| Équations équilibrées la veille | Équations équilibrées le lendemain |
CoCl2 + 2 HNO3 = Co(NO3)2 + 2 HCl
CH3C(Br2)CH3 + KOH = CH3CCH + KBr + HOH =>
CH3C(Br2)CH3 + 2 KOH = CH3CCH + 2 KBr + 2 HOH
S{-2} = S{+4} + e =>
S{-2} = S{+4} + 6e
Ag + KI = AgI + K2 =>
2 Ag + 2 KI = 2 AgI + K2
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
Ba3(PO4)2 + Al(OH)3 = Ba(OH)2 + AlPO4 =>
Ba3(PO4)2 + 2 Al(OH)3 = 3 Ba(OH)2 + 2 AlPO4
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
HNO3 + Mg = Mg(NO3)2 + H =>
2 HNO3 + Mg = Mg(NO3)2 + 2 H
NaHCO3 + H2SO4 = Na2SO4 + H4O2 + C2O4 =>
2 NaHCO3 + H2SO4 = Na2SO4 + H4O2 + C2O4
Br2 + H2 = HBr =>
Br2 + H2 = 2 HBr
H2SO4(aq) + HNO3(aq) = H2NO3(aq) + HSO4(aq) =>
H2SO4(aq) + HNO3(aq) = H2NO3(aq) + HSO4(aq)
H3PO4 + Os(OH)5 = Os3(PO4)5 + H2O =>
5 H3PO4 + 3 Os(OH)5 = Os3(PO4)5 + 15 H2O
KMnO4 + NaSO3 + H2SO4 = NaSO4 + Mn(SO4) + K2SO4 + H2O =>
2 KMnO4 + 5 NaSO3 + 3 H2SO4 = 5 NaSO4 + 2 Mn(SO4) + K2SO4 + 3 H2O
C2H5ONa + CH3Cl = C2H5OCH3 + NaCl =>
C2H5ONa + CH3Cl = C2H5OCH3 + NaCl
Hg2CO3 + Ca(Br)2 = CaCO3 + Hg2(Br)2 =>
Hg2CO3 + Ca(Br)2 = CaCO3 + Hg2(Br)2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CuO + KOH = Cu(OH)2 + K2O =>
CuO + 2 KOH = Cu(OH)2 + K2O
Na3PO4 = Na + PO4 =>
Na3PO4 = 3 Na + PO4
Mg + HNO3 = Mg(NO3) + N2 + H2O =>
10 Mg + 12 HNO3 = 10 Mg(NO3) + N2 + 6 H2O
Na2[Zn(OH)4] + H2S = ZnS + Na2S + H2O =>
Na2[Zn(OH)4] + 2 H2S = ZnS + Na2S + 4 H2O
LiCl + Na3PO4 = Li3PO4 + NaCl =>
3 LiCl + Na3PO4 = Li3PO4 + 3 NaCl
Pb3(PO4)2 + Al(OH)3 = Pb(OH)2 + AlPO4 =>
Pb3(PO4)2 + 2 Al(OH)3 = 3 Pb(OH)2 + 2 AlPO4
SO2 + NHO3 + H2O = H2SO4 + NO =>
3 SO2 + 2 NHO3 + 2 H2O = 3 H2SO4 + 2 NO
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
HCN + Ca(OH)2 = CaCN + H(OH)2 =>
HCN + Ca(OH)2 = CaCN + H(OH)2
CH4(g) + N2(g) = HCN(l) + NH3(g) =>
CH4(g) + N2(g) = HCN(l) + NH3(g)
CH3CH2OH(l) + CuO(s) = CH3CHO(l) + H2O(l) + Cu(s) =>
CH3CH2OH(l) + CuO(s) = CH3CHO(l) + H2O(l) + Cu(s)
K3[Fe(CN)6] + Fe(OH)2 = KFe[Fe(CN)6] + KOH =>
K3[Fe(CN)6] + Fe(OH)2 = KFe[Fe(CN)6] + 2 KOH
(NH4)2S + BaCl2 = (NH4)Cl + BaS =>
(NH4)2S + BaCl2 = 2(NH4)Cl + BaS
As2S5 + KClO4 + H2O = H3AsO4 + H2SO4 + KCl =>
As2S5 + 5 KClO4 + 8 H2O = 2 H3AsO4 + 5 H2SO4 + 5 KCl
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
C6H5BrMg + CO2 = C7H5O2MgBr =>
C6H5BrMg + CO2 = C7H5O2MgBr
Na3PO4 + BaCl2 = Ba3(PO4)2 + NaCl =>
2 Na3PO4 + 3 BaCl2 = Ba3(PO4)2 + 6 NaCl
CH2O + (NH4)2SO4 = C5H7NO2 + H2O + H2SO4 =>
10 CH2O + (NH4)2SO4 = 2 C5H7NO2 + 6 H2O + H2SO4
K2Cr2O7(aq) + Sr(NO3)2(aq) = KNO3(aq) + SrCr2O7(s) =>
K2Cr2O7(aq) + Sr(NO3)2(aq) = 2 KNO3(aq) + SrCr2O7(s)
Zn(MnO4)2 + K2SO3 + H2O = K2SO4 + MnO2 + Zn(OH)2 =>
Zn(MnO4)2 + 3 K2SO3 + H2O = 3 K2SO4 + 2 MnO2 + Zn(OH)2
CH3OCH2CH3 + HBr = CH3BrCH2CH3 + OH =>
CH3OCH2CH3 + HBr = CH3BrCH2CH3 + OH
NaI2 + HgCl2 = NaCl2 + HgI2 =>
NaI2 + HgCl2 = NaCl2 + HgI2
HCOONH4 + H2O = HCOOH + NH4OH =>
HCOONH4 + H2O = HCOOH + NH4OH
Ba(NO3)2 + (NH4)3SO4 = NH4(NO3)2 + Ba3SO4 =>
3 Ba(NO3)2 + (NH4)3SO4 = 3 NH4(NO3)2 + Ba3SO4
AgNO3(s) + HCl(aq) = AgCl(s) + HNO3(aq) =>
AgNO3(s) + HCl(aq) = AgCl(s) + HNO3(aq)
KOH + MnO2 + KNO3 = K2MnO4 + KNO2 + H2O =>
2 KOH + MnO2 + KNO3 = K2MnO4 + KNO2 + H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
SnCl2 + K2CrO7 + HCl = H2[SnCl6] + KCl + CrCl3 + H2O =>
9 SnCl2 + 2 K2CrO7 + 46 HCl = 9 H2[SnCl6] + 4 KCl + 2 CrCl3 + 14 H2O
K3Fe(C2O4)3 + K3Fe(CN)6 = KFe2(CN)6 + CO2 + K2C2O4 =>
2 K3Fe(C2O4)3 + 2 K3Fe(CN)6 = 2 KFe2(CN)6 + 2 CO2 + 5 K2C2O4
Li + AlCl3 = LiCl + Al =>
3 Li + AlCl3 = 3 LiCl + Al
SiO2 + CaC2 = Si + CaO + CO2 =>
5 SiO2 + 2 CaC2 = 5 Si + 2 CaO + 4 CO2
Na + NO2 + O2 = NaNO3 =>
2 Na + 2 NO2 + O2 = 2 NaNO3
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
LiCO3 = LiO + CO2 =>
LiCO3 = LiO + CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/07/24
Équations équilibrées sur10/07/23
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