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Standard XII

Chemistry

Allotropes of Carbon

Which of thes...

Question

Which of these is a meso compound ?

I

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I I

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I I I

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I V

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V

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Solution

The correct option is A $I$
Given compound, pentane-2,4-diol is meso due to the presence of plane of symmetry.

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Similar questions

Mark the correct order of decreasing acid strength of the following compounds.

(a) V > IV > II > I > III
(b) II > IV > I > III > V
(c) IV > V > III > II > I
(d) V > IV > III > II > I

Identify which of these are basic:
(i) $C a C O_{3}$
(ii) $N a H C O_{3}$
(iii) $N H_{3}$
(iv) $K O H$
(v) $M g C l_{2}$

Q. Arrange the following compounds in the increasing orders of their melting point.

I . B a C l_{2}

II . S r C l_{2}

III . C a C l_{2}

IV . M g C l_{2}

V . B e C l_{2}

Q. Which of these substances are basic in nature?
(i)

C a C O_{3}

(ii)

N a H C O_{3}

(iii)

N H_{3}

(iv)

K O H

(v)

M g C l_{2}

Predict the order of reactivity of the following compounds in dehydrohalogenation.

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Which of these is a meso compound ?

The correct option is A IGiven compound, pentane-2,4-diol is meso due to the presence of plane of symmetry.

The correct option is A $I$
Given compound, pentane-2,4-diol is meso due to the presence of plane of symmetry.