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

(v) > (iv) > (ii) > (i) > (iii)

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(ii) > (iv) > (i) > (iii) > (v)

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(iv) > (v) > (iii) > (ii) > (i)

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(v) > (iv) > (iii) > (ii) > (i)

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Solution

The correct option is B (ii) > (iv) > (i) > (iii) > (v)
The electron withdrawing group $(- N O_{2})$ increases the acidity of phenols and the electron donating group $(- O C H_{3})$ decreases the acidity of phenols. The effect at p-position is greater than at m- position.

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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

Q. Mark the correct order of decreasing acidic strength of the following compounds:

Q. Make the correct order of decreasing acid strength of the following compounds.

Q. Arrange the following oxides in the decreasing order of their acidic strengths.

I . Z n O

I I . K_{2} O

I I I . P_{2} O_{5}

I V . M g O

Order of decreasing acidity of

$(i) H C O O H (i i) C H_{3} C O O H (i i i) C l_{2} C H C O O H (i v) C F_{3} C O O H i s$

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

The correct option is B (ii) > (iv) > (i) > (iii) > (v)The electron withdrawing group (−NO2) increases the acidity of phenols and the electron donating group (−OCH3) decreases the acidity of phenols. The effect at p-position is greater than at m- position.

The correct option is B (ii) > (iv) > (i) > (iii) > (v)
The electron withdrawing group $(- N O_{2})$ increases the acidity of phenols and the electron donating group $(- O C H_{3})$ decreases the acidity of phenols. The effect at p-position is greater than at m- position.