| Équations équilibrées la veille |
KOH + HBr = HOHKBr
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
(AgNO3) + KBr = (KNO3)AgBr =>
(AgNO3) + KBr = (KNO3)AgBr
Pb + NO3{-} + H{+} = Pb{2+} + NO + H2O =>
3 Pb + 2 NO3{-} + 8 H{+} = 3 Pb{2+} + 2 NO + 4 H2O
KCN + [Cd(NH3)4]Cl2 = K2[Cd(CN)4] + NH3 + KCl =>
4 KCN + [Cd(NH3)4]Cl2 = K2[Cd(CN)4] + 4 NH3 + 2 KCl
AgNO3(aq) + Na2CO3 = AgCO3(aq) + Na2NO3(aq) =>
AgNO3(aq) + Na2CO3 = AgCO3(aq) + Na2NO3(aq)
C + H2SO4 = CO2 + SO2 + H2O =>
C + 2 H2SO4 = CO2 + 2 SO2 + 2 H2O
Cr2S3 + Mn(NO3)2 + Na2CO3 = Na2SO4 + NO + CO2 + Na2MnO4 + Na2CrO4 =>
Cr2S3 + 15 Mn(NO3)2 + 20 Na2CO3 = 3 Na2SO4 + 30 NO + 20 CO2 + 15 Na2MnO4 + 2 Na2CrO4
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
RbO + HCl = Rb + H2O + Cl =>
RbO + 2 HCl = Rb + H2O + 2 Cl
LiO + Cl = O + LiCl =>
LiO + Cl = O + LiCl
CaCl2HClN2H8C2O4 = N2H8Cl2CaC2O4HCl =>
CaCl2HClN2H8C2O4 = N2H8Cl2CaC2O4HCl
KI + Fe(NO3)3 = K(NO3) + Fe(NO3)2 + I2 =>
2 KI + 2 Fe(NO3)3 = 2 K(NO3) + 2 Fe(NO3)2 + I2
C3H5N3O9 = N2 + H2O + O2 + CO2 =>
4 C3H5N3O9 = 6 N2 + 10 H2O + O2 + 12 CO2
(MgCO3) = (MgO) + (CO2) =>
(MgCO3) = (MgO) + (CO2)
CaCl2(s) + H2SO4 = CaSO4 + HCl =>
CaCl2(s) + H2SO4 = CaSO4 + 2 HCl
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
Na + HF = NaHF =>
Na + HF = NaHF
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
Na2CO3 + MgCI2 = Na2CI2 + MgCO3 =>
Na2CO3 + MgCI2 = Na2CI2 + MgCO3
N2H4 + SeO4{-2} + H3O{+} = N2 + Se + H2O =>
3 N2H4 + 2 SeO4{-2} + 4 H3O{+} = 3 N2 + 2 Se + 12 H2O
BaCl2 + KI = BaI2 + KCl =>
BaCl2 + 2 KI = BaI2 + 2 KCl
Cf + S8 = Cf2S =>
16 Cf + S8 = 8 Cf2S
KNO2 + FeCl2 + H2SO4 = FeCl3 + K2SO4 + Fe2(SO4)3 + H2O + N2 =>
2 KNO2 + 6 FeCl2 + 4 H2SO4 = 4 FeCl3 + K2SO4 + Fe2(SO4)3 + 4 H2O + N2
NH4OH + Cu(OH)2 = (Cu(NH3)4)(OH)2 + H2O =>
4 NH4OH + Cu(OH)2 = (Cu(NH3)4)(OH)2 + 4 H2O
*(P4) + NaOH + H2O = NaH2PO2 + *(PH3) =>
*(P4) + 3 NaOH + 3 H2O = 3 NaH2PO2 + *(PH3)
KCIO3 + O2 = KCIO4 =>
2 KCIO3 + O2 = 2 KCIO4
Na + CoBr2 = Co + NaBr =>
2 Na + CoBr2 = Co + 2 NaBr
C8H188 + O2 = CO2 + H2O =>
C8H188 + 55 O2 = 8 CO2 + 94 H2O
SnCl2 + Mg = MgCl2 + Sn2 =>
2 SnCl2 + 2 Mg = 2 MgCl2 + Sn2
K + Ca(MnO4)2 = K(MnO4) + Ca =>
2 K + Ca(MnO4)2 = 2 K(MnO4) + Ca
Fe(s) + Sn(NO3)4(aq) = Fe(NO3)3(aq) + Sn =>
4 Fe(s) + 3 Sn(NO3)4(aq) = 4 Fe(NO3)3(aq) + 3 Sn
MgCO3 + Al(NO3)3 = Mg(NO3)2 + Al2(CO3)3 =>
3 MgCO3 + 2 Al(NO3)3 = 3 Mg(NO3)2 + Al2(CO3)3
NO{2-} = NO{3-} + NO =>
3 NO{2-} = 2 NO{3-} + NO
Mg(NO3)2 + LiOH = Mg(OH)2 + LiNO3 =>
Mg(NO3)2 + 2 LiOH = Mg(OH)2 + 2 LiNO3
NO2CO3 + CuSO4 = NO2SO4 + CuCO3 =>
NO2CO3 + CuSO4 = NO2SO4 + CuCO3
(NH4)2SO4(s) + NaOH(s) = Na2SO4(aq) + NH3(g) + H2O(g) =>
(NH4)2SO4(s) + 2 NaOH(s) = Na2SO4(aq) + 2 NH3(g) + 2 H2O(g)
N2H4 + SeO4{-2} + H{+} = N2 + Se + H2O =>
3 N2H4 + 2 SeO4{-2} + 4 H{+} = 3 N2 + 2 Se + 8 H2O
CH3CH2CH2OH + CuO = CH3CH2COOH + H2O + Cu =>
CH3CH2CH2OH + 2 CuO = CH3CH2COOH + H2O + 2 Cu
AuCl3 + KI = Au + KCl + I2 =>
2 AuCl3 + 6 KI = 2 Au + 6 KCl + 3 I2
BaCl2 + KCO3 = BaCO3 + KCl2 =>
BaCl2 + KCO3 = BaCO3 + KCl2
H2O + CO2 = C4H12O6 + O6 =>
18 H2O + 12 CO2 = 3 C4H12O6 + 4 O6
CoCl2*6H20 + NH4Cl + NH3 + H2O2 = [Co(NH3)6Cl]Cl3 + H2O =>
CoCl2*6H20 + 2 NH4Cl + 4 NH3 + 61 H2O2 = [Co(NH3)6Cl]Cl3 + 122 H2O
AgNO3 + Na2SiO3 = Ag2SiO3 + NaNO3 =>
2 AgNO3 + Na2SiO3 = Ag2SiO3 + 2 NaNO3
H3BO3 + NaF = H3F + NaBO3 =>
H3BO3 + NaF = H3F + NaBO3
HCl + Cr = CrCl5 + H2 =>
10 HCl + 2 Cr = 2 CrCl5 + 5 H2
CaO + Hg = HgO + Ca =>
CaO + Hg = HgO + Ca
Sn + CaCl = Ca + SnCl =>
Sn + CaCl = Ca + SnCl
KMnO4 + InBr3 + H2SO4 = In2(SO4)3 + Br2 + Mn(SO)4 + K2(SO)4 + H2O =>
6 KMnO4 + 64 InBr3 + 132 H2SO4 = 32 In2(SO4)3 + 96 Br2 + 6 Mn(SO)4 + 3 K2(SO)4 + 132 H2O
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
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Équations équilibrées sur01/07/25
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