| Équations équilibrées la veille |
2 Zn + 4 CuS = Zn2S4 + 4 Cu
Na2S2O3 + H2SO4 = Na2SO4 + H2 + SO3 =>
Na2S2O3 + 4 H2SO4 = Na2SO4 + 4 H2 + 5 SO3
Li(s) + N2(g) = Li3N =>
6 Li(s) + N2(g) = 2 Li3N
Te + O2 + S = TeOS =>
2 Te + O2 + 2 S = 2 TeOS
Tl2SO4 + KOH + Br2 = Tl2O3 + KBr + K2SO4 + H2O =>
Tl2SO4 + 6 KOH + 2 Br2 = Tl2O3 + 4 KBr + K2SO4 + 3 H2O
SiO + C = CO + Si4C =>
4 SiO + 5 C = 4 CO + Si4C
CH3CH2SH + NaOH = CH3CH2SNa + H2O =>
CH3CH2SH + NaOH = CH3CH2SNa + H2O
C14H10O2 + NaBH4 + CH3CH2OH = C14H12O2 + NaB(OCH3CH2)4 =>
4 C14H10O2 + NaBH4 + 4 CH3CH2OH = 4 C14H12O2 + NaB(OCH3CH2)4
SCN{-} + MnO4{-} + H{+} = SO4{2-} + Mn{2+} + HCN + H2O =>
5 SCN{-} + 6 MnO4{-} + 13 H{+} = 5 SO4{2-} + 6 Mn{2+} + 5 HCN + 4 H2O
SrO2 + H2SO4 = SrSO4 + H2O2 =>
SrO2 + H2SO4 = SrSO4 + H2O2
Li2O + Fe2O3 = Li5FeO4 =>
5 Li2O + Fe2O3 = 2 Li5FeO4
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
P + H2O = P4O10 + H2 =>
4 P + 10 H2O = P4O10 + 10 H2
Al + HgBr2 = AlBr2 + Hg =>
Al + HgBr2 = AlBr2 + Hg
NaI + AgNO3 = AgI + (NaNO3) =>
NaI + AgNO3 = AgI + (NaNO3)
NH4Br + H2O = NH4(OH) + HBr =>
NH4Br + H2O = NH4(OH) + HBr
K2Cr2O7 + FeCl + HCl = FeCl3 + CrCl3 + KCl + H2O =>
K2Cr2O7 + 3 FeCl + 14 HCl = 3 FeCl3 + 2 CrCl3 + 2 KCl + 7 H2O
C2H2 + O2 = HOH + C =>
2 C2H2 + O2 = 2 HOH + 4 C
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
HCl2 + Cu = H2Cu + Cl =>
2 HCl2 + Cu = H2Cu + 4 Cl
CH4 + O = CH4O =>
CH4 + O = CH4O
CO2 + H2O = O2 + C3H12O2 =>
3 CO2 + 6 H2O = 5 O2 + C3H12O2
Sr + Br2 = Sr2Br3 =>
4 Sr + 3 Br2 = 2 Sr2Br3
C2H5OH + NO3{-} + H{+} = N2 + CO2 + H2O =>
5 C2H5OH + 12 NO3{-} + 12 H{+} = 6 N2 + 10 CO2 + 21 H2O
Au2(MnO4)3 + PtF4 = AuF3 + Pt2(MnO4)4 =>
4 Au2(MnO4)3 + 6 PtF4 = 8 AuF3 + 3 Pt2(MnO4)4
MnCl2 + HOH = (MnOH)2Cl2 + HCl =>
2 MnCl2 + 2 HOH = (MnOH)2Cl2 + 2 HCl
KO + Sn = K2SnO2 =>
2 KO + Sn = K2SnO2
Cl4 + O3 = Cl4O3 =>
Cl4 + O3 = Cl4O3
F2(g) + H2O(l) = HF(aq) + O3(g) =>
3 F2(g) + 3 H2O(l) = 6 HF(aq) + O3(g)
(CH3)2CHOH + H2SO4 = (CH3)2CHOSO4 + H =>
(CH3)2CHOH + H2SO4 = (CH3)2CHOSO4 + 3 H
FeS + Pb(NO3) = PbS + Fe(NO3) =>
FeS + Pb(NO3) = PbS + Fe(NO3)
CuO + SnSO4 = CuSO4 + SnO =>
CuO + SnSO4 = CuSO4 + SnO
K7H8 + O2 = KO2 + H2O =>
K7H8 + 9 O2 = 7 KO2 + 4 H2O
Cr2O3(s) + Si(s) = Cr + SiO2 =>
2 Cr2O3(s) + 3 Si(s) = 4 Cr + 3 SiO2
C3H5(COOH)3 + NaOH = NaCOOH + H2O + C3H8 =>
7 C3H5(COOH)3 + 30 NaOH = 30 NaCOOH + 12 H2O + 4 C3H8
(NH4)2S + H3PO4 = (NH4)3(PO4) + H2S =>
3(NH4)2S + 2 H3PO4 = 2(NH4)3(PO4) + 3 H2S
FeO + SO2 = FeS2 + O2 =>
2 FeO + 4 SO2 = 2 FeS2 + 5 O2
NH4(NO3)*5Ca(NO3)2*10H2O + KCl = KNO3 + NH4Cl + CaCl2 + H2O =>
NH4(NO3)*5Ca(NO3)2*10H2O + 11 KCl = 11 KNO3 + NH4Cl + 5 CaCl2 + 10 H2O
Fe2O3 + C2O = Fe + CO2 =>
Fe2O3 + C2O = 2 Fe + 2 CO2
C7H6O2 + O2 + NH3 = C5H7NO2CO2 + H2O =>
6 C7H6O2 + 10 O2 + 7 NH3 = 7 C5H7NO2CO2 + 4 H2O
HCO3 = hydrogen + CO3 =>
2 HCO3 = H2 + 2 CO3
SnI4 + Cl2 = ClI + Sn =>
SnI4 + 2 Cl2 = 4 ClI + Sn
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
CuCl2 + C18H15PO = CuC36H30P2O2Cl2 =>
CuCl2 + 2 C18H15PO = CuC36H30P2O2Cl2
RbLaTa2O7 + CuCl2 = (CuCl)LaTa2O7 + RbCl =>
RbLaTa2O7 + CuCl2 = (CuCl)LaTa2O7 + RbCl
Na5P3O10 + HCl = NaCl + H5P3O10 =>
Na5P3O10 + 5 HCl = 5 NaCl + H5P3O10
Fe3O4 + H2SO4 = Fe2(SO4)3 + H2O + SO2 =>
2 Fe3O4 + 10 H2SO4 = 3 Fe2(SO4)3 + 10 H2O + SO2
(NH4)2SO4 + Cu(OH)2 + HCl = CuSO4 + NH4Cl + H2O =>
(NH4)2SO4 + Cu(OH)2 + 2 HCl = CuSO4 + 2 NH4Cl + 2 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
(NH4)2(SO4) + KOH = K2(SO4) + NH3 + H2O =>
(NH4)2(SO4) + 2 KOH = K2(SO4) + 2 NH3 + 2 H2O
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