl = CaCl2 + C2H4O2 =>
Ca(C2H3O2)2 + 2 HCl = CaCl2 + 2 C2H4O2
BaCl2(aq) + Sr(NO3)2(aq) = Ba(NO3)2(aq) + SrCl2(aq) =>
BaCl2(aq) + Sr(NO3)2(aq) = Ba(NO3)2(aq) + SrCl2(aq)
Cu + Ag(NO3)2 = Cu(NO3) + Ag =>
2 Cu + Ag(NO3)2 = 2 Cu(NO3) + Ag
P + HNO3 = H3PO4 + NO2 + H2O =>
P + 5 HNO3 = H3PO4 + 5 NO2 + H2O
Cu(s) + MgSO4(aq) = CuSO4(s) + Mg(s) =>
Cu(s) + MgSO4(aq) = CuSO4(s) + Mg(s)
Mn3O4 + KClO3 + K2CO3 = KMnO4 + KCl + CO2 =>
6 Mn3O4 + 13 KClO3 + 9 K2CO3 = 18 KMnO4 + 13 KCl + 9 CO2
S2O8{2-} + H2O = SO4{2-} + O2 + H{+} =>
2 S2O8{2-} + 2 H2O = 4 SO4{2-} + O2 + 4 H{+}
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
FeS2 + O + H2O = Fe2O3 + H2SO4 =>
2 FeS2 + 15 O + 4 H2O = Fe2O3 + 4 H2SO4
Mo + HNO3 + HF = H2[MoF8] + NO2 + H2O =>
Mo + 6 HNO3 + 8 HF = H2[MoF8] + 6 NO2 + 6 H2O
HClO + AgNO3 = AgCl + HNO3 + O2 =>
2 HClO + 2 AgNO3 = 2 AgCl + 2 HNO3 + O2
C3H4 + N2Cl4 = CCl4 + N2 + H2 =>
C3H4 + 3 N2Cl4 = 3 CCl4 + 3 N2 + 2 H2
Fe2O3 + N2 = Fe + NO2 =>
4 Fe2O3 + 3 N2 = 8 Fe + 6 NO2
AsH3 + K2Cr2O7 + H2SO4 = H3AsO4 + Cr2(SO4) + K2SO4 + H2O =>
5 AsH3 + 4 K2Cr2O7 + 8 H2SO4 = 5 H3AsO4 + 4 Cr2(SO4) + 4 K2SO4 + 8 H2O
O3 + Mg = MgO3 =>
O3 + Mg = MgO3
LiOH + H2SO4 = Li2SO4 + H2O =>
2 LiOH + H2SO4 = Li2SO4 + 2 H2O
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
C6H6 + CO2 = CO + H2 =>
C6H6 + 6 CO2 = 12 CO + 3 H2
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