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Substituent effects

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Question#1

The ortho/para directing group among the following is [AIIMS 2003]

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Question#2

Nitration of benzoic acid gives [MP PMT 1997]

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Question#3

Select meta directing groups of the following?  ETEA2016 Med

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Question#4

Which group is attached to benzene will increase its reactivity ETEA2017 med

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Question#5

Which one is not a meta directing group NUMS2017

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Question#6

Among the following which one has the withdrawing effect MDCAT2017

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Question#7

Which of the following species are meta directing groups when second group is introduced into the benzene ring MDCAT2017

I= -NH2

II= -CHO 

III = -COOH 

IV= -CH3

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Question#8
When CH3 is attached to a benzene ring, it makes the ring:  MDCAT2020
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1.    Introduction To Fundamental
         Atomic Mass
         Empirical formula
         Molecular Formula
         Concept of Mole
         Stoichiometry
         Limiting Reactant
         Percentage yield
2.    Atomic Strcuture
         Constituents of atom
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         Rutherford Model
         Planks Theory
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3.    Gases
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         Charles Law and Absolute Scale of temperature
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         Daltons Law of Partial pressure
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4.    Liquids
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         Common ion effect
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         Lowry-Bronsted acid base concept
7.    Reaction kinetics
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11.    s and p block Elements
         Demarcation of periodic Table
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         Reactions of group 1 elements( Alkali metals)
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         Trend in solubility of nitrates, hydroxides, oxides, sulphates and carbonates of G_IAand G-lIA elements
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12.    Transition Elements
         Introduction
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13.    Fundamental Concepts of Organic Chemistry
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         Classification of organic compounds based on carbon skeleton
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14.    Chemistry Of Hydrocarbons
         Introduction
         IUPAC Naming
         Physical Properties of Alkane Alkene and Alkynes
         Preparations Of Alkanes
         Preparation of alkenes
         Preparations Of alkynes
         Reactivity Of Alkanes
         Reactivity Of alkene
         Reaction Of Alkyne
         Acidity Of terminal Alkynes
         Reactivity comparison of Hydrocarbons
15.    Benzene
         IUPAC Naming and classification
         Physical properties of benzene
         Molecular orbital Aspects
         Resonance energy and Stability of benzene
         Preparation of benzene
         Reactivity and reactions ( catalytic Hydrogenation, Oxidation, Nitration, Halogenation, Sulphonation )
         Fridel Craft Alkylation and Acylation
         Substituent effects
16.    Alcohol and phenols
         Naming and Designation Of Alcohols
         Physical properties of Alochols
         Preparations of Alcohols
         Reactivity of Alcohols
         Predicting Relative acidity of alcohols
         iodoform test
         Lucas test
         Naming of aromatic hydroxy groups (phenol)
         Physical properties of phenol
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         Acidity of Phenols
         Identification test for Phenol
17.    Alkyl halides
         IUPAC system
         Preparations of alkyl halides
         Reactivity of Alkyl halides
         SN1 & SN2
         E1 & E2
         Nucleophile and Base
         Substrate and Leaving group
         Organomettalic Compound (Grignard Reagent)
18.    Aldehyde and ketones
         Nomenclature and structure of Aldehyde and ketones
         preparation of Ald & Ket
         Relative Reactivity of carbonyls
         Addition Of HCN and NaHSO3 to Carbonyls
         Aldol condensation
         Cannizaro's reaction
         Addition Elimination reactions
         oxidation reduction Reactions of carbonyls
         Identifications Reactions
19.    Carboxylic acid
         Nomenclature
         Physical properties
         Preparation of carboxylic acid by ( carbonation of Grignard reagent, Hydrolysis of Nitriles, oxidation of alcohols and aldehydes , oxidative cleavage of Alkene,
         Reaction involving H-atom of the carboxylic acid
         Reaction involving the OH-group of carboxylic acid
         Reaction involving Carboxyl group (-COOH)
         Acidity
         Tests for carboxylic Group
         Preparation and Reactions of carboxylic acid derivatives
20.    Macromolecules