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Which of the following is a racemic mixt...

Which of the following is a racemic mixture?

A

`25%(+)`and`75%(-)`

B

`50%(+)`and`50%(-)`

C

`80%(+)`and`20%(-)`

D

`40%(+)`and`60%(-)`

Text Solution

Verified by Experts

The correct Answer is:
B
A mixture of equal parts of enantiomers is called no longer mixture. A `1:1` mixture of two enantiomers will no longer infuence polarized light since the effect of one enantiomer is cancelled by the other.
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Knowledge Check

  • Which one of the following is not a mixture?

    A
    Distilled water
    B
    Sugar dissolved in water.
    C
    Liquefied Petroleum Gas (LPG).
    D
    Gasoline

  • Which of the following will racemize in presence of acid or base traces in aqueous medium?

    A
    `Me-underset(O)underset(||)C-underset(CH_(3))underset(|)overset(CH_(3))overset(|)C-Ph`
    B
    `Me-underset(O)underset(||)C-CH_(2)-underset(D)underset(|)overset(H)overset(|)C-CH_(3)`
    C
    `Me-underset(H)underset(|)overset(Et)overset(|)C-underset(H)underset(|)overset(Me)overset(|)C-underset(O)underset(||)C-Ph`
    D
    `Ph-underset(O)underset(||)C-underset(CH_(3))underset(|)overset(H)overset(|)C-CH_(2)-CH_(3)`

  • Product of which of the following reactions, is racemic mixture?

    A
    B
    C
    D

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