| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Cu + 2 NO3{-} + 8 H{+} = 3 Cu{2+} + 2 NO + 4 H2O
Cr(s) + H2O(l) = Cr(OH)2(aq) + H2(g) =>
Cr(s) + 2 H2O(l) = Cr(OH)2(aq) + H2(g)
Cu + AgCl = Ag + CuCl2 =>
Cu + 2 AgCl = 2 Ag + CuCl2
Na2CO3(aq) + HCl(aq) = NaCl(aq) + H2O(l) + CO2(g) =>
Na2CO3(aq) + 2 HCl(aq) = 2 NaCl(aq) + H2O(l) + CO2(g)
Mg(NO3)2 + NaI = MgI2 + NaNO3 =>
Mg(NO3)2 + 2 NaI = MgI2 + 2 NaNO3
NaI + Pb(NO5)2 = NaNO5 + PbI2 =>
2 NaI + Pb(NO5)2 = 2 NaNO5 + PbI2
SnO2 + C = Sn + CO =>
SnO2 + 2 C = Sn + 2 CO
Cu + NO3{-} + H{+} = Cu{2+} + NO + H2O =>
3 Cu + 2 NO3{-} + 8 H{+} = 3 Cu{2+} + 2 NO + 4 H2O
HCl + KNO3 = HNO3 + KCl =>
HCl + KNO3 = HNO3 + KCl
Ca(HCO3)2 + HCl = CaCl2 + CO2 + H2O =>
Ca(HCO3)2 + 2 HCl = CaCl2 + 2 CO2 + 2 H2O
BiCl2 + Cl2 + NaOH = NaBiO2 + NaCl + H2O =>
2 BiCl2 + Cl2 + 8 NaOH = 2 NaBiO2 + 6 NaCl + 4 H2O
Ag2CO3 + BN = Ag3N + B2C3O9 =>
3 Ag2CO3 + 2 BN = 2 Ag3N + B2C3O9
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
CuBr2 + Na3PO4 = Cu3(PO4)2 + NaBr =>
3 CuBr2 + 2 Na3PO4 = Cu3(PO4)2 + 6 NaBr
PbNO3 + KBr = PbNO3KBr =>
PbNO3 + KBr = PbNO3KBr
Li + SO2 = LiSO2 =>
Li + SO2 = LiSO2
CH3COOH + NaOH = CH3COOHNa + OH =>
CH3COOH + NaOH = CH3COOHNa + OH
C12H22O6 + O2 = CO2 + H2O =>
2 C12H22O6 + 29 O2 = 24 CO2 + 22 H2O
NaSO3(s) + HCl(aq) = NaCl2(aq) + SO2(g) + H2O(l) =>
NaSO3(s) + 2 HCl(aq) = NaCl2(aq) + SO2(g) + H2O(l)
Cr(NO3)3(aq) + LiOH(aq) = CrLi + (NO3)3OH =>
Cr(NO3)3(aq) + LiOH(aq) = CrLi + (NO3)3OH
Zn(OH)2 + NH4NO3 + NH4OH = [Zn(NH3)4](NO3)2 + H2O =>
Zn(OH)2 + 2 NH4NO3 + 2 NH4OH = [Zn(NH3)4](NO3)2 + 4 H2O
Mg + H3O = Mg(OH)2 + H2 =>
Mg + 2 H3O = Mg(OH)2 + 2 H2
KOH + HCl = H2OKCl =>
KOH + HCl = H2OKCl
K2Cr2O7 + H2SO4 = O2 + K2SO4 + CrSO4 + H2O =>
K2Cr2O7 + 3 H2SO4 = 2 O2 + K2SO4 + 2 CrSO4 + 3 H2O
AlCO3 + H3O = Al + CO2 + H2O =>
AlCO3 + 2 H3O = Al + CO2 + 3 H2O
Al(s) + H2SO4(aq) = H2(g) + Al2(SO4)3 =>
2 Al(s) + 3 H2SO4(aq) = 3 H2(g) + Al2(SO4)3
Pb(NO3)2 = N2O + O2 + PbO =>
Pb(NO3)2 = N2O + 2 O2 + PbO
Fe2Al5 + FeNi3 = Fe + NiAl =>
3 Fe2Al5 + 5 FeNi3 = 11 Fe + 15 NiAl
NaHCO3 + Na2SO4 = NaSO4 + Na2HCO3 =>
NaHCO3 + Na2SO4 = NaSO4 + Na2HCO3
SO3{2-} + H2O = SO4{2-} + e + H3O{+} =>
SO3{2-} + 3 H2O = SO4{2-} + 2e + 2 H3O{+}
Zinc + sulfuricacid = Zincsulfate + hydrogen =>
Zn + H2SO4 = ZnSO4 + H2
(NH4)2CO3(aq) + CaCl2(aq) = (NH4)Cl(aq) + CaCO3(s) =>
(NH4)2CO3(aq) + CaCl2(aq) = 2(NH4)Cl(aq) + CaCO3(s)
Ca(HCO3)2 + HCl = CaCl2 + CO2 + H2O =>
Ca(HCO3)2 + 2 HCl = CaCl2 + 2 CO2 + 2 H2O
Ni2O3 = Ni + O2 =>
2 Ni2O3 = 4 Ni + 3 O2
Zn + MnO4 + H2O = Zn(OH)2 + MnO3 =>
Zn + MnO4 + H2O = Zn(OH)2 + MnO3
FeCl2 + Zn = Fe + ZnCl2 =>
FeCl2 + Zn = Fe + ZnCl2
Al2(SO4)3 + NaOH = Al(OH)3 + Na2SO4 =>
Al2(SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2SO4
Pb(NO3)2 = Pb + NO2 + O2 =>
Pb(NO3)2 = Pb + 2 NO2 + O2
Ba(NO3)2 + K2CO3 = Ba2(CO3)2 + KNO3 =>
2 Ba(NO3)2 + 2 K2CO3 = Ba2(CO3)2 + 4 KNO3
Na2CO3(aq) + HCl(aq) = NaCl(aq) + H2O(l) + CO2(g) =>
Na2CO3(aq) + 2 HCl(aq) = 2 NaCl(aq) + H2O(l) + CO2(g)
Cr + HF = CrF3 + H2 =>
2 Cr + 6 HF = 2 CrF3 + 3 H2
Ca(ClO)2 + Na2S + H2O = CaCl2 + S + NaOH =>
Ca(ClO)2 + 2 Na2S + 2 H2O = CaCl2 + 2 S + 4 NaOH
K2 + B2O3 = K2O + B =>
3 K2 + B2O3 = 3 K2O + 2 B
Fe + HNO3 = Fe(NO3)2 + NH4NO3 + H2O =>
4 Fe + 10 HNO3 = 4 Fe(NO3)2 + NH4NO3 + 3 H2O
H2SO4 = H2O(l) + SO3(l) =>
H2SO4 = H2O(l) + SO3(l)
C16H26 + O2 = CO2 + H2O =>
2 C16H26 + 45 O2 = 32 CO2 + 26 H2O
FeCl3 + KSCN = Fe(SCN)3 + Cl*K =>
FeCl3 + 3 KSCN = Fe(SCN)3 + 3 Cl*K
FH + C2H2 = F2 + CH2 =>
2 FH + C2H2 = F2 + 2 CH2
KMnO4 + (COOH)2 = KMnO2 + CO2 + H2O =>
KMnO4 + 2(COOH)2 = KMnO2 + 4 CO2 + 2 H2O
AgNO3 + ZnCl2 = Zn(NO3)2 + Ag2Cl2 =>
2 AgNO3 + ZnCl2 = Zn(NO3)2 + Ag2Cl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/24/24
Équations équilibrées sur04/23/23
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