The major product obtained in the photobromination of 2-methyl butane is

• Correct answer
  A

  2-bromo-2-methylbutane
• B

  1-bromo-2-methylbutane
• C

  1-bromo-3-methylbutane
• D

  2-bromo-3-methylbutane

Solution

The reactivity of different types of hydrogen follows the order : benzylic $\approx$ allylic $>$ tertiary $>$ secondary $>$ primary $>$ vinylic $\approx$ aryl.

Hence, the correct answer is option: 'A'.