(I) CH_(3)-CH_(2)-CH_(2)-CH_(2)- overset(overset(O)(||))(C )-H (II) CH_(3)-CH_(2)-CH_(2)- overset(overset(O)(||))(C )-CH_(3) (III) CH_(3)-CH_(2)- underset(underset(O)(||))(C )-CH_(2)-CH_(3) (IV) CH_(3)- underset(underset(CH_(3))(|))(C )H-CH_(2)- underset(underset(O)(||))(C )-H Which of the following pairs are position isomers?

(I) CH_(3)-CH_(2)-CH_(2)-CH_(2)- overset(overset(O)(||))(C )-H (II) C

1.	(I) CH_(3)-CH_(2)-CH_(2)-CH_(2)- overset(overset(O)(\|\|))(C )-H (II) CH_(3)-CH_(2)-CH_(2)- overset(overset(O)(\|\|))(C )-CH_(3) (III) CH_(3)-CH_(2)- underset(underset(O)(\|\|))(C )-CH_(2)-CH_(3) (IV) CH_(3)- underset(underset(CH_(3))(\|))(C )H-CH_(2)- underset(underset(O)(\|\|))(C )-H Which of the following pairs are position isomers?
Answer» I and II II and III II and IV III and IV Solution :(II) `CH_(3)-CH_(2)-CH_(2)- overset(overset(O)(\|\|))(C )-CH_(3)` (III) `CH_(3)-CH_(2) -UNDERSET(underset(O)(\|\|))(C )-CH_(2)-CH_(3)` In these the POSITION of `-C = O` ketone is defferent. So they are position somer