Preparation of Alkanes - Important Questions & Preparation Tips

What to Study in the Name Reaction for the Preparation of Alkanes

It is very important to study the name reactions for the preparation of organic compounds

In this video you will get the clue that from where and how the questions are being framed in the name reaction given below.

The experts of jagranjosh.com have full confidence that you will not miss any of the questions in the board exam as well as in competitive exams from these name reactions if you will keep the following terms in your mind while studying.

1. Wurtz reaction:

Wurtz reaction is an organic reaction used to couple two alkyl halides to form an alkane using sodium metal

R-X   +   2 Na    +    R-X ………………..>    R-R     +    2NaX

• What is the reagent?
• The alkane prepared is higher or lower
• The alkane prepared is even carbon or odd carbon
• What will be the possible product/products if both alkyl halides are different?
• Name of the reaction mechanism / mechanisms used in this reaction
• Which alkane cannot prepare by this reaction?
• Alkane prepared by this reaction is symmetrical or asymmetrical
• Alkyl halide which cannot used in this reaction
• Wither this is a example of disproportionation reaction or not
• How this reaction differ from frankland reaction
• What are the similarities between Wurtz reaction and frankland reaction?

2. Corey-House Synthesis:

It is an organic reaction that involves the reaction of a lithium dialkyl cuprate with an alkyl halide to form a new alkane

R¹-X                   LiR²Cu            >   R¹-R²

                            N₂(gas)

• What is the reagent?
• Other name of the reagent
• What is organometalic compound?
• What type of bond is present in reagent?
• The bond present in the reagent is polar or nonpolar
• What type of reaction it is?(addition/ substitution /free radical)
• Which type of substitution reaction it is?
• The alkane prepared is higher or lower
• Alkane prepared by this reaction is symmetrical / asymmetrical / both
• The alkane prepared is even carbon / odd carbon / both
• What type of alkyl halides is required for this reaction (10 / 20 / 30)?

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