| Équations équilibrées la veille |
2 K2Cr2O7 + 8 H2SO4 + 3 C2H5OH + 37 H2O = 4 KCr(SO4)2*12H2O + 3 CH3COOH
NH4Cl + Ca(OH)2 = CaCl2 + NH3 + H2O =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
NaOOCCH3 + HCl = NaCl + CH3COOH =>
NaOOCCH3 + HCl = NaCl + CH3COOH
C2H5NH2 + HCl = C2H5NH3 + Cl =>
C2H5NH2 + HCl = C2H5NH3 + Cl
C3H80 + K2Cr2O7 + H2SO4 = C3H6O2 + K2SO4 + Cr2(SO4)2 + H2O =>
4 C3H80 + 39 K2Cr2O7 + 117 H2SO4 = 4 C3H6O2 + 39 K2SO4 + 39 Cr2(SO4)2 + 265 H2O
Be + H2SO4 = BeSO4 + H2 =>
Be + H2SO4 = BeSO4 + H2
AlCl3 + HgI2 = AlI3 + HgCl2 =>
2 AlCl3 + 3 HgI2 = 2 AlI3 + 3 HgCl2
Ca + H2O = CaO + H2 =>
Ca + H2O = CaO + H2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
H2SeO3 + Ni(OH)2 = NiSeO3 + H2O =>
H2SeO3 + Ni(OH)2 = NiSeO3 + 2 H2O
HSO3{-} + Cl2 + H2O = SO4{2-} + Cl{-} + H{+} =>
HSO3{-} + Cl2 + H2O = SO4{2-} + 2 Cl{-} + 3 H{+}
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Al + AgCl = AlCl3 + Ag =>
Al + 3 AgCl = AlCl3 + 3 Ag
Li2SO4 + Mg(NO3)2 = LiNO3 + MgSO4 =>
Li2SO4 + Mg(NO3)2 = 2 LiNO3 + MgSO4
K + Be3N2 = Be + K3N =>
6 K + Be3N2 = 3 Be + 2 K3N
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
AgNO3 + NH3 + H2O = Ag(NH3)2OH + NH4NO3 =>
AgNO3 + 3 NH3 + H2O = Ag(NH3)2OH + NH4NO3
Cr207 = Cr =>
Cr207 = 207 Cr
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Ag + Mg(NO3)2 = Ag(NO3) + Mg =>
2 Ag + Mg(NO3)2 = 2 Ag(NO3) + Mg
*Na2SO3 + HCl = NaCl + SO2 + H2O =>
*Na2SO3 + 2 HCl = 2 NaCl + SO2 + H2O
Mg5(CO3)4(OH)2*4H2O + H = Mg + CO3 + H2O =>
Mg5(CO3)4(OH)2*4H2O + 2 H = 5 Mg + 4 CO3 + 6 H2O
[Ni(NH3)6] + HCl = NiCl2 + NH3 + H2 =>
[Ni(NH3)6] + 2 HCl = NiCl2 + 6 NH3 + H2
Pb(ClO3)4 + K2CrO4 = Pb(CrO4)2 + KClO3 =>
Pb(ClO3)4 + 2 K2CrO4 = Pb(CrO4)2 + 4 KClO3
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
C3H8 + O2 = C3H2 + (H2O)2 =>
2 C3H8 + 3 O2 = 2 C3H2 + 3(H2O)2
NiO + CH4 = Ni + H2O + CO2 =>
4 NiO + CH4 = 4 Ni + 2 H2O + CO2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
C(s) + H2(g) = C2H6(f) =>
2 C(s) + 3 H2(g) = C2H6(f)
P4O10 + H2O = H + H2PO4 =>
P4O10 + 6 H2O = 4 H + 4 H2PO4
C12H16N2 + HCl = C12H17N2Cl =>
C12H16N2 + HCl = C12H17N2Cl
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
C + H = CH =>
C + H = CH
C4H4 + O2 = CO2 + H2O =>
C4H4 + 5 O2 = 4 CO2 + 2 H2O
C6H2(NO2)3CH3 = CO + C + N2 + H2 =>
2 C6H2(NO2)3CH3 = 12 CO + 2 C + 3 N2 + 5 H2
Fe{3+} + MnO4{-} + H{+} = Mn{2+} + Fe{4+} + H2O =>
5 Fe{3+} + MnO4{-} + 8 H{+} = Mn{2+} + 5 Fe{4+} + 4 H2O
AgNO3 + NaOAc = AgAc + NaO(NO3) =>
AgNO3 + NaOAc = AgAc + NaO(NO3)
NH4(SO4) + Ca(NO3)2 = Ca(SO4)2 + NH4(NO3) =>
2 NH4(SO4) + Ca(NO3)2 = Ca(SO4)2 + 2 NH4(NO3)
Al(s) + Cl2(g) = AlCl3(s) =>
2 Al(s) + 3 Cl2(g) = 2 AlCl3(s)
KAl(SO4)2 + H2O = KAl(SO4)2*12H2O =>
KAl(SO4)2 + 12 H2O = KAl(SO4)2*12H2O
PCl3 + H2O = H3PO3 + H2Cl2 =>
2 PCl3 + 6 H2O = 2 H3PO3 + 3 H2Cl2
Al + AlCl3(H2O)6 + H2O = Al2(OH)5Cl + H2 =>
10 Al + 2 AlCl3(H2O)6 + 18 H2O = 6 Al2(OH)5Cl + 15 H2
K2SO3 + HBr = KBr + HOH + SO2 =>
K2SO3 + 2 HBr = 2 KBr + HOH + SO2
CrO3 + Fe(OH)2 = Cr(OH)3 + Fe2O3 + H2O =>
2 CrO3 + 6 Fe(OH)2 = 2 Cr(OH)3 + 3 Fe2O3 + 3 H2O
HCl + C2H8N2 = C2H9N2 + Cl =>
HCl + C2H8N2 = C2H9N2 + Cl
C5H11O2N + O2 = CO2 + H2O + N2 =>
4 C5H11O2N + 27 O2 = 20 CO2 + 22 H2O + 2 N2
Fr + O2 = FrO2 =>
Fr + O2 = FrO2
CHF3 + O2 = H2O + CO2 + F2 =>
4 CHF3 + 5 O2 = 2 H2O + 4 CO2 + 6 F2
Fe2(SO4)3 + HCl = FeCl3 + H2(SO4) =>
Fe2(SO4)3 + 6 HCl = 2 FeCl3 + 3 H2(SO4)
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