| Équations équilibrées la veille |
2 P + 15 O = P2(O5)3
Fe(OH)2 + KClO3 + H2SO4 = Fe2(SO4)3 + KCl + H2O =>
6 Fe(OH)2 + KClO3 + 9 H2SO4 = 3 Fe2(SO4)3 + KCl + 15 H2O
BF = B + F2 =>
2 BF = 2 B + F2
ZnI2 + CI2 = I2 + ZnCI2 =>
ZnI2 + CI2 = I2 + ZnCI2
Na2S2O3 + CH3COOH = NaCH3COO + SO2 + H2O + S =>
Na2S2O3 + 2 CH3COOH = 2 NaCH3COO + SO2 + H2O + S
Cu2[Fe(CN)6] + NH4OH = [Cu(NH3)4](OH)2 + (NH4)4[Fe(CN)6] + H2O =>
Cu2[Fe(CN)6] + 12 NH4OH = 2[Cu(NH3)4](OH)2 + (NH4)4[Fe(CN)6] + 8 H2O
HI(aq) + H2O = I2 + H3O =>
2 HI(aq) + 2 H2O = I2 + 2 H3O
H2S(g) + KOH(aq) = H2O(l) + K2S(g) =>
H2S(g) + 2 KOH(aq) = 2 H2O(l) + K2S(g)
Mg + Fe2S3 = FeMg + S3 =>
2 Mg + Fe2S3 = 2 FeMg + S3
HNO3 + BiS3 = Bi2(NO3)3 + NO + S + H2O =>
4 HNO3 + 2 BiS3 = Bi2(NO3)3 + NO + 6 S + 2 H2O
IO3{-} + I{-} + H{+} = H2O + I2{+} =>
IO3{-} + 3 I{-} + 6 H{+} = 3 H2O + 2 I2{+}
Ca(OH)(ac) + HPO4(ac) = Ca(PO4)(ac) + H2O(l) =>
Ca(OH)(ac) + HPO4(ac) = Ca(PO4)(ac) + H2O(l)
BrCl5 = Br2 + Cl =>
2 BrCl5 = Br2 + 10 Cl
Na(HCO3) + C2H4O2 = Na(C2H3O2) + CO2 + H2O =>
Na(HCO3) + C2H4O2 = Na(C2H3O2) + CO2 + H2O
NiCl(s) + O(g) = NiO(s) + Cl2O5(g) =>
2 NiCl(s) + 7 O(g) = 2 NiO(s) + Cl2O5(g)
H2PO4 + NaCl = H2Cl + NaPO4 =>
H2PO4 + NaCl = H2Cl + NaPO4
Br2 + MgS2 = MgBr2 + S8 =>
4 Br2 + 4 MgS2 = 4 MgBr2 + S8
HCl + NaClO2 = ClO2 + NaCl + H2O =>
4 HCl + 5 NaClO2 = 4 ClO2 + 5 NaCl + 2 H2O
H3PO4 + FeBr2 = Fe3(PO4)2 + HBr =>
2 H3PO4 + 3 FeBr2 = Fe3(PO4)2 + 6 HBr
HCl + NaClO2 = ClO2 + NaCl + H2O =>
4 HCl + 5 NaClO2 = 4 ClO2 + 5 NaCl + 2 H2O
Na2CrO + H2SO4 = Na2SO4 + H2CrO =>
Na2CrO + H2SO4 = Na2SO4 + H2CrO
Ca3(PO4)2 + SiO4 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO4 + 22 C = 6 CaSiO3 + P4 + 22 CO
NiNO + NaSO = NiSO + NaNO =>
NiNO + NaSO = NiSO + NaNO
SnCl4 + N(H3) = Sn(Cl2) + HCl + N2 =>
3 SnCl4 + 2 N(H3) = 3 Sn(Cl2) + 6 HCl + N2
NaOH + H2CO3 = Na2CO3 + H2O1 =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O1
H2OCH3CH2CH2CH3 + O2 = CO2 + H2O =>
2 H2OCH3CH2CH2CH3 + 13 O2 = 8 CO2 + 12 H2O
H2SO4 + HI = H2S + I2 + H2O =>
H2SO4 + 8 HI = H2S + 4 I2 + 4 H2O
LiH2PO4 + Al2(CO3)3 = Li2CO3 + Al(H2PO4)3 =>
6 LiH2PO4 + Al2(CO3)3 = 3 Li2CO3 + 2 Al(H2PO4)3
Ag(NO3) + NiSO4 = AgSO4 + NO3Ni =>
Ag(NO3) + NiSO4 = AgSO4 + NO3Ni
H2O2 + KI = I2 + KOH =>
H2O2 + 2 KI = I2 + 2 KOH
C1000H1985O441 + NH4 = C5H7NO2 + CO2 + CH4 =>
26 C1000H1985O441 + 2266 NH4 = 2266 C5H7NO2 + 3467 CO2 + 11203 CH4
Ca3(PO4)2 + (NH4)2MoO4 + HNO3 = (NH4)3PO4*12MoO3 + NH4NO3 + Ca2 + H2 =>
2 Ca3(PO4)2 + 48(NH4)2MoO4 + 52 HNO3 = 4(NH4)3PO4*12MoO3 + 68 NH4NO3 + 3 Ca2 + 58 H2
FeCl2 + NaOH = Fe(OH)2 + NaCl =>
FeCl2 + 2 NaOH = Fe(OH)2 + 2 NaCl
(NH4)2CO3 = NH3 + CO2 + H2O(g) =>
(NH4)2CO3 = 2 NH3 + CO2 + H2O(g)
Cr2O7{2-} + C2H6O + H3O{+} = Cr{3} + CO2 + H2O =>
2 Cr2O7{2-} + C2H6O + 16 H3O{+} = 4 Cr{3} + 2 CO2 + 27 H2O
ClO4{-} + Hg = HgO + ClO3{-} =>
ClO4{-} + Hg = HgO + ClO3{-}
NH3(aq) + CoSO4(aq) + H2SO4(aq) + H2O2(aq) = [(NH3)5Co*(O2)2*Co(NH3)5]2(SO4)5(s) + H2O(aq) =>
20 NH3(aq) + 4 CoSO4(aq) + H2SO4(aq) + 9 H2O2(aq) = [(NH3)5Co*(O2)2*Co(NH3)5]2(SO4)5(s) + 10 H2O(aq)
Hg(C2H3O2) + HCl = Hg2Cl + (C2H3O2)2H =>
2 Hg(C2H3O2) + HCl = Hg2Cl + (C2H3O2)2H
Al + Fe(II)Cl2 = AlCl3 + Fe(II) =>
2 Al + 3 Fe(II)Cl2 = 2 AlCl3 + 3 Fe(II)
HSO4{-} + NH3 = H2SO4 + NH2{-} =>
HSO4{-} + NH3 = H2SO4 + NH2{-}
Si + H = HSi =>
Si + H = HSi
CH3CH2OH + HI = CH3CH2I + H2O =>
CH3CH2OH + HI = CH3CH2I + H2O
FeCl{3+} + KOH = KCl + FeOH{3+} =>
FeCl{3+} + KOH = KCl + FeOH{3+}
CuNO32 + Fe = FeNO32 + Cu =>
CuNO32 + Fe = FeNO32 + Cu
Fe(NO3)3 + NH3 = Fe2O3*15H2O + N2 =>
2 Fe(NO3)3 + 10 NH3 = Fe2O3*15H2O + 8 N2
AgNo3(aq) + CaCl2(aq) = AgCl(s) + Ca(No3)2(aq) =>
2 AgNo3(aq) + CaCl2(aq) = 2 AgCl(s) + Ca(No3)2(aq)
SnO2(s) + H2(g) = Sn(s) + H2O(g) =>
SnO2(s) + 2 H2(g) = Sn(s) + 2 H2O(g)
C2H4O2 + NaOCl = NaCl + H2O + CO2 =>
C2H4O2 + 4 NaOCl = 4 NaCl + 2 H2O + 2 CO2
Ca5(PO4)3OH + H3PO4 = H2O + Ca + PO4 =>
3 Ca5(PO4)3OH + H3PO4 = 3 H2O + 15 Ca + 10 PO4
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
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