Why methane could not be prepared by Wurtz reaction ?

Why methane coild not be prepared by Wurtz reaction?

Which of the following alkanes can not be prepared by Wurtz reaction?

Which of the following cannot be prepared by Wurtz reaction-

Why methene does not prepared from ‘Wurtz Reaction’?Convert : CH_3 - CH_2 - OH rarr CH_2 = CH_2 .

Why methene does not prepared from ‘Wurtz Reaction’?Convert : CH_3 - CH_3 rarr CH_2 = CH_2 .

This question has statement I and statement II . of the four choices given after the statements choose the one that best describes the two statement Statement-I By Wurtz reaction all types of alkanes can be prepared. statement-II Only symmetric alkanes can be prepared by Wurtz reaction.

Give Wurtz reaction.