Équations équilibrées la veille |
2 Mg(OH)2 + 2 H2 = 4 HOH + Mg2
ClCH2CHOHCH2Cl + Na2Cr2O7 + H2SO4 = ClCH2COCH2Cl + Cr2(SO4)3 + H2O + Na2(SO4)3 =>
ClCH2CHOHCH2Cl + Na2Cr2O7 + 6 H2SO4 = ClCH2COCH2Cl + Cr2(SO4)3 + 7 H2O + Na2(SO4)3
NaClO3 + Al = Na2O + Cl + Al2O3 =>
6 NaClO3 + 10 Al = 3 Na2O + 6 Cl + 5 Al2O3
H2O + As = H3AsO4 + H =>
4 H2O + As = H3AsO4 + 5 H
CH2O + NO3{-} = N2 + HCO3{-} + H2O + CO2 =>
5 CH2O + 4 NO3{-} = 2 N2 + 4 HCO3{-} + 3 H2O + CO2
KBr + Cl2 = KCl + Br2 =>
2 KBr + Cl2 = 2 KCl + Br2
Zn + AgNo3(ac) = Zn(No3) + Ag =>
Zn + AgNo3(ac) = Zn(No3) + Ag
Al(OH)3 + LiOH = Li(OH)3 + AlOH =>
Al(OH)3 + LiOH = Li(OH)3 + AlOH
NH3 + NH4Cl + CoCl2 + H2O2 = (Co(NH3)6)Cl3 + H2O =>
10 NH3 + 2 NH4Cl + 2 CoCl2 + H2O2 = 2(Co(NH3)6)Cl3 + 2 H2O
MnO + HF = H2O + MnF2 =>
MnO + 2 HF = H2O + MnF2
HCo3 = H + Co =>
HCo3 = H + 3 Co
C5H12Cl3 + Na2CO3 = C5H11Cl2 + NaHCO3 + NaCl =>
C5H12Cl3 + Na2CO3 = C5H11Cl2 + NaHCO3 + NaCl
Al2(SO4)3 + MgCl2 = MgSO4 + Al + Cl =>
Al2(SO4)3 + 3 MgCl2 = 3 MgSO4 + 2 Al + 6 Cl
Fe(OH)3 + HCl = Fe{3+} + Cl{-} + H2O =>
Fe(OH)3 + 3 HCl = Fe{3+} + 3 Cl{-} + 3 H2O
H3SbO4 + Sn(OH)4 = Sn3(SbO4)4 + H2O =>
4 H3SbO4 + 3 Sn(OH)4 = Sn3(SbO4)4 + 12 H2O
H2S + ZnCO3 = ZnS + H2CO3 =>
H2S + ZnCO3 = ZnS + H2CO3
NaCIO3 = NaCIO + O2 =>
NaCIO3 = NaCIO + O2
NaC5H3N4O3 + Ca = CaC5H3N4O3 + Na =>
NaC5H3N4O3 + Ca = CaC5H3N4O3 + Na
C2H4O2 + C10H20O = C12H22O2 + H2O =>
C2H4O2 + C10H20O = C12H22O2 + H2O
C2H5Cl + Na = C2H5Na + Cl =>
C2H5Cl + Na = C2H5Na + Cl
Fe3O + H2SO4 = Fe3SO4 + H2O =>
Fe3O + H2SO4 = Fe3SO4 + H2O
KCN + HClO = KCl + CN + OH =>
KCN + HClO = KCl + CN + OH
SI + Cl = SICl =>
SI + Cl = SICl
Pb + O2 + CO2 + H2O = Pb(HCO3)2 =>
2 Pb + O2 + 4 CO2 + 2 H2O = 2 Pb(HCO3)2
VO{2+} + Cr2O7{2-} + H2O = Cr{3+} + VO2{+} + H2 =>
8 VO{2+} + Cr2O7{2-} + H2O = 2 Cr{3+} + 8 VO2{+} + H2
FeSO4 + H2O2 + NaOH = Fe2O3 + H2O + Na2SO4 =>
2 FeSO4 + H2O2 + 4 NaOH = Fe2O3 + 3 H2O + 2 Na2SO4
H2SO4 + CaSiO3 = CaSO4 + H2SiO3 =>
H2SO4 + CaSiO3 = CaSO4 + H2SiO3
Na2C2O7 + Al(OH)3 = NaOH + Al2(C2O7)3 =>
3 Na2C2O7 + 2 Al(OH)3 = 6 NaOH + Al2(C2O7)3
Fe + N2O = Fe3O4 + N2 =>
3 Fe + 4 N2O = Fe3O4 + 4 N2
S + F2 = SF6 =>
S + 3 F2 = SF6
K3PO4(ag) + BaCl2 = KCl + Ba3(PO4)2 =>
2 K3PO4(ag) + 3 BaCl2 = 6 KCl + Ba3(PO4)2
H2SO3 + Al(OH)3 = Al(OH)(SO3) + H2O =>
H2SO3 + Al(OH)3 = Al(OH)(SO3) + 2 H2O
BaCl2(aq) + Cu(NO3)2(aq) = Ba(NO3)2(aq) + CuCl2(aq) =>
BaCl2(aq) + Cu(NO3)2(aq) = Ba(NO3)2(aq) + CuCl2(aq)
CH3CH2COOCH2CH3 + CH3NH2 = CH3CH2CONHCH3 + C2H5OH =>
CH3CH2COOCH2CH3 + CH3NH2 = CH3CH2CONHCH3 + C2H5OH
Sn(s) + HBr(aq) = SnBr2(aq) + H2 =>
Sn(s) + 2 HBr(aq) = SnBr2(aq) + H2
Zn(NO3)2 + NaPO4 = ZnPO4 + Na(NO3)2 =>
Zn(NO3)2 + NaPO4 = ZnPO4 + Na(NO3)2
H3O + S = H2S + H2O =>
2 H3O + S = H2S + 2 H2O
Mn + COCl2 = MnCl2 + CO =>
Mn + COCl2 = MnCl2 + CO
Na2MnO4 + Na2SO3 + HNO3 = NaNO3 + Mn(NO3)2 + Na2SO4 + H2O =>
Na2MnO4 + 2 Na2SO3 + 4 HNO3 = 2 NaNO3 + Mn(NO3)2 + 2 Na2SO4 + 2 H2O
HIO3 + KCl = KIO3 + HCl =>
HIO3 + KCl = KIO3 + HCl
Fe(NO3)2 = Fe2O3 + NO2 + O2 =>
4 Fe(NO3)2 = 2 Fe2O3 + 8 NO2 + O2
C90H5COOH + O2 = CO2 + H2O =>
2 C90H5COOH + 183 O2 = 182 CO2 + 6 H2O
CuFe + O2 = CuFeO2 =>
CuFe + O2 = CuFeO2
HClO + J2 + H2O = HJO3 + HCl =>
5 HClO + J2 + H2O = 2 HJO3 + 5 HCl
C17H35COONa + H2O = NaOH + C17H35COOH =>
C17H35COONa + H2O = NaOH + C17H35COOH
TiO + Cl2 = TiCl3 + O2 =>
2 TiO + 3 Cl2 = 2 TiCl3 + O2
Na2SO4 + F = Na2F + SO4 =>
Na2SO4 + F = Na2F + SO4
HNO3 + HNO2 = H2O + N2O4 =>
HNO3 + HNO2 = H2O + N2O4
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
Na + FeO = Na2O + Fe =>
2 Na + FeO = Na2O + Fe
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