MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Specific Rotation

53. Determine...

Question

53. Determine the specific rotation of (-)-2-octanol obtained by the reaction of (+)-2-bromooctane (of specific rotation = +24.9^° ) with aqueus sodium hydroxide . Given specific rotation for optically pure (+)-2-bromooctane and (-)-2-octanol have specific rotations of +39.6^° and -10.3^° respectively

Open in App

Solution

Suggest Corrections

thumbs-up

0

Similar questions

Q. If the specific rotation of optically pure 2-Butanol is -120 degrees, and a synthetic sample of 2-butanol containing both the enantiomers shows a specific rotation of +24 degrees, find the percentage of d-2-Butanol.

Q. Calculate the enantiomeric excess of a mixture of 2-bomobutane with an observed specific rotation of

+ {18.5}^{\circ}

. The specific rotation of (R)-2-bomobutane is

- {23.1}^{\circ}

and (S)-2-bomobutane is

+ {23.1}^{\circ}

Q. The reaction

A (a q) \to B (a q) + C (a q)

is monitored by measuring optical rotation of reaction mixture at different time interval. The species

A, B

C

are optically active with specific rotations

20^{0}, 30^{0}

- 40^{0}

respectively. Starting with pure

A

if the value of optical rotation was found to be

{2.5}^{0}

6.93

minutes and optical rotation was

- 5^{0}

after infinite time. Find the rate constant for first order conversion of

A

B

C

Q. An optically active compound A(specific solution

100

) undergoes mutarotation in aqueous solution to form another optically active compound B(specific rotation

200

) till the specific rotation of the solution finally attains the constant value of

180

. Find Kc for the mutarotation.

Q. Specific rotation of a optical isomer can be detected by __________ .

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Specific Rotation

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Specific Rotation

Standard XII Chemistry

Join BYJU'S Learning Program

CrossIcon