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The ascending order of stability of the ...

The ascending order of stability of the carbanion `overset(-)(C)H_(3)(P), C_(6)H_(5)overset(-)(C)H_(2)(Q), (CH_(3))_(2)overset(-)(C)H(R)` and `H_(2)overset(-)(C)-CH = CH_(2)` is

A

`PltRltSltQ`

B

`RltPlt S ltQ`

C

`R lt P lt Q lt S `

D

`P lt R lt Q lt S `

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The correct Answer is:
B
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the ascending order of stability of the carbanion CH_(3)(P),C_(6)H_(5)overline(C)H_(2)(Q),(CH_(3))_(2)overline(C)H(R) and H_(2)overline(C)-CH=CH_(2)(S) 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))

Arrange the following in increasing order of stability (CH_(3))_(2)overset(o+)(C)-CH_(2)-CH_(3) (2) (CH_(3))_(3)overset(o+)(C) (3) (CH_(3))_(2)overset(o+)(C)H (4) CH_(3)overset(o+)(C)H_(2) (5) overset(o+)(C)H_(2)

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Arraange the follwooing carbanions in decreasing order of their stability : I. CH -= overset( -)(C ) II. CH_(3) - C -= overset( - ) ( C ) III. CH_(2) = overset(- )( C ) H IV. CH_(3) - overset( - )( C ) H_(2) The correct choice is :

MARVEL PUBLICATION-BASIC PRINCIPLES AND TECHNIQUES IN ORGANIC CHEMISTRY-Test your grasp
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