The Most Unstable Configuration Of Cyclohexane Is

Why Kaysons ?

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Question

The most unstable configuration of cyclohexane is

Solution

Correct option is

Half chair

Half chair is transition state conformation between the chair and boat conformation. The energy difference between the chair and half chair conformation being 44 kJ mol–1. Hence it is most unstable.

Testing

SIMILAR QUESTIONS

Q1

(+) and (–) forms of optically active compounds are different in

Q2

Number of chiral centres in

Q3

Which of the following statements is not correct?

Q4

The functional groups —OH, —COOH, —CHO, —OCH3 attached to a chiral carbon is in the preference order

Q5

Which of the following statements is/are incorrect for D-(+)-glyceraldehyde?

Q6

The specific rotation of a pure enantiomer is + 16o. Its observed rotation if it is isolated from a reaction with 25% recemisation and 75% retention is

Q7

An enantiomerically pure acid is treated with racemic mixture of an alcohol having one chiral carbon. The ester formed will be

Q8

During the debromination of meso-dibromobutane, the major compound formed will be

Q9

At room temperature the eclipsed and the staggered forms of ethane cannot be isolated because

Q10

The type of isomerism shown by 6, 6-disitrodiphenic acid is