| Équations équilibrées la veille |
2(NH2)2CO = NH2CONHCONH2 + NH3
S + O2 = SO =>
2 S + O2 = 2 SO
Zn(NO3) + KS = ZnS + K(NO3) =>
Zn(NO3) + KS = ZnS + K(NO3)
MnO4{-} + H3O{+} + {-5} = Mn + H2O =>
5 MnO4{-} + 40 H3O{+} + 7{-5} = 5 Mn + 60 H2O
HNO3 + Zn = Zn(NO3)2 + (NH4)NO3 + H2O =>
10 HNO3 + 4 Zn = 4 Zn(NO3)2 + (NH4)NO3 + 3 H2O
FlS + O2 + H2O = Fl2O3 + H2SO4 =>
4 FlS + 9 O2 + 4 H2O = 2 Fl2O3 + 4 H2SO4
NH4Br + H2 = H3Br + NH4 =>
2 NH4Br + 3 H2 = 2 H3Br + 2 NH4
CsNO3 + Ag2SO4 = Cs2SO4 + AgNO3 =>
2 CsNO3 + Ag2SO4 = Cs2SO4 + 2 AgNO3
CaCO3 + C = CO + CaCO2 =>
CaCO3 + C = CO + CaCO2
Co(g) + H2O(g) = CoOH + H =>
Co(g) + H2O(g) = CoOH + H
Li + Br2 = LiBr =>
2 Li + Br2 = 2 LiBr
Pb3O4 + HNO3 = Pb(NO3)2 + PbO2 + H2O =>
Pb3O4 + 4 HNO3 = 2 Pb(NO3)2 + PbO2 + 2 H2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Cu(OH)2 + H2SO4 = CuSO4 + H2O =>
Cu(OH)2 + H2SO4 = CuSO4 + 2 H2O
CH2O2 + NaHCO3 = CO2 + HCOONa + H2O =>
CH2O2 + NaHCO3 = CO2 + HCOONa + H2O
CH3COOH + HCl = CH3COCl + H2O =>
CH3COOH + HCl = CH3COCl + H2O
MgCl2 + K2S = MgS + KCl =>
MgCl2 + K2S = MgS + 2 KCl
Al + CI2 = AlCI2 =>
Al + CI2 = AlCI2
C2H6O = C + H2 + O2 =>
2 C2H6O = 4 C + 6 H2 + O2
*C6H12O6 + O2 = CO2 + H2O =>
*C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
BaCl2 + Fe = BaCl2Fe =>
BaCl2 + Fe = BaCl2Fe
Cu + Ag(NO3) = Cu(NO3) + Ag =>
Cu + Ag(NO3) = Cu(NO3) + Ag
NO + H2O = NH3 + O2 =>
4 NO + 6 H2O = 4 NH3 + 5 O2
C10H16 + KMnO4 + H2O = C10H16O2 + MnO2 + KOH =>
3 C10H16 + 4 KMnO4 + 2 H2O = 3 C10H16O2 + 4 MnO2 + 4 KOH
CoBr2*6H2O + Br2 + CH3NH2 = CoBr3*5NH2 + H2O + CH3Br =>
CoBr2*6H2O + 3 Br2 + 5 CH3NH2 = CoBr3*5NH2 + 6 H2O + 5 CH3Br
H2O + MnO4{-} + S2{2-} = MnO2 + S + OH{-} =>
4 H2O + 2 MnO4{-} + 3 S2{2-} = 2 MnO2 + 6 S + 8 OH{-}
Mg + ZnCl2 = MgCl2 + Zn =>
Mg + ZnCl2 = MgCl2 + Zn
Mg + Fe2O3 = Fe + MgO =>
3 Mg + Fe2O3 = 2 Fe + 3 MgO
Si2H3 + O2 = SiO2 + H2O =>
4 Si2H3 + 11 O2 = 8 SiO2 + 6 H2O
CuCl + NH3 = Cu(NH3)2Cl =>
CuCl + 2 NH3 = Cu(NH3)2Cl
MgSO4 + AgCl2 = MgCl2 + AgSO4 =>
MgSO4 + AgCl2 = MgCl2 + AgSO4
KI + CaF2 = CaI2 + KF =>
2 KI + CaF2 = CaI2 + 2 KF
B5H3 + O2 = B2O3 + H2O =>
2 B5H3 + 9 O2 = 5 B2O3 + 3 H2O
RbClO4 = Rb + O4 + Cl =>
RbClO4 = Rb + O4 + Cl
Na + HCO3 + H2O = NaOH + H2CO3 =>
Na + HCO3 + H2O = NaOH + H2CO3
C12H22O11(s) + O2(l) = CO2(s) + H2O(g) =>
C12H22O11(s) + 12 O2(l) = 12 CO2(s) + 11 H2O(g)
Al(NO3)3 + NH3 + H2 = Al(OH)3 + NH4NO3 =>
Al(NO3)3 + NH3 + 4 H2 = Al(OH)3 + 2 NH4NO3
HCl + Ca(HCO3)2 + Ca(HSO4)2 = CaCl + H2O + CO2 + SO4 =>
4 HCl + 3 Ca(HCO3)2 + Ca(HSO4)2 = 4 CaCl + 6 H2O + 6 CO2 + 2 SO4
AgNO3 + HNO3 = Ag(NO3)3 + H2 =>
AgNO3 + 2 HNO3 = Ag(NO3)3 + H2
Bi(OH)4 + SnCl2 + NaOH = Bi + Sn(OH)4 + NaCl =>
Bi(OH)4 + 2 SnCl2 + 4 NaOH = Bi + 2 Sn(OH)4 + 4 NaCl
MgCO3 + NH4H2PO4 = MgH2PO4 + NH4CO3 =>
MgCO3 + NH4H2PO4 = MgH2PO4 + NH4CO3
SO2(g) + H2S(aq) = S(s) + H2O(aq) =>
SO2(g) + 2 H2S(aq) = 3 S(s) + 2 H2O(aq)
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
R(CH3)2NCH2C6H5Cl = R(CH3)2N + C6H5CH2Cl =>
R(CH3)2NCH2C6H5Cl = R(CH3)2N + C6H5CH2Cl
C8H7NO3 + Sn + HCl = C8H7ONH2 + SnO + SnCl =>
C8H7NO3 + 4 Sn + 2 HCl = C8H7ONH2 + 2 SnO + 2 SnCl
C2H6 + Br2 = C2H4Br2 + HBr =>
C2H6 + 2 Br2 = C2H4Br2 + 2 HBr
KHSO3 + H2O = H2S + KOH + O3 =>
KHSO3 + H2O = H2S + KOH + O3
KO3 + CO5 = K3C5O + O2 =>
6 KO3 + 10 CO5 = 2 K3C5O + 33 O2
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
CoBr3 + K2S = CoK3 + Br2S =>
2 CoBr3 + 3 K2S = 2 CoK3 + 3 Br2S
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