" During debromination meso -dibromobutane,the major compound formed is "

During debromination of meso-dibromobutane, the major compound formed is :

During debromination of meso-dibromobutane, the major compound formed is n-butane but-1-ene cis-but-2-ene trans-but-2-ene

During debromination of meso - dibromobutane, the major compound formed is

During debromination of meso-dibromo-butane, the major compound formed is: