| Équations équilibrées la veille |
NiBr2 + KOH = Ni(OH) + Br2K
Al1 + F1 = AlF3 =>
Al1 + 3 F1 = AlF3
[Zn(NH3)4]Cl2 + H2SO4 = ZnSO4 + NH4Cl + NH3 =>
[Zn(NH3)4]Cl2 + H2SO4 = ZnSO4 + 2 NH4Cl + 2 NH3
Zn + HNo = ZnNo3 + H2 =>
2 Zn + 6 HNo = 2 ZnNo3 + 3 H2
Pd + O = PdO =>
Pd + O = PdO
C4H8 + KMnO4 + H2SO4 = CH3COOH + K2SO4 + MnSO4 + H2O =>
5 C4H8 + 8 KMnO4 + 12 H2SO4 = 10 CH3COOH + 4 K2SO4 + 8 MnSO4 + 12 H2O
Sr(HCO3)2 + FeCl3 = Fe(OH)3 + SrCl2 + CO2 =>
3 Sr(HCO3)2 + 2 FeCl3 = 2 Fe(OH)3 + 3 SrCl2 + 6 CO2
NaSO3 + KMnO4 + H2O = NaOH + KOH + Mn(OH)2 + H2SO4 =>
5 NaSO3 + KMnO4 + 9 H2O = 5 NaOH + KOH + Mn(OH)2 + 5 H2SO4
Ca + HgCl = Hg + CaCl =>
Ca + HgCl = Hg + CaCl
HCl + CuCO3 = CO2 + CuCl2 + H2O =>
2 HCl + CuCO3 = CO2 + CuCl2 + H2O
KMnO4 + Ca(NO2)2 + H2SO4 = CaSO4 + Mn(NO3)2 + KNO3 + K2SO4 + H2O =>
4 KMnO4 + 5 Ca(NO2)2 + 6 H2SO4 = 5 CaSO4 + 4 Mn(NO3)2 + 2 KNO3 + K2SO4 + 6 H2O
MoO3 + NH3 = MoO2 + NO2 + H2O =>
7 MoO3 + 2 NH3 = 7 MoO2 + 2 NO2 + 3 H2O
FeO + HNO3 = Fe(NO3)3 + NH4NO3 + H2O =>
8 FeO + 26 HNO3 = 8 Fe(NO3)3 + NH4NO3 + 11 H2O
N2H5 + NaOH = N2H5Na + OH =>
N2H5 + NaOH = N2H5Na + OH
CH4 + NCl3 = CCl4 + N2 + H =>
3 CH4 + 4 NCl3 = 3 CCl4 + 2 N2 + 12 H
CH4 + Cl4N2 = CCl2 + H2 + N2 =>
2 CH4 + Cl4N2 = 2 CCl2 + 4 H2 + N2
FeCO3 = FeO + CO2 =>
FeCO3 = FeO + CO2
Se + S + H2O = H2SeO3 + H2S =>
Se + 2 S + 3 H2O = H2SeO3 + 2 H2S
AgNO3(ac) + H2O(l) = AgOH(ac) + HNO3(ac) =>
AgNO3(ac) + H2O(l) = AgOH(ac) + HNO3(ac)
Ca2P2O7 + Sm2O3 + Pb3(PO4)2 + CaCO3 = Ca8PbSm(PO4)7 + CO2 =>
19 Ca2P2O7 + 3 Sm2O3 + 2 Pb3(PO4)2 + 10 CaCO3 = 6 Ca8PbSm(PO4)7 + 10 CO2
MgNO3(H2O) = MgNO3 + H2O =>
MgNO3(H2O) = MgNO3 + H2O
CrCl2 + HNO3 = Cr(NO3)3 + NO2 + HCl + H2O =>
CrCl2 + 4 HNO3 = Cr(NO3)3 + NO2 + 2 HCl + H2O
Mn + HNO3 = Mn(NO3)2 + NO2 + H2O =>
Mn + 4 HNO3 = Mn(NO3)2 + 2 NO2 + 2 H2O
CaCl2 + NaIO3 = CaIO3 + NaCl2 =>
CaCl2 + NaIO3 = CaIO3 + NaCl2
K2SO3 + HBr = K2Br + HSO3 =>
K2SO3 + HBr = K2Br + HSO3
Na2 + O2 = Na4O2 =>
2 Na2 + O2 = Na4O2
HCl + CH3COONa = H2O + NaCl + C =>
HCl + CH3COONa = 2 H2O + NaCl + 2 C
H2S + CaO = CaS + H2O =>
H2S + CaO = CaS + H2O
C6H5NO2 + Sn + H3O{+} = C6H5NH2 + Sn{4+} + H2O =>
2 C6H5NO2 + 3 Sn + 12 H3O{+} = 2 C6H5NH2 + 3 Sn{4+} + 16 H2O
CH3OH(l) + O2(g) = CO2(g) + H2O(g) =>
2 CH3OH(l) + 3 O2(g) = 2 CO2(g) + 4 H2O(g)
FeCl3(s) + Ba(s) = Fe(s) + BaCl2(s) =>
2 FeCl3(s) + 3 Ba(s) = 2 Fe(s) + 3 BaCl2(s)
Hg2(NO3)2(aq) + HI(aq) = H2(NO3)2(aq) + Hg2I2(s) =>
Hg2(NO3)2(aq) + 2 HI(aq) = H2(NO3)2(aq) + Hg2I2(s)
Zn + Fe(ClO2)3 = Zn(ClO2)2 + Fe3 =>
9 Zn + 6 Fe(ClO2)3 = 9 Zn(ClO2)2 + 2 Fe3
C + NaOH = COH + Na =>
C + NaOH = COH + Na
ErCl3 + H2O = [Er(H2O)9]Cl3 =>
ErCl3 + 9 H2O = [Er(H2O)9]Cl3
C7H9N + H2O2 = CO2 + H2O + N2 =>
2 C7H9N + 37 H2O2 = 14 CO2 + 46 H2O + N2
H2SO4 + LiO = H2O + LiSO4 =>
H2SO4 + LiO = H2O + LiSO4
CuS + HI = CuI + HS =>
CuS + HI = CuI + HS
C3H5O2N + O2 = CO2 + H2O + NO2 =>
4 C3H5O2N + 17 O2 = 12 CO2 + 10 H2O + 4 NO2
(N)2(H)8(Cr)2(O)7 = (Cr)2(O)3 + (N)2 + (H)2O =>
(N)2(H)8(Cr)2(O)7 = (Cr)2(O)3 + (N)2 + 4(H)2O
CH3CH3 + Cl2 = ClCH2CH2Cl2 + HCl =>
2 CH3CH3 + 5 Cl2 = 2 ClCH2CH2Cl2 + 4 HCl
C6H7O3 + CH3OH = C8H8O3 + H2O =>
14 C6H7O3 + 4 CH3OH = 11 C8H8O3 + 13 H2O
K4Fe(CN6) + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)2 + MnSO4 + HNO3 + CO2 + H2O =>
2 K4Fe(CN6) + 16 KMnO4 + 42 H2SO4 = 24 KHSO4 + Fe2(SO4)2 + 16 MnSO4 + 12 HNO3 + 2 CO2 + 24 H2O
MgSO4 + LiF = MgF2 + Li2SO4 =>
MgSO4 + 2 LiF = MgF2 + Li2SO4
Al2(OH)6 + HCl = AlCl3 + H2O =>
Al2(OH)6 + 6 HCl = 2 AlCl3 + 6 H2O
HCl + PbO = PbCl2 + H2O =>
2 HCl + PbO = PbCl2 + H2O
P7 + O2 = P2O5 =>
4 P7 + 35 O2 = 14 P2O5
Ce(OH)2 + KMnO4 + H2O = MnO2 + Ce(OH)4 + KOH =>
3 Ce(OH)2 + 2 KMnO4 + 4 H2O = 2 MnO2 + 3 Ce(OH)4 + 2 KOH
Li(OH)2 + HNO3 = Li(NO3)2 + H2O =>
Li(OH)2 + 2 HNO3 = Li(NO3)2 + 2 H2O
Co{2+} + NO2{-} + H3O{+} = [Co(NO2)6]{2-} + NO + H2O =>
Co{2+} + 8 NO2{-} + 4 H3O{+} = [Co(NO2)6]{2-} + 2 NO + 6 H2O
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