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B
A−5,B−3,C−1,D−2
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C
A−3,B−4,C−1,D−2
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D
A−3,B−5,C−1,D−4
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Solution
The correct option is CA−3,B−5,C−1,D−2 Wurtz reaction: R−X+2Na+R−X→R−R+2NaX Grignard reaction: R−X+Mgdryether−−−−−→R−Mg−X Williamson's synthesis: C2H5Cl+C2H5ONa→C2H5OC2H5 and C2H5Cl is anaesthatic .