MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Combustion Reactions

Let the heat ...

Question

Let the heat of hydrogenation of benzene is 61 kilo calorie per mole and its resonance energy is 36 kilo calorie per mole, then the heat of hydrogenation of cyclohexene and cyclohexadiene molecule respectively are: (a) 20.3, 40.6 (b) 40.6, 20.3 (c) 32.3, 64.6 (d) 25, 50

Open in App

Solution

Suggest Corrections

thumbs-up

0

Similar questions

Q. Enthalpy of hydrogenation is the enthalpy change when one mole of unsaturated compound is converted to saturated compound. Heat of hydrogenation helps to calculate resonance energy.
The standard enthalpy of combustion at

25^{\circ} C

of hydrogen, cyclohexene

(C_{6} H_{10})

and cyclohexane

(C_{6} H_{12})

are –300,–3600 and –3770 KJ/mole respectively. Calculate the heat of hydrogenation of cyclohexene.

Heat of hydrogenation of cyclohexane is -119KJ and heat of hydrogenation of benzene is 206KJ/mole. Find the resonance energy of benzene.

Q. The heat of hydrogenation of cyclohexene is 28.6 kcal and that of cyclohexadiene is about twice as much (i.e, 55.4kcal). What then would be the heat of hydrogenation of benzene, which has three double bonds?

Define one kilo-calorie of heat.

Q. The heat of hydrogenation of one double bond in cyclohexene is 28.6kcal

{m o l}^{- 1}

and the heat of hydrogenation of benzene to cyclohexane is 50kcal

{m o l}^{- 1}

. What will be the resonance stabilization energy of benzene?

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Chemical Properties

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Combustion Reactions

Standard X Chemistry

Join BYJU'S Learning Program

CrossIcon