NEET-XII-Chemistry

Previous Year Paper year:2018

with Solutions - page 4
  • #88
    Which of the following is correct with respect to
    -I effect of the substituents ? (R = alkyl)
    (1)``\ce - NH2 < - OR < - F``
    (2) ``\ce -NR2 < - OR < - F``
    (3) ``\ce - NH2 > - OR > - F``
    (4) ``\ce - NR2 > - OR > - F``
    digAnsr:   1
    Ans : (1/2)
    Sol. (Based on EN)
    ∴ -NH2 < -OR < -F -I effect
    Also -NR2 < -OR < -F -I effect