| Équations équilibrées la veille | Équations équilibrées le lendemain |
SiO2 + 2 NaOH = H2O + Na2SiO3
Al(OH)3(s) + HCl(aq) = AlCl3(aq) + H2O(l) =>
Al(OH)3(s) + 3 HCl(aq) = AlCl3(aq) + 3 H2O(l)
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
K2Cr2O7 + HCl = KCl + CrCl3 + Cl2 + H2O =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 3 Cl2 + 7 H2O
Al(s) + HCl(aq) = AlCl3(aq) + H2(g) =>
2 Al(s) + 6 HCl(aq) = 2 AlCl3(aq) + 3 H2(g)
Mg(HCO3)2 = MgCO3 + H2O + CO2 =>
Mg(HCO3)2 = MgCO3 + H2O + CO2
C + Al2O3 = Al4C3 + CO =>
9 C + 2 Al2O3 = Al4C3 + 6 CO
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
P4 + H2 = PH3 =>
P4 + 6 H2 = 4 PH3
Cr2H2 + O2 = CrO2 + H2O =>
2 Cr2H2 + 5 O2 = 4 CrO2 + 2 H2O
O3 + H2 = H2O =>
O3 + 3 H2 = 3 H2O
ReO2 + NaOH + O2 = Na3ReO5 + H2O =>
4 ReO2 + 12 NaOH + 3 O2 = 4 Na3ReO5 + 6 H2O
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
SO2 + H2S = H2O + S =>
SO2 + 2 H2S = 2 H2O + 3 S
Ag20 = Ag = O2 =>
Ag20 = 20 Ag
NA2CR2O7 + HNO2 + H2SO4 = CR2(SO4)3 + NA2SO4 + HNO3 + H2O =>
NA2CR2O7 + 3 HNO2 + 4 H2SO4 = CR2(SO4)3 + NA2SO4 + 3 HNO3 + 4 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
KMnO4 + Na2S2O3 + HCl = MnCl2 + Na2S4O6 + NaCl + KCl + H2O =>
2 KMnO4 + 10 Na2S2O3 + 16 HCl = 2 MnCl2 + 5 Na2S4O6 + 10 NaCl + 2 KCl + 8 H2O
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
Al2O3(s) + HCl(aq) = AlCl3(aq) + H2O(l) =>
Al2O3(s) + 6 HCl(aq) = 2 AlCl3(aq) + 3 H2O(l)
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
PbCl2 + HNO3 = Pb(NO3)2 + HCl =>
PbCl2 + 2 HNO3 = Pb(NO3)2 + 2 HCl
Zn + BaOH + H2O = Ba[Zn(OH)4] + H2 =>
2 Zn + 2 BaOH + 6 H2O = 2 Ba[Zn(OH)4] + 3 H2
P2S5(s) + CoCl2(s) = CoPS3(s) + PCl3(l) + S(s) =>
5 P2S5(s) + 6 CoCl2(s) = 6 CoPS3(s) + 4 PCl3(l) + 7 S(s)
I2 + KMnO4 + H2SO4 = KIO3 + MnSO4 + H2O =>
I2 + 2 KMnO4 + 2 H2SO4 = 2 KIO3 + 2 MnSO4 + 2 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
RbBr + AgCl = AgBrRbCl =>
RbBr + AgCl = AgBrRbCl
Li + P2 = LiP =>
2 Li + P2 = 2 LiP
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
FeS2 + O2 = Fe2S3 + SO2 =>
2 FeS2 + O2 = Fe2S3 + SO2
Zn + Ba(OH)2 + H2O = Ba[Zn(OH)4] + H2 =>
Zn + Ba(OH)2 + 2 H2O = Ba[Zn(OH)4] + H2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Li + P2 = LiP =>
2 Li + P2 = 2 LiP
C3H18 + O2 = CO2 + H2O =>
2 C3H18 + 15 O2 = 6 CO2 + 18 H2O
RbBr + AgCl = AgBr + RbCl =>
RbBr + AgCl = AgBr + RbCl
H2SO4 + NaOH = HOH + Na2SO4 =>
H2SO4 + 2 NaOH = 2 HOH + Na2SO4
Al(NO3)3 + Li2S = Al2S3 + LiNO3 =>
2 Al(NO3)3 + 3 Li2S = Al2S3 + 6 LiNO3
PaL5 = Pa + L2 =>
2 PaL5 = 2 Pa + 5 L2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
O2 + Sb2S3 = Sb2O4 + SO2 =>
5 O2 + Sb2S3 = Sb2O4 + 3 SO2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Al(NO3)3 + Li2S = Al2S3 + LiNO3 =>
2 Al(NO3)3 + 3 Li2S = Al2S3 + 6 LiNO3
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
Cl2 + O2 = Cl2O7 =>
2 Cl2 + 7 O2 = 2 Cl2O7
Zn(NO3)2 = ZnO + NO2 + O2 =>
2 Zn(NO3)2 = 2 ZnO + 4 NO2 + O2
Al + CuCl2 = Cu + AlCl3 =>
2 Al + 3 CuCl2 = 3 Cu + 2 AlCl3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/13/14
Équations équilibrées sur02/12/13
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