With reference to the indicated C–H bonds in 2-methylbutane:a. Rank the C–H bonds in order...

With reference to the indicated C–H bonds in 2-methylbutane:

a. Rank the C–H bonds in order of incresing bond strength.

b. Draw the radical from cleavge of each C–H bond, and classify  it as 1°, 2° , or 3° .

c. Rank the radical in order of incresing stability

d. Rank the C–H bonds in order of incresing ease of H abstractiion in radical halogenation reaction.