| Équations équilibrées la veille |
Cd + HCl + NaS = CdS + NaCl + H
Nd2(CO3)3*H2O + HF = NdF3 + CO2 + H2O =>
Nd2(CO3)3*H2O + 6 HF = 2 NdF3 + 3 CO2 + 4 H2O
NI + SO4 = NISO4 =>
NI + SO4 = NISO4
LiOH + NO3 = LiNO3 + OH =>
LiOH + NO3 = LiNO3 + OH
K2S + HCl = KCl + H2S =>
K2S + 2 HCl = 2 KCl + H2S
Pt + HNO3 = Pt(NO3) + H2O + NO2 =>
Pt + 2 HNO3 = Pt(NO3) + H2O + NO2
ScCl3 + Al = ScCl3Al =>
ScCl3 + Al = ScCl3Al
NaOH(aq) + HBrO(aq) = NaBrO(aq) + H2O =>
NaOH(aq) + HBrO(aq) = NaBrO(aq) + H2O
CH2OH + HNO2 = CHO + NO + H2O =>
CH2OH + 2 HNO2 = CHO + 2 NO + 2 H2O
AlBr3 + K2(SO4) = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2(SO4) = 6 KBr + Al2(SO4)3
Fe3O4 + K2Cr2O7 + HNO3 = KNO3 + Cr(NO3)3 + Fe(NO3)3 + H2O =>
6 Fe3O4 + K2Cr2O7 + 62 HNO3 = 2 KNO3 + 2 Cr(NO3)3 + 18 Fe(NO3)3 + 31 H2O
C5H8 + Cl2 = C5H8Cl4 =>
C5H8 + 2 Cl2 = C5H8Cl4
KMnO4 + H2SO4 = K2SO4 + Mn2O7 + H2O =>
2 KMnO4 + H2SO4 = K2SO4 + Mn2O7 + H2O
S2O3{2-} + I2 + OH{-} = SO4{2-} + I{-} + H2O =>
S2O3{2-} + 4 I2 + 10 OH{-} = 2 SO4{2-} + 8 I{-} + 5 H2O
NaCl + AgNO3 = (NaCl)AgNO3 =>
NaCl + AgNO3 = (NaCl)AgNO3
CO6N2 = CO2 + N2O4 =>
CO6N2 = CO2 + N2O4
CO2 + H2O = C8H18O + O2 =>
8 CO2 + 9 H2O = C8H18O + 12 O2
P2O3 + H2O = H3PO3 =>
P2O3 + 3 H2O = 2 H3PO3
NiCl2(aq) + (NH4)2S(aq) = NiS(s) + NH4Cl =>
NiCl2(aq) + (NH4)2S(aq) = NiS(s) + 2 NH4Cl
AlCl3 + Na2S = Al2S3 + NaCl =>
2 AlCl3 + 3 Na2S = Al2S3 + 6 NaCl
Cl2 + As2S3 + H2O = H3AsO4 + H2SO4 + HCl =>
14 Cl2 + As2S3 + 20 H2O = 2 H3AsO4 + 3 H2SO4 + 28 HCl
K2CO3 + CH3COOH = CH3CO2K + CO2 + H2O =>
K2CO3 + 2 CH3COOH = 2 CH3CO2K + CO2 + H2O
Ba(NO3)2(aq) + Ca(OH)2(aq) = Ba(OH)2(aq) + Ca(NO3)2(aq) =>
Ba(NO3)2(aq) + Ca(OH)2(aq) = Ba(OH)2(aq) + Ca(NO3)2(aq)
C13H26O2 + O2 = CO2 + H2O =>
2 C13H26O2 + 37 O2 = 26 CO2 + 26 H2O
(NH4)2SO3 + CoCl2 = NH4Cl + CoSO3 =>
(NH4)2SO3 + CoCl2 = 2 NH4Cl + CoSO3
Ag + Hg2 = AgHg2 =>
Ag + Hg2 = AgHg2
MgI2 + Na2SO4 = MgSO4 + Na2I2 =>
MgI2 + Na2SO4 = MgSO4 + Na2I2
H3AsO4 + SO2 = As2O3 + H2SO4 + H2O =>
2 H3AsO4 + 2 SO2 = As2O3 + 2 H2SO4 + H2O
Mn{+2} + BiO3{-} + H{+} = Bi{+3} + MnO4{-} + H2O =>
2 Mn{+2} + 5 BiO3{-} + 14 H{+} = 5 Bi{+3} + 2 MnO4{-} + 7 H2O
Na2O + TiO2 = Na2TiO3 =>
Na2O + TiO2 = Na2TiO3
Fe(NO3)3*9H2O + Ni(NO3)2*6H2O = NiFe2O4 + HNO3 + H2O =>
2 Fe(NO3)3*9H2O + Ni(NO3)2*6H2O = NiFe2O4 + 8 HNO3 + 20 H2O
CH3OHCH3COOH = CH3COOCH3H2O =>
CH3OHCH3COOH = CH3COOCH3H2O
Sb + HNO{3} = Sb{2}O{5} + NO + H{2}O =>
Sb + 2 HNO{3} = Sb{2}O{5} + 2 NO + 2 H{2}O
HCL(aq) + NAOH(aq) = H2O(l) + NACL(aq) =>
HCL(aq) + NAOH(aq) = H2O(l) + NACL(aq)
Fe(SO4)2 + Ba(OH)2 = Ba(SO4)2 + Fe(OH)2 =>
Fe(SO4)2 + Ba(OH)2 = Ba(SO4)2 + Fe(OH)2
H3PO4 + Ca(OH)2 = Ca3(PO4)2 + (H2)O =>
2 H3PO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 6(H2)O
C6H5COOH(aq) + O2 = CO2 + H2O =>
2 C6H5COOH(aq) + 15 O2 = 14 CO2 + 6 H2O
N2O5 + SO2 = SO3 + NO2 =>
N2O5 + SO2 = SO3 + 2 NO2
Ba(NO3)2 + Na2CrO4 = BaCrO4 + NaNO3 =>
Ba(NO3)2 + Na2CrO4 = BaCrO4 + 2 NaNO3
K3(Cr(OH)6) + HCl = CrCl3 + KCl + H2O =>
K3(Cr(OH)6) + 6 HCl = CrCl3 + 3 KCl + 6 H2O
CaO + HCl = Ca(Cl)2 + H2O =>
CaO + 2 HCl = Ca(Cl)2 + H2O
IBCl3 + Zn + H2SO4 = IBH3 + ZnCl2 + ZnSO4 =>
2 IBCl3 + 6 Zn + 3 H2SO4 = 2 IBH3 + 3 ZnCl2 + 3 ZnSO4
Ca + FeCl3 = CaCl2 + Fe =>
3 Ca + 2 FeCl3 = 3 CaCl2 + 2 Fe
HClO4 + NaHCO3 = NaClO4 + H2O + CO2 =>
HClO4 + NaHCO3 = NaClO4 + H2O + CO2
NiCl2*6H2O + NH2CH2CH2NH2 = Ni(NH2CH2CH2NH2)3Cl2 + H2O =>
NiCl2*6H2O + 3 NH2CH2CH2NH2 = Ni(NH2CH2CH2NH2)3Cl2 + 6 H2O
Al2(SO4)3(aq) + K2SO4(aq) + H2O(l) = KAl(SO4)2*12H2O =>
Al2(SO4)3(aq) + K2SO4(aq) + 24 H2O(l) = 2 KAl(SO4)2*12H2O
Ba(NO3)2 + Na3PO4 = Ba3(PO4)2 + NaNO3 =>
3 Ba(NO3)2 + 2 Na3PO4 = Ba3(PO4)2 + 6 NaNO3
NH4Fe(SO4)2*3H2O + Na2CO3 = Fe(OH)3 + NH4{+} + SO4{2-} + Na{+} + HCO3{-} =>
NH4Fe(SO4)2*3H2O + 3 Na2CO3 = Fe(OH)3 + NH4{+} + 2 SO4{2-} + 6 Na{+} + 3 HCO3{-}
UO2(NO3)2 + NH4OH = (NH4)2UO4 + NH4NO + H2O =>
UO2(NO3)2 + 8 NH4OH = (NH4)2UO4 + 4 NH4NO + 8 H2O
Cu1 + S8 = Cu2S =>
16 Cu1 + S8 = 8 Cu2S
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