| Équations équilibrées la veille |
3 V2O5 + 2(NH4)2S = 3 V2O3 + 2(NH4)2SO3
H2S + H2Cr2O7 = H2O + S + Cr =>
6 H2S + H2Cr2O7 = 7 H2O + 6 S + 2 Cr
Na2CO3(s) + HCl(aq) = CO2(g) + H2O(g) + NaCl(aq) =>
Na2CO3(s) + 2 HCl(aq) = CO2(g) + H2O(g) + 2 NaCl(aq)
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Fe(OH)2 + O2 + H2O = Fe(OH)3 =>
4 Fe(OH)2 + O2 + 2 H2O = 4 Fe(OH)3
Ca2(PO4)2 + H2O = H2(PO4) + Ca(OH)2 =>
Ca2(PO4)2 + 4 H2O = 2 H2(PO4) + 2 Ca(OH)2
Cu2SO4 + RaN2 = CuN + Ra2(SO4)2 =>
2 Cu2SO4 + 2 RaN2 = 4 CuN + Ra2(SO4)2
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Pb(HCO3)4 = Pb(CO3)2 + CO2 + H2O =>
Pb(HCO3)4 = Pb(CO3)2 + 2 CO2 + 2 H2O
IO3{-} + OH{-} + H2SO3 = I2 + SO4{2-} + H2O =>
2 IO3{-} + 8 OH{-} + 5 H2SO3 = I2 + 5 SO4{2-} + 9 H2O
CH3NCO + H2O = CH3NH2 + CO2 =>
CH3NCO + H2O = CH3NH2 + CO2
AgNO + K3PO4 = Ag3PO4 + KNO =>
3 AgNO + K3PO4 = Ag3PO4 + 3 KNO
Al + KNO2 + KOH + H2O = K3[Al(OH)6] + NH3 =>
2 Al + KNO2 + 5 KOH + 5 H2O = 2 K3[Al(OH)6] + NH3
Ag(NO3) + NaCl = AgCl + Na(NO3) =>
Ag(NO3) + NaCl = AgCl + Na(NO3)
HBr + Ba(OH)2 = BaBr2 + H2O =>
2 HBr + Ba(OH)2 = BaBr2 + 2 H2O
CaC2 + H2 + CO2 = Ca(OH)2 + CH2CHO2 =>
2 CaC2 + 11 H2 + 8 CO2 = 2 Ca(OH)2 + 6 CH2CHO2
HCl(aq) + Na2SO4(aq) = NaCl(aq) + H2SO4(aq) =>
2 HCl(aq) + Na2SO4(aq) = 2 NaCl(aq) + H2SO4(aq)
C4H4O4 + NaOH = C4H3O4Na + H2O =>
C4H4O4 + NaOH = C4H3O4Na + H2O
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
HNO + Cu = Cu3N2 + NO + H2O =>
4 HNO + 3 Cu = Cu3N2 + 2 NO + 2 H2O
Sn(OH)4 + NaOH = Na2SnO3 + H2O =>
Sn(OH)4 + 2 NaOH = Na2SnO3 + 3 H2O
C7H6O2 + O2 = C + H2O =>
2 C7H6O2 + O2 = 14 C + 6 H2O
FeO(s) + C(s) = Fe(l) + CO2(g) =>
2 FeO(s) + C(s) = 2 Fe(l) + CO2(g)
Sr(NO3)2 + KI = KNO3 + SrI2 =>
Sr(NO3)2 + 2 KI = 2 KNO3 + SrI2
Ca2(SO3)2 = Ca2O2 + SO2 =>
Ca2(SO3)2 = Ca2O2 + 2 SO2
Cu(s) + HCl(aq) = CuCl2(s) + H2(g) =>
Cu(s) + 2 HCl(aq) = CuCl2(s) + H2(g)
BaCl2 + K2Cr2O7 + CH3COONa + H2O = BaCrO4 + KCl + NaCl + CH3COOH =>
2 BaCl2 + K2Cr2O7 + 2 CH3COONa + H2O = 2 BaCrO4 + 2 KCl + 2 NaCl + 2 CH3COOH
(Fe)2(O)3 + CO = Fe + C(O)2 =>
(Fe)2(O)3 + 3 CO = 2 Fe + 3 C(O)2
H2SO4 + B(OH)3 = B2(SO4)3 + H2O =>
3 H2SO4 + 2 B(OH)3 = B2(SO4)3 + 6 H2O
NaHCO3 + CH3OOH = NaCH3OO + CO2 + H2O =>
NaHCO3 + CH3OOH = NaCH3OO + CO2 + H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Fe2(SO3)3 + Cd = Cd(SO3) + Fe =>
Fe2(SO3)3 + 3 Cd = 3 Cd(SO3) + 2 Fe
KO2 + CO5 = K2C3O2 + O =>
2 KO2 + 3 CO5 = K2C3O2 + 17 O
LiBr + Al(OH)3 = LiOH + AlBr3 =>
3 LiBr + Al(OH)3 = 3 LiOH + AlBr3
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
HCl + Mg(OH2) = H2O + MgCl + H2 =>
2 HCl + 2 Mg(OH2) = 2 H2O + 2 MgCl + H2
C4H4O4 + NaOH = Na2C4H2O4 + H2O =>
C4H4O4 + 2 NaOH = Na2C4H2O4 + 2 H2O
H4CO4 + K(OH) = K4(CO4) + H2O =>
H4CO4 + 4 K(OH) = K4(CO4) + 4 H2O
(Cu2CO3(OH)2) = CO2 + H2O + CuO =>
(Cu2CO3(OH)2) = CO2 + H2O + 2 CuO
NH4NO3 + C17H36 = N2 + CO2 + H2O =>
52 NH4NO3 + C17H36 = 52 N2 + 17 CO2 + 122 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
KClO3 + S = K + SClO3 =>
KClO3 + S = K + SClO3
Cu(NO3)2 + NH3 = Cu3N2 + HNO3 =>
3 Cu(NO3)2 + 2 NH3 = Cu3N2 + 6 HNO3
NiSO4 + Na3(PO4) = Ni3(PO4)2 + Na2SO4 =>
3 NiSO4 + 2 Na3(PO4) = Ni3(PO4)2 + 3 Na2SO4
C16H19N5O + C6H8O7 = C6H13NO2 + C9H13N + CO2 =>
32 C16H19N5O + 184 C6H8O7 = 121 C6H13NO2 + 39 C9H13N + 539 CO2
Na2SO4 + SrSO4 = SrNa + SO4 =>
Na2SO4 + 2 SrSO4 = 2 SrNa + 3 SO4
CuSO4 + Na4Cl = CuCl + Na4SO4 =>
CuSO4 + Na4Cl = CuCl + Na4SO4
Sn(CO3)2 + H2SO4 = Sn2(SO4)4 + H2CO3 =>
2 Sn(CO3)2 + 4 H2SO4 = Sn2(SO4)4 + 4 H2CO3
Mg + C12H9N3O4 = MgC12H9N3O4 =>
Mg + C12H9N3O4 = MgC12H9N3O4
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Équations équilibrées sur02/01/25
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