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Among the following carbocations : (I)...

Among the following carbocations :
(I) `Ph_(2)overset(+)"C"CH_(2)Me (II) PhCH_(2)CH_(2)overset(+)"C"HPh`
`"(III) "Ph_(2)CHoverset(+)"C"HMe" (IV) "Ph_(2)C(Me)overset(+)"C"H_(2)` the order of stability is :

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Give the stability order of following radicals: (I) CH_(3)-overset(*)(C )H_(2) (II) CH_(3)-overset(*)(C )H-CH_(3) (III) CH_(2)=CH-overset(*)(C )H-CH_(3) (IV)

The decreasing order of stabilities of the following carbanions is : (I) Ph_3 overset (Ӫ)C (II) Ph_2 overset (Ӫ) CH_2 (III) Ph overset (Ӫ) C H_2 .

Consider the following carbocations, undersetI((CH_3)_3C overset+CH_2), underset(II)((CH_3)_3C^(+)), CH_(3)underset(III)CH_(2)overset(+)CH_(2), CH_(3)underset(IV)overset(+)CH-CH_(3) The correct order for the stability of the above carbocations is

Correct stability order of following carbocation :- (i) CH_3-O-overset(o+)CH_2 (ii) Ph-overset(o+)CH_2 (iii) CH_2=CH-overset(o+)CH_2 (iv) Ph^(o+)

The stability order in the following carbocations, CH_(3)CH_(2)^(+)"(I), "(CH_(3))_(2)overset(+)CH"(II), "(CH_(3))_(3)C^(+)"(III) "overset(+)CH_(3)"(IV)" is :

The order of stability of the following carbocations underset((I))(CH_(2)=overset(+)(C)H-CH_(2)) , underset((II))(CH_(3)-CH_(2)-overset(+)(C )H_(2))

MODERN PUBLICATION-ORGANIC CHEMISTRY: BASIC PRINCIPLES AND TECHNIQUES-(Competition File) MULTIPLE CHOICE QUESTIONS from competitive examinations (JEE (Main) & Other State Board.s Engineering Entrance )
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