Hydrogenation reactions, which involve the addition of H2 to a molecule, are widely used in industry to transform one compound into another. For example, 2- butene (C4H8) is converted to butane (C4H10) through the addition of H2. H H H H H H (g) + H2(g) H H C C -Н (g) Use the bond dissociation enthalpies in the table below to estimate the enthalpy change for this hydrogenation reaction. Bond Dissociation enthalpy, kJ/mol C=C 610 H-H 436 C-C 346 C-H 413 Enthalpy change =| kJ

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Hydrogenation reactions, which involve the addition of H2 to a molecule, are widely used in industry to transform one compound into another. For example, 2-
butene (C4H3) is converted to butane (C4H10) through the addition of H2.
H
H
H
H
C=C
-H(g) + H2(g)
H.
H
H
H
H
C-
C
-H (g)
H
Use the bond dissociation enthalpies in the table below to estimate the enthalpy change for this hydrogenation reaction.
Bond
Dissociation enthalpy, kJ/mol
C=C
610
H-H
436
C-Ç
346
C-H
413
Enthalpy change = |
kJ
Transcribed Image Text:Hydrogenation reactions, which involve the addition of H2 to a molecule, are widely used in industry to transform one compound into another. For example, 2- butene (C4H3) is converted to butane (C4H10) through the addition of H2. H H H H C=C -H(g) + H2(g) H. H H H H C- C -H (g) H Use the bond dissociation enthalpies in the table below to estimate the enthalpy change for this hydrogenation reaction. Bond Dissociation enthalpy, kJ/mol C=C 610 H-H 436 C-Ç 346 C-H 413 Enthalpy change = | kJ
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