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Arrange the following free radicals in o...

Arrange the following free radicals in order of stability
`underset(I)underset()("Beznyl"),underset(II)underset() (" Allyl"),underset(III)underset() (" Methyl"), underset(IV)underset()(" Vinyl",)`

A

`IVgtIIIgtIIgtI`

B

`IgtIIgtIIIgtIV`

C

`IIgtIVgtIIIgtI`

D

`IIIgtIIgtIgtIV`

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The correct Answer is:
D
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Arrange the following free radicals in order of stability underset(I)underset()((CH_(3))_(3)overset(cdot)C)" "underset(II)underset()((CH_(3))_(2)overset(cdot)CH)" "underset(III)underset()(CH_(3)overset(cdot)CH_(2))" "underset(IV)underset()(overset(cdot)CH_(3))

Arrange the following carbonium ions in order of decreasing stability : underset(I)underset()((CH_(3))_(3)overset(+)C)" "underset(II)underset()((CH_(3))_(2)overset(+)CH)" "underset(III)underset()(CH_(3)overset(+)CH_(2))" "underset(IV)underset()(overset(+)H_(3)C)

Arrange the following in decreasing order of stability. {:underset((I))(Cl^(-)),underset((II))(RCOO^(-)),underset((III))(OH^(-)),underset((IV))(RO^(-)),underset((V))NH_(2)^(-):}

IUPAC name of underset(CN)underset(|)(CH_(2))-underset(CN)underset(|)(CH)-underset(CN)underset(|)(CH_(2))

The IUPAC name of CH_(3)-underset(CH_(3))underset(|)(CH)-underset(O)underset(||)(C)-underset(O)underset(||)(C)-underset(Br)underset(|)(NH) is:

Order of enolic content (P) (Q) Me-underset(O)underset(||)C-underset(O)underset(||)C-Me (S) Me-underset(O)underset(||)C-CH_(2)-underset(O)underset(||)C-Me

The IUPAC name of underset(CN)underset(|)(CH_(2))-underset(CN)underset(|)(CH)-underset(CN)underset(|)(CH_(2)) is:

IUPAC name of CH_(3)-underset(O)underset(||)(C)-underset(CH_(3))underset(|)underset(C=O)underset(|)(CH)-underset(O)underset(||)(C)-OCH_(3)

Arrange the following in decreasing order of basic strenth. underset(I)(CI^(-)) underset(II)(RCOO^(-)) underset(III)(OH^(-)) underset(IV)(RO^(-)) underset(V)(NH^(-))

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