1b and d is the answer............ i want to know that wurtz reaction is suitable for alkanes containing even no. of carbon atoms... then how (a) can be prepared
Q56) Which of the following cannot be prepared by Wurtz reaction?
a) C3H8 b) CH4 c) C4H10 d) C2H4
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8 Answers
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1(a): it can't b prepared coz it contains odd number of carbon atoms,yield would b very poor coz of mixed products
(b):it contains only 1 carbon atom and in wurtz rkn the lowest product which can b prepared is ethane
(c):yes it can be prepared
(d):no,it can't b prepared coz its an alkene and wurtz rkn is used to prepare alkane
1yes (a) can b prepared but as i said the yield would b very poor coz of mixed products
1the answer is (b)...
(d) can be prepared using wurtz and so can (a) be prepared