Are yaar P block is Very very IMP chapter for BOARDS, JEE, MHCET, BITSAT, NEET, AIIMS,.....and so on.
I will strongly recommend you to read this chapter thoroughly bcoz it is scoring. Remember the reactions by logic instead of rote learning. Grp 15, Grp 16, Grp 17 are heart of this chapters. Very All The Best for ur exams.