NEET Chemistry
Directive Effect Of Functional Grp
Low Priority
Consistency: 15%
Weightage: 3 / 20 Yrs
High-Yield Trend
1
2013 1
2010 2
2008 Questions 4 MCQs
01
PYQ 2008
easy
chemistry ID: neet-200
The relative reactivities of acyl compounds towards nucleophilic substitution are in the order of:
1. Acyl chloride > Acid anhydride > Ester > Amide
2. Ester > Acyl chloride > Amide >Acid anhydride
3. Acid anhydride > Amide > Ester > Acyl chloride
4. Acyl chloride > Ester > Acid anhydride > Amide
1
(1)
2
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3
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4
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02
PYQ 2008
medium
chemistry ID: neet-200
Which one of the following is most reactive towards electrophilic attack?
| 1. | 2. | ||
| 3. | 4. |
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03
PYQ 2010
medium
chemistry ID: neet-201
Among cyclohexanol (I), acetic acid (II), 2, 4, 6-trinitrophenol (III) and phenol (IV) the correct order of decreasing acidic character will be:
| 1. | III>II>IV>I | 2. | II>III>I>IV |
| 3. | II>III>IV>I | 4. | III>IV>II>I |
1
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2
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04
PYQ 2013
easy
chemistry ID: neet-201
Which of the following meta-directing substituents is the most deactivating in aromatic substitution?
| 1. | –SO3H | 2. | –COOH |
| 3. | –NO2 | 4. | –C≡N |
1
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