Équations équilibrées la veille |
2 NH3 + 2 F3 = 2 NF3 + 3 H2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CH3Br + C2H5Br = C3H8 + Br2 =>
CH3Br + C2H5Br = C3H8 + Br2
Ni + AuBr3 = NiBr3 + Au =>
Ni + AuBr3 = NiBr3 + Au
NH3 + Ni(NO3)2 = Ni(NH3)4 + NO3 =>
4 NH3 + Ni(NO3)2 = Ni(NH3)4 + 2 NO3
KNO3(s) + Na(s) = K2O(s) + Na2O(s) + N =>
2 KNO3(s) + 10 Na(s) = K2O(s) + 5 Na2O(s) + 2 N
SiO + Cl = SiCl + O =>
SiO + Cl = SiCl + O
H2O + SO3 = H2SO4 = =>
H2O + SO3 = H2SO4
C4H8O4 + C2H6O = C4H4O + H2O =>
3 C4H8O4 + 2 C2H6O = 4 C4H4O + 10 H2O
Ba(ClO3)2 + Pb(NO3)2 = Ba(NO3)2 + Pb(ClO3)2 =>
Ba(ClO3)2 + Pb(NO3)2 = Ba(NO3)2 + Pb(ClO3)2
CH2 + O2 = CO3 + H2O =>
CH2 + 2 O2 = CO3 + H2O
Fe + KClO3 + S = Fe3O4 + K2S + Cl2 =>
9 Fe + 4 KClO3 + 2 S = 3 Fe3O4 + 2 K2S + 2 Cl2
Cu3No3 + PO4Na = Cu3Na + PO4No3 =>
Cu3No3 + PO4Na = Cu3Na + PO4No3
Zn + No2 = Zn(No2)2 =>
Zn + 2 No2 = Zn(No2)2
MgCO3 + HCl = MgCl2 + HOH + CO2 =>
MgCO3 + 2 HCl = MgCl2 + HOH + CO2
Ra + H2O = RaO2 + H2 =>
Ra + 2 H2O = RaO2 + 2 H2
Ca(NO3)2 + Ba3(PO4)2 = Ca3(PO4)2 + Ba(NO3)2 =>
3 Ca(NO3)2 + Ba3(PO4)2 = Ca3(PO4)2 + 3 Ba(NO3)2
Cu2(CO3)3 + HNO3 = Cu(NO3)3 + CO2 + H2O =>
Cu2(CO3)3 + 6 HNO3 = 2 Cu(NO3)3 + 3 CO2 + 3 H2O
AgCN + H2O = AgO + H2CN =>
AgCN + H2O = AgO + H2CN
HNO3 + FeS = Fe(NO3)2 + S + NO2 + H2O =>
4 HNO3 + FeS = Fe(NO3)2 + S + 2 NO2 + 2 H2O
FeMnO4 = Fe{+} + MnO4{-} =>
FeMnO4 = Fe{+} + MnO4{-}
Ca(HO)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(HO)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Fr + H2SO4 = Fr2(SO4)3 + SO2 + H2O =>
2 Fr + 6 H2SO4 = Fr2(SO4)3 + 3 SO2 + 6 H2O
C6H12O12 + O12 = H2O + CO2 =>
2 C6H12O12 + O12 = 12 H2O + 12 CO2
C2H6 + HNO2 = C2H5NO + H2O =>
C2H6 + HNO2 = C2H5NO + H2O
Co + ZnCl2 = CoCl2 + Zn =>
Co + ZnCl2 = CoCl2 + Zn
Na2SO3(aq) + H2SO4(aq) = Na2SO4 + H2O + SO2 =>
Na2SO3(aq) + H2SO4(aq) = Na2SO4 + H2O + SO2
H2S + HNO3 = H2SO4 + NO + H2O =>
3 H2S + 8 HNO3 = 3 H2SO4 + 8 NO + 4 H2O
Ca(OH)2 + H3PO4 = CaHPO4 + H2O =>
Ca(OH)2 + H3PO4 = CaHPO4 + 2 H2O
Na2HCO3 + H2O2 = CO2 + H2O + Na2O2 =>
2 Na2HCO3 + 3 H2O2 = 2 CO2 + 4 H2O + 2 Na2O2
HCl + MgO = H2O + MgCl2 =>
2 HCl + MgO = H2O + MgCl2
C3H7Cl + Cl = C3H6Cl2 + H2 =>
2 C3H7Cl + 2 Cl = 2 C3H6Cl2 + H2
Na[Cr(OH)4] + NaOH + H2O2 = Na2CrO4 + H2O =>
2 Na[Cr(OH)4] + 2 NaOH + 3 H2O2 = 2 Na2CrO4 + 8 H2O
SO4 + KOH = K2SO4 + H2 + O =>
SO4 + 2 KOH = K2SO4 + H2 + 2 O
CH3OH + HOC6H4COOH = C6H4OHCOOCH3 + H2O =>
CH3OH + HOC6H4COOH = C6H4OHCOOCH3 + H2O
CH3CHCH2 + H2O = (CH3)2CHOH =>
CH3CHCH2 + H2O = (CH3)2CHOH
Cu(NO3) + CaCu = Ca(NO3)2 + Cu =>
2 Cu(NO3) + CaCu = Ca(NO3)2 + 3 Cu
HI + PbO2 = PbI2 + H2O + II2 =>
12 HI + 3 PbO2 = 3 PbI2 + 6 H2O + 2 II2
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
K2Cr2O7(aq) + KBr(aq) + H2SO4(aq) = Br2(l) + K2SO4(aq) + Cr2(SO4)3(aq) + H2O(l) =>
K2Cr2O7(aq) + 6 KBr(aq) + 7 H2SO4(aq) = 3 Br2(l) + 4 K2SO4(aq) + Cr2(SO4)3(aq) + 7 H2O(l)
Po + O2 = PoO3 =>
2 Po + 3 O2 = 2 PoO3
Ca + HgBr2 = CaBr2 + Hg =>
Ca + HgBr2 = CaBr2 + Hg
HCl + MgO = H2O + MgCl2 =>
2 HCl + MgO = H2O + MgCl2
C2H2 + NH4OH + AgNO3 = AgC2 + NH4NO3 + H2O =>
8 C2H2 + 6 NH4OH + 8 AgNO3 = 8 AgC2 + 7 NH4NO3 + 9 H2O
Zn(s) + MnO2(s) + H2O(l) = Zn(OH)2(s) + Mn2O3(a) =>
Zn(s) + 2 MnO2(s) + H2O(l) = Zn(OH)2(s) + Mn2O3(a)
Ca(HO)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(HO)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
N2H8 + SO4 + NaOH = Na2SO4 + NH3 + H2O =>
N2H8 + SO4 + 2 NaOH = Na2SO4 + 2 NH3 + 2 H2O
H2SO4 + Sr = H2 + SrSO4 =>
H2SO4 + Sr = H2 + SrSO4
Al2O3(s) + C(s) + Cl2(g) = AlCl3(s) + CO(g) =>
Al2O3(s) + 3 C(s) + 3 Cl2(g) = 2 AlCl3(s) + 3 CO(g)
Mn + H3PO4 = Mn3PO4 + H2 =>
6 Mn + 2 H3PO4 = 2 Mn3PO4 + 3 H2
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