The catalyst used for the conversion of ethene to ethane is commonly -

nickel.

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iron.

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cobalt.

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None of the above.

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Solution

The correct option is C nickel.
Hydrogenation reaction is used to convert ethene to ethane.
The catalyst can be Raney Ni, Pt/Pd etc.

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Similar questions

Q. Ethanol can be converted to ethene which can then be changed to ethane.
Choose the correct word or phrase from the brackets to complete the following sentences:
(i) The conversion of ethanol to ethene is an example of ........... (dehydration, dehydrogenation).
(ii) Converting ethanol to ethene requires the use of ......... (concentrated hydrochloric acid, concentrated nitric acid, concentrated sulphuric acid).
(iii) The conversion of ethene to ethane is an example of ......... (hydration, hydrogenation).
(iv) The catalyst used in the conversion of ethene to ethane is commonly ............ (iron, cobalt, nickel).

Ethanol can be converted into ethene which can be changed into ethane. Choose the correct word or phrase from the brackets to complete the following sentences.

(a) The conversion of ethanol into ethene is an example of (dehydration, dehydrogenation).
(b) Converting ethanol into ethene requires the use of (conc. HCl, conc. $H N O_{3}, c o n c . H_{2} S O_{4})$ .
(c) The conversion of ethene into ethane is an example of (hydration, hydrogenation).
(d) The catalyst used in the conversion of ethene into ethane is commonly (iron, nickel, cobalt).

Q. Choose the correct word/phrase from within the brackets to complete the following sentences:
(i) The catalyst used for conversion of ethene to ethane is commonly __________ (nickel/iron/cobalt).
(ii) When acetaldehyde is oxidized with acidified potassium dichromate, it forms _________ (ester/ethanol/acetic acid).
(iii) Ethanoic acid reacts with ethanol in presence of concentrated H₂SO₄, so as to form a compound and water. The chemical reaction which takes place is called __________ (dehydration/hydrogenation/esterification).
(iv) Write the equation for the reaction taking place between 1, 2-dibromoethane and alcoholic potassium hydroxide.
(v) The product formed when ethene gas reacts with water in the presence of sulphuric acid is ________ (ethanal/ethanol/ethanoic acid).

Q. Ethane on thermal decomposition at high pressure and temperature gives ethene. The catalyst used here is:

Calculate the enthalpy change for the conversion of ethene

C_{2} H_{4}

to ethane

C_{2} H_{6}

(only magnitude in nearest integer in kj/mol).

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The catalyst used for the conversion of ethene to ethane is commonly -

The correct option is C nickel.Hydrogenation reaction is used to convert ethene to ethane.The catalyst can be Raney Ni, Pt/Pd etc.

The correct option is C nickel.
Hydrogenation reaction is used to convert ethene to ethane.
The catalyst can be Raney Ni, Pt/Pd etc.