Équations équilibrées la veille |
Ag + NaCl + Zn = AgCl + NaZn
C8H7Br + O2 = CO2 + H2O + Br2 =>
4 C8H7Br + 39 O2 = 32 CO2 + 14 H2O + 2 Br2
Pb(NO3)2 + K2SO4 = PbSO4 + KNO3 =>
Pb(NO3)2 + K2SO4 = PbSO4 + 2 KNO3
K + H3PO4 = H2 + K3PO4 =>
6 K + 2 H3PO4 = 3 H2 + 2 K3PO4
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Al + Na(OH) = Na3AlO3 + H2 =>
2 Al + 6 Na(OH) = 2 Na3AlO3 + 3 H2
Cu + HNO3 = Cu(NO3)2 + H2O + [NO2] =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 H2O + 2[NO2]
Na3Al(OH)6 = Al(OH)3 + NaOH =>
Na3Al(OH)6 = Al(OH)3 + 3 NaOH
CuCO3(s) = CuO(s) + CO2(g) =>
CuCO3(s) = CuO(s) + CO2(g)
CCl4 + SbF3 = CCl2F2 + SbCl3 =>
3 CCl4 + 2 SbF3 = 3 CCl2F2 + 2 SbCl3
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
NaCl + Fe2 = FeCl2 + Na =>
4 NaCl + Fe2 = 2 FeCl2 + 4 Na
Fe + CuCl2 = Cu + FeCl2 =>
Fe + CuCl2 = Cu + FeCl2
Fe2(SO3)3 + HCl = SO2 + H2O + FeCl3 =>
Fe2(SO3)3 + 6 HCl = 3 SO2 + 3 H2O + 2 FeCl3
AlP + Ru(ClO3)3 = RuP + Al(ClO3)3 =>
AlP + Ru(ClO3)3 = RuP + Al(ClO3)3
C + H2O = CH4 + CO2 =>
2 C + 2 H2O = CH4 + CO2
Bi(OH)3 + HNO3 = Bi(NO3)3 + H2O =>
Bi(OH)3 + 3 HNO3 = Bi(NO3)3 + 3 H2O
C2H2 + H2 = C2H6 =>
C2H2 + 2 H2 = C2H6
Na2S + CaCl2 = CaS + NaCl =>
Na2S + CaCl2 = CaS + 2 NaCl
(NH4)2(SO4) + KOH = K2(SO4) + NH3 + H2O =>
(NH4)2(SO4) + 2 KOH = K2(SO4) + 2 NH3 + 2 H2O
CaCO3 + H{+} = Ca{+2} + CO2 + H2O =>
CaCO3 + 2 H{+} = Ca{+2} + CO2 + H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Br2 + KF = F2 + KBr =>
Br2 + 2 KF = F2 + 2 KBr
VF5 + HI = V2I10 + HF =>
2 VF5 + 10 HI = V2I10 + 10 HF
Fe[HC(CH3CO)2]3 + HCl = FeCl3 + [HC(CH3CO)2]H =>
Fe[HC(CH3CO)2]3 + 3 HCl = FeCl3 + 3[HC(CH3CO)2]H
Fe(OH)3 + NaCl = FeCl(OH)2 + NaOH =>
Fe(OH)3 + NaCl = FeCl(OH)2 + NaOH
Al2(SO4)3 + BaS = Al2S3 + BaSO4 =>
Al2(SO4)3 + 3 BaS = Al2S3 + 3 BaSO4
NaNO3 + SiO2 = Na2SiO3 + N2 + O3 =>
6 NaNO3 + 3 SiO2 = 3 Na2SiO3 + 3 N2 + 5 O3
Fe(SCN)3 + HCl = HSCN + FeCl3 =>
Fe(SCN)3 + 3 HCl = 3 HSCN + FeCl3
Ca(OH)2 + CH3COOH = CH3COO + Ca + H3O =>
Ca(OH)2 + 4 CH3COOH = 4 CH3COO + Ca + 2 H3O
H3PO2 + HgCl2 + H2O = H3PO3 + Hg + HCl =>
H3PO2 + HgCl2 + H2O = H3PO3 + Hg + 2 HCl
Pb(s) + S(s) = PbS2 =>
Pb(s) + 2 S(s) = PbS2
Mg + NHO3 = N2 + H2O + Mg(NO3)2 =>
5 Mg + 12 NHO3 = N2 + 6 H2O + 5 Mg(NO3)2
KHCO3 + NaOH = H2O + K2CO3 + Na2CO3 =>
2 KHCO3 + 2 NaOH = 2 H2O + K2CO3 + Na2CO3
NaOH + H2SO4 = Na + SO4 + H3O =>
NaOH + H2SO4 = Na + SO4 + H3O
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
Al(NO3)3 + Mg = Mg(NO3)2 + Al =>
2 Al(NO3)3 + 3 Mg = 3 Mg(NO3)2 + 2 Al
N2 + H2O = H2O2 + N2H4 =>
N2 + 4 H2O = 2 H2O2 + N2H4
Pb + HNO3 = Pb(NO3)2 + NO2H2O =>
Pb + 4 HNO3 = Pb(NO3)2 + 2 NO2H2O
SO2 + O2 + H20O = H2SO4 =>
20 SO2 + 19 O2 + 2 H20O = 20 H2SO4
H20O = H2 + O2 =>
2 H20O = 20 H2 + O2
BaCl2(aq) + NaI(aq) = BaI(aq) + NaCl2(aq) =>
BaCl2(aq) + NaI(aq) = BaI(aq) + NaCl2(aq)
Li3N + NH4NO3 = LiNO3 + (NH4)3N =>
Li3N + 3 NH4NO3 = 3 LiNO3 + (NH4)3N
HNO3 + NH4Cl = HCl + NH4NO3 =>
HNO3 + NH4Cl = HCl + NH4NO3
MgSiO3 + H2O = H4MgSiO5 =>
MgSiO3 + 2 H2O = H4MgSiO5
Ag + Fe2O3 = Fe + AgO =>
3 Ag + Fe2O3 = 2 Fe + 3 AgO
MnO4{-2} + H2O = MnO4{-} + OH{-} + MnO2 =>
3 MnO4{-2} + 2 H2O = 2 MnO4{-} + 4 OH{-} + MnO2
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