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Wurtz reaction involves the interaction ...

Wurtz reaction involves the interaction of alkyl halides in dry ether with

A

sodium

B

zinc

C

copper

D

platinum

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The correct Answer is:
A

Wurtz reaction is condensation of two molecules of alkyl halides with sodium metal in the presence of dry ether.
` RBr + Na + BrR overset ( Delta ) underset ( "Dry ether") to R - R + 2 NaBr `
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Wurtz reaction involves the comdensation of two molecules of alkyl halides in the presence of sodium and dry ether R-X+2Na+R-Xoverset("dry ether")toR-R+2NaX In this reaction small amount of alkene is also formed as by product. CH_(3)CH_(2)Br+CH_(3)CH_(2)Broverset("Na/dry ether")toCH_(3)-CH_(2)-CH_(2)-CH_(3)+underset("By-product")ubrace(CH_(2)=CH_(2)+CH_(3)-CH_(3)) Tertiary alkyl halides do not give wurtz reaction. Frankland reaction is similar but has certain advantages over wurtz reaction. it is useful in the synthesis of symmetrical alkanes. frankland reaction is shown by primary, Secondary as well as tertiary alkyl halide. Q. Which among the followng compound will give wurtz reaction with good yield ?

Wurtz reaction involves the comdensation of two molecules of alkyl halides in the presence of sodium and dry ether R-X+2Na+R-Xoverset("dry ether")toR-R+2NaX In this reaction small amount of alkene is also formed as by product. CH_(3)CH_(2)Br+CH_(3)CH_(2)Broverset("Na/dry ether")toCH_(3)-CH_(2)-CH_(2)-CH_(3)+underset("By-product")ubrace(CH_(2)=CH_(2)+CH_(3)-CH_(3)) Tertiary alkyl halides do not give wurtz reaction. Frankland reaction is similar but has certain advantages over wurtz reaction. it is useful in the synthesis of symmetrical alkanes. frankland reaction is shown by primary, Secondary as well as tertiary alkyl halide. Q. A mixture of ethyl iodide and methyl iodide is subjected to wurtz reaction. the product that will not formed is

Wurtz - fitting reaction involves the reaction of sodium metal with

MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-PRACTICE SET 15-PAPER 1 (PHYSICS & CHEMISTRY )
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