Consider the following species :
(A)`overset(Ɵ)OH`
(B)`CH_(3)-overset(Ɵ)O`
(C) `overset(Ɵ)CH_(3)`
(D) `overset(Ɵ)NH_(2)`

Consider the species. overset(Θ)OH CH_(3)-overset(overset(Θ)O overset(Θ)CH_(3) overset(Θ)NH_(2) Arrange these nucleophilic species in their decreasing order of nucleophilicity :

The correct stability order for the following is {:(CH_(3)-CH_(2)-overset(ɵ)(C)H_(2),CH_(3)-overset(ɵ)(C)H-CH_(3),Cl-CH_(2)-overset(ɵ)(C)H_(2),Ph-overset(ɵ)(C)H_(2)),(I,II,III,IV):}

The correct stability order for the following is {:(CH_(3)-CH_(2)-overset(ɵ)(C)H_(2),CH_(3)-overset(ɵ)(C)H-CH_(3),Cl-CH_(2)-overset(ɵ)(C)H_(2),Ph-overset(ɵ)(C)H_(2)),(I,II,III,IV):}

Compare the stabilities of the following corbocation (a) overset(+)CH_(2) overset(..)(NH_(2)) " "(b) overset(+) CH_(2) - underset(..)overset(..)(OH) " "(c) overset(+) CH_(2) - underset(..) overset(..)F:

Which of the following are isoelectronic species ? overset(o+)(CH_(3))(I), overset(ɵ)(NH_(2))(II), overset(o+)(NH_(4))(III) and NH_(3) (IV)

Which of the following are isoelectronic species ? overset(o+)(CH_(3))(I), overset(ɵ)(NH_(2))(II), overset(o+)(NH_(4))(III) and NH_(3) (IV)

CH_(3)CH_(2)CH_(2)-overset(O)overset(||)(C)-H+CH_(3)-C-=CH overset(Na,NH_(3)(l))to

Compare the stability of the following (a) overset(Ө)CH_(3) " " (b) overset(Ө)NH_(2)" " (c) overset(Ө)OH" "(d)overset(Ө)F

Give the structures of A, B and C in the following reactions: (i) CH_(3)Br overset(KCN)(to) A overset(LiAlH_(4))(to) B underset(273 K)overset(HNO_(2))(to) C (ii) CH_(3)COOH underset(Delta)overset(NH_(3))(to) A overset(Br_(2)+KOH)(to) B overset(CHCl_(3)+NaOH)(to) C (iii) CH_(3)CN overset(H_(2)O"/"OH^(-))(to) A underset(Delta)overset(NH_(3))(to)B overset(Br_(2)+KOH)(to) C