Which of the following alkane is synthesised from single alkyl halide by wurtz reaction:-

Which of the following alkanes may be synthesized from a single alkyl halide by a process involving coupling reaction?

Which of the following alkane can be synthesized by the wurtz reaction in good yield?

Which of the following alkanes can be synthesized by the Wurtz reaction in good yield ?

Which of the following alkanes is not obtained by Wurtz reaction ?