| Équations équilibrées la veille |
KMnO4 + 5 KI2 + 4 H2SO4 = MnSO4 + 3 K2SO4 + 5 I2 + 4 H2O
O2 + BaS = BaSO3 =>
3 O2 + 2 BaS = 2 BaSO3
PbCl2 + HCl = [PbCl4] + H2 =>
PbCl2 + 2 HCl = [PbCl4] + H2
C12H22O11(aq) + O2(g) = CO2(g) + H2O(l) =>
C12H22O11(aq) + 12 O2(g) = 12 CO2(g) + 11 H2O(l)
Mg3(PO4)2 + Ba(OH) = Ba(PO4)2 + Mg3OH =>
Mg3(PO4)2 + Ba(OH) = Ba(PO4)2 + Mg3OH
Hg2(HCO3)2 + CaBr2 = Hg2Br2 + Ca(HCO3)2 =>
Hg2(HCO3)2 + CaBr2 = Hg2Br2 + Ca(HCO3)2
Fe + HCl = Fe(Cl2) + H2 =>
Fe + 2 HCl = Fe(Cl2) + H2
CuCl2 + Na2S = NaCl + Cu + S =>
CuCl2 + Na2S = 2 NaCl + Cu + S
CH3COOH*NaOH = CH3COONa + H2O =>
CH3COOH*NaOH = CH3COONa + H2O
Al(OH)3 + HF = AlF + H2O + O =>
Al(OH)3 + HF = AlF + 2 H2O + O
HCl + CuSO4 = H(SO4) + CuCl =>
HCl + CuSO4 = H(SO4) + CuCl
C2H5Cl + O2 = CO2 + H2O + HCl =>
C2H5Cl + 3 O2 = 2 CO2 + 2 H2O + HCl
Ag(NO3) + H2(SO4) = Ag(SO4) + H2(NO3) =>
Ag(NO3) + H2(SO4) = Ag(SO4) + H2(NO3)
Pb + Ag(OH) = Pb(OH) + Ag =>
Pb + Ag(OH) = Pb(OH) + Ag
N2H8Cr2O7 + KIO3 + Mg = N2 + I2 + H2O + K2Cr2O7 + MgO =>
N2H8Cr2O7 + 2 KIO3 + 2 Mg = N2 + I2 + 4 H2O + K2Cr2O7 + 2 MgO
CaHCl2 = CaCl2 + H2 =>
2 CaHCl2 = 2 CaCl2 + H2
K2CO3(aq) + Cu(NO3)2(aq) = K2(NO3)2(aq) + CuCO3(s) =>
K2CO3(aq) + Cu(NO3)2(aq) = K2(NO3)2(aq) + CuCO3(s)
HOCl + Mg = MgOCl + H =>
HOCl + Mg = MgOCl + H
As + NaOH + H2O2 = AsO4{2-} + Na{+} + H2O =>
As + 2 NaOH + 3 H2O2 = AsO4{2-} + 2 Na{+} + 4 H2O
Mn(NO3)2(aq) + NaOH(aq) = Mn(OH)2 + NaNO3(aq) =>
Mn(NO3)2(aq) + 2 NaOH(aq) = Mn(OH)2 + 2 NaNO3(aq)
C8H10N4O2 + C2H6O = C10H10N2O + H2O + N2 =>
6 C8H10N4O2 + C2H6O = 5 C10H10N2O + 8 H2O + 7 N2
H2SO4 + Zn(CH3COO)2 = H(CH3COO) + ZnSO4 =>
H2SO4 + Zn(CH3COO)2 = 2 H(CH3COO) + ZnSO4
HV10O28 + H2O + NH4 + C2H = C10H15N + NH4VO3 =>
6 HV10O28 + 12 H2O + 65 NH4 + 25 C2H = 5 C10H15N + 60 NH4VO3
Mn2O7 + H2SO4 = Mn2(SO4)7 + H2O =>
Mn2O7 + 7 H2SO4 = Mn2(SO4)7 + 7 H2O
NaHCO3 + HCl = CO2 + NaCl + HOH =>
NaHCO3 + HCl = CO2 + NaCl + HOH
Cr3 + NH4OH = Cr(OH)3 + NH4 =>
Cr3 + 9 NH4OH = 3 Cr(OH)3 + 9 NH4
Al2Si2O5(OH)4 + SiO2 = Al2Si4O10(OH)2 + H2O =>
Al2Si2O5(OH)4 + 2 SiO2 = Al2Si4O10(OH)2 + H2O
Cs + Fe2(CO3)2 = Cs2(CO3) + Fe =>
4 Cs + Fe2(CO3)2 = 2 Cs2(CO3) + 2 Fe
Ca2 + Sn3(PO4)2 = Sn2 + Ca3(PO4)2 =>
3 Ca2 + 2 Sn3(PO4)2 = 3 Sn2 + 2 Ca3(PO4)2
NaOH + CI2 = C(OH)2 + NaI =>
2 NaOH + CI2 = C(OH)2 + 2 NaI
Bi2TeSe(s) + I2(s) = BiI(g) + Te2(g) + Se2(g) =>
2 Bi2TeSe(s) + 2 I2(s) = 4 BiI(g) + Te2(g) + Se2(g)
Na2CO3 + Cr2O3 + ZrO2 + NH4H2PO4 = Na2CrZr(PO4)3 + NH3 + CO2 + H2O =>
2 Na2CO3 + Cr2O3 + 2 ZrO2 + 6 NH4H2PO4 = 2 Na2CrZr(PO4)3 + 6 NH3 + 2 CO2 + 9 H2O
Co{3+} + Ni = Co{2+} + Ni{2+} =>
2 Co{3+} + Ni = 2 Co{2+} + Ni{2+}
KI(aq) + BaS(aq) = BaI2 + K2S =>
2 KI(aq) + BaS(aq) = BaI2 + K2S
Na2S + HNO2 = NaNO2 + H2S =>
Na2S + 2 HNO2 = 2 NaNO2 + H2S
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Sr + Cl + O = SrClO =>
Sr + Cl + O = SrClO
Mg(OH)2 + HBr = MgH2 + HBrO =>
Mg(OH)2 + 2 HBr = MgH2 + 2 HBrO
Sn + S + Se = Sn20S80Se =>
20 Sn + 80 S + Se = Sn20S80Se
AgCl(s) + NH3(aq) = Ag(NH3) + Cl =>
AgCl(s) + NH3(aq) = Ag(NH3) + Cl
Co{2+} + Na2CO3 = CoCO3 + Na{+} =>
Co{2+} + Na2CO3 = CoCO3 + 2 Na{+}
CuCl2 + N2H4 = Cu + HCl + N =>
2 CuCl2 + N2H4 = 2 Cu + 4 HCl + 2 N
PI5 = P + I2 =>
2 PI5 = 2 P + 5 I2
HCOH + Ag[NH3]2OH = HCOOH + Ag + NH3 + H2O =>
HCOH + 2 Ag[NH3]2OH = HCOOH + 2 Ag + 4 NH3 + H2O
H4 + OH = H2O =>
H4 + 4 OH = 4 H2O
PO4 + AgNO3 = Ag(PO4)3 + NO3 =>
3 PO4 + AgNO3 = Ag(PO4)3 + NO3
Cu(NO3)2 + S(NH4)2 = Cu(NH4)2 + S(NO3)2 =>
Cu(NO3)2 + S(NH4)2 = Cu(NH4)2 + S(NO3)2
C7H7NO + NaOCl = NaOH + C7H5NO + Cl =>
C7H7NO + 2 NaOCl = 2 NaOH + C7H5NO + 2 Cl
ammoniumhydroxide + H2SO4 = (NH4)2SO4 + water =>
2 NH4OH + H2SO4 = (NH4)2SO4 + 2 H2O
PH3 + F2 = P2F6 + H2 =>
2 PH3 + 3 F2 = P2F6 + 3 H2
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Équations équilibrées sur01/29/25
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