Équations équilibrées la veille |
6 H3BO3 = H4B6O11 + 7 H2O
Ca(C2H3O2)2 + Na2CO3 = CaCO3 + NaC2H3O2 =>
Ca(C2H3O2)2 + Na2CO3 = CaCO3 + 2 NaC2H3O2
Al + Fe{2} = Fe + Al{3} =>
2 Al + 3 Fe{2} = 3 Fe + 2 Al{3}
SO3 + CO2 = SCO3 + O2 =>
SO3 + CO2 = SCO3 + O2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
NaOH + CaSO4 = CaOH + NaSO4 =>
NaOH + CaSO4 = CaOH + NaSO4
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
Ni2O3 = Ni + O2 =>
2 Ni2O3 = 4 Ni + 3 O2
Ni(NO3)2 + NaOH = Ni(OH)2 + NaNO3 =>
Ni(NO3)2 + 2 NaOH = Ni(OH)2 + 2 NaNO3
H3PO4 + H2O = H3O + HPO4 =>
H3PO4 + 2 H2O = 2 H3O + HPO4
P2O3 + K2Cr2O7 + H2SO4 + H2O = Cr2(SO4)3 + K2SO4 + H3PO4 =>
3 P2O3 + 2 K2Cr2O7 + 8 H2SO4 + H2O = 2 Cr2(SO4)3 + 2 K2SO4 + 6 H3PO4
BaCl2ZnOH2 = ZnCl2BaOH2 =>
BaCl2ZnOH2 = ZnCl2BaOH2
KMnO4 + HBr = MnBr2 + KBr2 + H2O + Br =>
KMnO4 + 8 HBr = MnBr2 + KBr2 + 4 H2O + 4 Br
NH4H2PO4 + NaOH = NaH2PO4 + NH3 + H2O =>
NH4H2PO4 + NaOH = NaH2PO4 + NH3 + H2O
Na2SO3 + KMnO4 + H2SO4 = H2O + K2SO4 + MnSO4 + Na2SO4 =>
5 Na2SO3 + 2 KMnO4 + 3 H2SO4 = 3 H2O + K2SO4 + 2 MnSO4 + 5 Na2SO4
Cu2O(s) + O2(g) = CuO(s) =>
2 Cu2O(s) + O2(g) = 4 CuO(s)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NH3H2SO4 = H2SO4NH3 =>
NH3H2SO4 = H2SO4NH3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
[Ag(NH3)2]Cl(aq) = NH3 + AgCl(s) =>
[Ag(NH3)2]Cl(aq) = 2 NH3 + AgCl(s)
LiCl + Na2 + Co3 = LiCo3 + Na2Cl =>
LiCl + Na2 + Co3 = LiCo3 + Na2Cl
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
NaN3 + HNO3 = NaNO3 + NO2 + H2O =>
NaN3 + 14 HNO3 = NaNO3 + 16 NO2 + 7 H2O
C = C28 =>
28 C = C28
K2SiO3 + SO2 = K2SO3 + SiO2 =>
K2SiO3 + SO2 = K2SO3 + SiO2
NaCl2 + I2 = Cl2 + NaI =>
2 NaCl2 + I2 = 2 Cl2 + 2 NaI
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
C2H5I + I2 = CHI3 + HI =>
C2H5I + 4 I2 = 2 CHI3 + 3 HI
Cu(CH3COO)2 + Na3PO4 = NaCH3COO + Cu3(PO4)2 =>
3 Cu(CH3COO)2 + 2 Na3PO4 = 6 NaCH3COO + Cu3(PO4)2
KMnO4 + Na2SO3 + H2O = MnO2 + Na2SO4 + KOH =>
2 KMnO4 + 3 Na2SO3 + H2O = 2 MnO2 + 3 Na2SO4 + 2 KOH
Li + AlCl3 = LiCl + Al =>
3 Li + AlCl3 = 3 LiCl + Al
AgBr + GaPO4 = Ag3PO4 + GaBr3 =>
3 AgBr + GaPO4 = Ag3PO4 + GaBr3
AgO + Mg = Ag + MgO =>
AgO + Mg = Ag + MgO
HI + NH4Cl = HCl + NH4I =>
HI + NH4Cl = HCl + NH4I
Mg12 + HCl = MgCl2 + H =>
Mg12 + 24 HCl = 12 MgCl2 + 24 H
C3H7N(l) + O2(g) = CO2(g) + H2O(l) + NO2(g) =>
4 C3H7N(l) + 23 O2(g) = 12 CO2(g) + 14 H2O(l) + 4 NO2(g)
N2 + SO4 = NSO4 =>
N2 + 2 SO4 = 2 NSO4
Zn(OH)Cl + NaOH = NaCl + Na2[Zn(OH)4] =>
Zn(OH)Cl + 3 NaOH = NaCl + Na2[Zn(OH)4]
NHO3 + Cu = Cu(NO3)2 + NO2 + H2O =>
4 NHO3 + Cu = Cu(NO3)2 + 2 NO2 + 2 H2O
FeSO4 + KOH = Fe(OH)2 + K2SO4 =>
FeSO4 + 2 KOH = Fe(OH)2 + K2SO4
Al(OH)3 + NaOH = AlNa3 + H2O2 =>
Al(OH)3 + 3 NaOH = AlNa3 + 3 H2O2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CrCl3 + Na2S = NaCl + Cr2S3 =>
2 CrCl3 + 3 Na2S = 6 NaCl + Cr2S3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
PbNO3 + KCl = PbCl + KNO3 =>
PbNO3 + KCl = PbCl + KNO3
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Cu(NO3)2 + KI = CuI + I2 + KNO3 =>
2 Cu(NO3)2 + 4 KI = 2 CuI + I2 + 4 KNO3
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