| Équations équilibrées la veille |
5 C2H6Cl2 + 5 Na2CO3 + 3 H2O = 6 C2H6O2 + 10 NaCl + 3 CO2
CaMg(CO3)2 + Zn = ZnCO3 + Ca + Mg =>
CaMg(CO3)2 + 2 Zn = 2 ZnCO3 + Ca + Mg
K = K1 =>
K = K1
Cr(PO4)6 + Al(SO4)3 = Cr(SO4)6 + Al(PO4)3 =>
Cr(PO4)6 + 2 Al(SO4)3 = Cr(SO4)6 + 2 Al(PO4)3
NaOH + HC3H5O2 = NaC3H5O2 + H2O =>
NaOH + HC3H5O2 = NaC3H5O2 + H2O
MnS + H2O + O2 = MnO2 + H2S =>
2 MnS + 2 H2O + O2 = 2 MnO2 + 2 H2S
HCl + MnO2 = MnCl2 + H2O2 =>
2 HCl + MnO2 = MnCl2 + H2O2
SO2 + KMnO4 + H2O = MnSO4 + K2SO4 + H2SO4 =>
5 SO2 + 2 KMnO4 + 2 H2O = 2 MnSO4 + K2SO4 + 2 H2SO4
MnO2 + HCl = Cl2 + HMnO2 =>
2 MnO2 + 2 HCl = Cl2 + 2 HMnO2
Cr2O3 + FeSi = Cr + Fe + SiO2 =>
2 Cr2O3 + 3 FeSi = 4 Cr + 3 Fe + 3 SiO2
MnO4 + H3AsO3 = H3AsO4 + Mn =>
MnO4 + 4 H3AsO3 = 4 H3AsO4 + Mn
NH4NO3 + NaOH = NaH4NO3 + NOH =>
NH4NO3 + NaOH = NaH4NO3 + NOH
Cu(NO3)2 + Na2S = Na(NO3) + CuS =>
Cu(NO3)2 + Na2S = 2 Na(NO3) + CuS
S2F6 = SF2 + F2 =>
S2F6 = 2 SF2 + F2
H2SO4 + KFeO4 = Fe2(SO4)3 + O2 + K2SO4 + H2O =>
4 H2SO4 + 2 KFeO4 = Fe2(SO4)3 + 2 O2 + K2SO4 + 4 H2O
NO[SbCl6] + H2O = HNO2 + H[SbCl6] =>
NO[SbCl6] + H2O = HNO2 + H[SbCl6]
C6H5OH + Fe = C6H5OHFe =>
C6H5OH + Fe = C6H5OHFe
OsBr3 + O2 = Br2 + OsO2 =>
2 OsBr3 + 2 O2 = 3 Br2 + 2 OsO2
ammonia + oxygen = N2O + H2O =>
2 NH3 + 2 O2 = N2O + 3 H2O
CrO3 + H2C2O4 = CO2 + H2O + CrO2 =>
CrO3 + H2C2O4 = 2 CO2 + H2O + CrO2
(Cu(OH))2SO4 + NH4OH + (NH4)2SO4 = [Cu(NH3)4]SO4 + H2O =>
(Cu(OH))2SO4 + 6 NH4OH + (NH4)2SO4 = 2[Cu(NH3)4]SO4 + 8 H2O
CH{-}CH + KMnO4 + H2O = HOOC{-}COOH + MnO2 + KOH =>
3 CH{-}CH + 4 KMnO4 + 2 H2O = 3 HOOC{-}COOH + 4 MnO2 + 4 KOH
NaHCO3(s) + HCl = NaCl + CO2(g) + H2O(g) =>
NaHCO3(s) + HCl = NaCl + CO2(g) + H2O(g)
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
Zn + HClO4 = ZnO + HClO3 =>
Zn + HClO4 = ZnO + HClO3
NO[SbCl6] + H2O = HNO2 + H[SbCl6] =>
NO[SbCl6] + H2O = HNO2 + H[SbCl6]
CaCl2(aq) + Li2SO4(aq) = LiCl(aq) + CaSO4(s) =>
CaCl2(aq) + Li2SO4(aq) = 2 LiCl(aq) + CaSO4(s)
H{+} + Cr2O7{2-} + C2H5OH = Cr{3+} + CH3COOH + H2O =>
16 H{+} + 2 Cr2O7{2-} + 3 C2H5OH = 4 Cr{3+} + 3 CH3COOH + 11 H2O
NO[SbCl6] + H2O = HNO2 + H[SbCl6] =>
NO[SbCl6] + H2O = HNO2 + H[SbCl6]
K2MnO4 + K2S + H2SO4 = MnSO4 + K2SO4 + H2O =>
2 K2MnO4 + K2S + 4 H2SO4 = 2 MnSO4 + 3 K2SO4 + 4 H2O
NO[SbCl6] + H2O = HNO2 + H[SbCl6] =>
NO[SbCl6] + H2O = HNO2 + H[SbCl6]
J2 + NaOH = NaJO3 + H2O + NaJ =>
3 J2 + 6 NaOH = NaJO3 + 3 H2O + 5 NaJ
La2O3 + CrO3 + Li2O = La2LiCrO6 + LiO =>
La2O3 + CrO3 + Li2O = La2LiCrO6 + LiO
Na + NaOH*H2O = NaOH + H2 =>
2 Na + 2 NaOH*H2O = 4 NaOH + H2
C10H22 = C + H2 =>
C10H22 = 10 C + 11 H2
C3H7NO2 + NaOH = CO2 + (NH4)OH + Na + H2O =>
C3H7NO2 + 12 NaOH = 3 CO2 + (NH4)OH + 12 Na + 7 H2O
AgNO3 + NaCl = Ag + NO3NaCl =>
AgNO3 + NaCl = Ag + NO3NaCl
FeS + HNO3 = Fe(NO3) + N2 + H2SO4 + H2O =>
10 FeS + 24 HNO3 = 10 Fe(NO3) + 7 N2 + 10 H2SO4 + 2 H2O
K2CO3 + NaCl = NaCO3 + K2Cl =>
K2CO3 + NaCl = NaCO3 + K2Cl
NO[SbCl6] + H2O = HNO2 + H[SbCl6] =>
NO[SbCl6] + H2O = HNO2 + H[SbCl6]
SeO3{-2} + Cl2{-} + OH{-} = SeO4{-2} + Cl{-} + H2O =>
SeO3{-2} + 2 Cl2{-} + 2 OH{-} = SeO4{-2} + 4 Cl{-} + H2O
CH3CHO + CuO = CH3COOH + Cu2O =>
CH3CHO + 2 CuO = CH3COOH + Cu2O
HBr + MuO2 = Br2 + MuBr2 + H2O =>
4 HBr + MuO2 = Br2 + MuBr2 + 2 H2O
Pb4 + SO4 = PbSO4 =>
Pb4 + 4 SO4 = 4 PbSO4
KMnO4 + NH3 = KNO3 + Mn2 + KOH + H2O =>
8 KMnO4 + 7 NH3 = 7 KNO3 + 4 Mn2 + KOH + 10 H2O
MgO + K3PO4 = Mg3(PO4)2 + K2O =>
3 MgO + 2 K3PO4 = Mg3(PO4)2 + 3 K2O
NH4OH + H3PO4 = (NH4)3PO4 + H2O =>
3 NH4OH + H3PO4 = (NH4)3PO4 + 3 H2O
Ra + P = RaP =>
Ra + P = RaP
HCI(aq) + NaHCO3(s) = H2O(l) + NaCI(aq) + CO2(g) =>
HCI(aq) + NaHCO3(s) = H2O(l) + NaCI(aq) + CO2(g)
Fe5 + H2O = Fe3O + H2 =>
3 Fe5 + 5 H2O = 5 Fe3O + 5 H2
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