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Arrange the following in decreasing orde...

Arrange the following in decreasing order of their stability :- `(I) CH_(3)-overset(oplus)(CH_(2)) " "(II) CH_(3)-underset(CH_(3))underset(|)overset(oplus)(CH)`
`(III) CH_(3)-underset(oplus)overset(CH_(3))overset(|)(C)-CH_(3) " "(IV) {:(CH_(2)-overset(o+)(C)H_(2)),(|),(F):}`

A

`II gt I gt III gt IV`

B

`IV gt I gt II gt III`

C

`IV gt III gt II gt I`

D

`III gt II gt I gt IV`

Text Solution

Verified by Experts

The correct Answer is:
D
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Knowledge Check

  • Arrange the following acid in decreasing order of their acidic strength : (I) CH_(3)-OH (II) CH_(3)CH_(2)-OH (III) CH_(3)-underset(CH_(3))underset(|)(CH)-OH (IV) CH_(3)-underset(CH_(3))underset(|)overset(CH_(3))overset(|)(C)-OH

    A
    `II gt III gt IV gt I`
    B
    `I gt II gt III gt IV`
    C
    `I gt III gt II gt IV`
    D
    `II gt IV gt III gt I`

  • Arrange the following increasing order of number of hyperconjugation structures. (I) CH_(3)-overset(.)(C)H-CH_(3) (II) CH_(3)-overset(CH_(3))overset(|)CH-overset(.)(C)H-CH_(3) (III) CH_(3)-overset(CH_(3))overset(|)underset(.)C-CH_(3)

    A
    `I lt II lt III`
    B
    `II lt I lt III`
    C
    `III lt II lt I`
    D
    `II lt III lt I`

  • The IUPAC name of CH_(3)Ch_(2)-underset(CH_(3))underset(|)overset(H)overset(|)(C)-underset(CH_(3))underset(|)overset(C_(4)H_(9))overset(|)(C)-CH_(3) is

    A
    (1) 3,4,4-trimethylheptane
    B
    (2) 3,4,4-triemethyloctane
    C
    (3) `2`-butyl-`2`-methyl-`3`-ethylbutane
    D
    (4) `2`-ethyl-`3,3`-dimethylheptane

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