| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na2O + 2 S = 2 Na2S + O2
NaHCO3 + K2Cr2O7 = KHCO3 + Na2Cr2O7 =>
2 NaHCO3 + K2Cr2O7 = 2 KHCO3 + Na2Cr2O7
C2H4Br + HBr = C2H3Br3 + H2 =>
2 C2H4Br + 4 HBr = 2 C2H3Br3 + 3 H2
Ge4 + O2 = GeO =>
Ge4 + 2 O2 = 4 GeO
Cu + HCI = CuHCI =>
Cu + HCI = CuHCI
Al2(SO4)3 + Zn(OH)2 = Al(OH)3 + ZnSO4 =>
Al2(SO4)3 + 3 Zn(OH)2 = 2 Al(OH)3 + 3 ZnSO4
Zn{2+} + NH{4-} + O{-2} = Zn + NO{3-} + H{+} =>
2 Zn{2+} + NH{4-} + O{-2} = 2 Zn + NO{3-} + H{+}
NaHCO3 + K2Cr2O7 = KHCO3 + Na2Cr2O7 =>
2 NaHCO3 + K2Cr2O7 = 2 KHCO3 + Na2Cr2O7
NaCN + NH4NO3 = NH4CN + NaNO3 =>
NaCN + NH4NO3 = NH4CN + NaNO3
Sr + CdNO3 = Cd + Sr(NO3)2 =>
Sr + 2 CdNO3 = 2 Cd + Sr(NO3)2
Al2(SO4)3 + CuCl2 = AlCl3 + Cu(SO4) =>
Al2(SO4)3 + 3 CuCl2 = 2 AlCl3 + 3 Cu(SO4)
C2H5O + Cu(OH)2 = CH3COOH + Cu2O + H2O =>
2 C2H5O + 6 Cu(OH)2 = 2 CH3COOH + 3 Cu2O + 7 H2O
(NH4)2WO4 + Zn + H2SO4 = W5O14 + ZnSO4 + (NH4)2SO4 + H2O =>
5(NH4)2WO4 + Zn + 6 H2SO4 = W5O14 + ZnSO4 + 5(NH4)2SO4 + 6 H2O
SrS + Ba(NO3)2 = Sr(NO3)2 + BaS =>
SrS + Ba(NO3)2 = Sr(NO3)2 + BaS
C2H4Br + HBr = C2H3Br3 + H2 =>
2 C2H4Br + 4 HBr = 2 C2H3Br3 + 3 H2
MgO + P4 = P4O6 + Mg3P2 =>
6 MgO + 2 P4 = P4O6 + 2 Mg3P2
SrS + Ba(NO3)2 = Sr(NO3)2 + BaS =>
SrS + Ba(NO3)2 = Sr(NO3)2 + BaS
Sr + H3BO3 = Sr3(BO3)2 + H2 =>
3 Sr + 2 H3BO3 = Sr3(BO3)2 + 3 H2
SrS + Ba(NO3)2 = Sr(NO3)2 + BaS =>
SrS + Ba(NO3)2 = Sr(NO3)2 + BaS
H + O = H2O =>
2 H + O = H2O
FeCl3KCN = KCl3FeCN =>
FeCl3KCN = KCl3FeCN
C12H22O11 = C + H2O =>
C12H22O11 = 12 C + 11 H2O
NaOH + Ba(NO3)2 + H2SO4 = BaSO4 + H2O + NaNO3 =>
2 NaOH + Ba(NO3)2 + H2SO4 = BaSO4 + 2 H2O + 2 NaNO3
SO2 + Na(OH) = Na2SO3 + H2O =>
SO2 + 2 Na(OH) = Na2SO3 + H2O
(COONH4)2 + NaOH = (COONa)2 + NH3 + H2O =>
(COONH4)2 + 2 NaOH = (COONa)2 + 2 NH3 + 2 H2O
C8H10O2 + C3H8O = C14H20O2 + H2O =>
18 C8H10O2 + 22 C3H8O = 15 C14H20O2 + 28 H2O
Ca(OH)2SO3 = CaSO4H2O =>
Ca(OH)2SO3 = CaSO4H2O
SrS + Ba(NO3)2 = Sr(NO3)2 + BaS =>
SrS + Ba(NO3)2 = Sr(NO3)2 + BaS
Pb + HNO3 = PbO2 + NO + H2O =>
3 Pb + 4 HNO3 = 3 PbO2 + 4 NO + 2 H2O
PCl3 + Na2O2 + NaOH = Na3PO4 + H2O + NaCl =>
PCl3 + Na2O2 + 4 NaOH = Na3PO4 + 2 H2O + 3 NaCl
Mg(NO3)2 + K2SO4 = MgSO4 + KNO3 =>
Mg(NO3)2 + K2SO4 = MgSO4 + 2 KNO3
H2 + O = H2O =>
H2 + O = H2O
Cu(OH)2 + CH3COOH = Cu(C2H3O2)2 + H2O =>
Cu(OH)2 + 2 CH3COOH = Cu(C2H3O2)2 + 2 H2O
Pb + Al2(SO4)3 = Pb(SO4) + Al =>
3 Pb + Al2(SO4)3 = 3 Pb(SO4) + 2 Al
Pb(NO3)2 + HBr = PbBr2 + HNO3 =>
Pb(NO3)2 + 2 HBr = PbBr2 + 2 HNO3
CoCl2 + NH3 + NH4Cl + O2 = [Co(NH3)6]Cl3 + H2O =>
4 CoCl2 + 20 NH3 + 4 NH4Cl + O2 = 4[Co(NH3)6]Cl3 + 2 H2O
Na + H2O = H2 + ONa2 =>
2 Na + H2O = H2 + ONa2
Ba(NO3)2 + KI = BaI2 + K(NO3) =>
Ba(NO3)2 + 2 KI = BaI2 + 2 K(NO3)
MnC2O4*H2O = MnCO3 + H2O + CO =>
MnC2O4*H2O = MnCO3 + H2O + CO
PCl3 + Na2O2 + NaOH = Na3PO4 + H2O + NaCl =>
PCl3 + Na2O2 + 4 NaOH = Na3PO4 + 2 H2O + 3 NaCl
AlCl3 + O2 = Cl3 + Al2O2 =>
2 AlCl3 + O2 = 2 Cl3 + Al2O2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NaCH2COOH + O2 + H{+} = Na{+} + CO2 + H2O =>
NaCH2COOH + 2 O2 + H{+} = Na{+} + 2 CO2 + 2 H2O
AgOH + H3As = Ag + H3AsO3 + H2O =>
6 AgOH + H3As = 6 Ag + H3AsO3 + 3 H2O
Na(s) + HCl(l) = NaCl(s) + H2(g) =>
2 Na(s) + 2 HCl(l) = 2 NaCl(s) + H2(g)
NH3 + H2SO4 = NH8 + SO4 =>
2 NH3 + 5 H2SO4 = 2 NH8 + 5 SO4
Na3PO4 + Fe2(SO4)3 = Na2(SO4) + Fe3(PO4)3 =>
6 Na3PO4 + 3 Fe2(SO4)3 = 9 Na2(SO4) + 2 Fe3(PO4)3
Fe{3+} + CrO4{-2} = Fe2(CrO4)3 =>
2 Fe{3+} + 3 CrO4{-2} = Fe2(CrO4)3
MgCO3 + H2O = Mg(HCO3)2 + MgO =>
2 MgCO3 + H2O = Mg(HCO3)2 + MgO
Ni(NO3)2(aq) + Na3PO4(aq) = Ni3(PO4)2 + NaNO3(aq) =>
3 Ni(NO3)2(aq) + 2 Na3PO4(aq) = Ni3(PO4)2 + 6 NaNO3(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/11/24
Équations équilibrées sur08/10/23
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