The major product formed when 2-bromo-methylbutane is refluxed with ethanolic KOH is:

The major product formed when 2 -bromo- 2 - methyl butane is refluxed with ethanolic KOH is

Which of the following compounds would you expect to be the major product when 2-bromo-2methylbutane is refluxed with KOH/ethanol?

Major product obtained when 2-chloro-3-methylbutane is treated with ethanolic KOH is likely to give

Major product obtained when 2-chloro-3-methyl butane is treated with ethanolic KOH is likely to give