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Reaction involving H-atom of the carboxylic acid

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Question#1

Acetic acid is a weak acid than sulfuric acid because of following reason.  MDCAT2023

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Question#2

When propionic acid is treated with aqueous sodium bicarbonate CO2 is liberated. The ‘C’ of CO2 comes from [IIT-JEE (Screening) 1999]

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Question#3

A colourless water soluble organic liquid decomposes sodium carbonate and liberates carbon dioxide. It produces black precipitate with Tollen's reagent. The liquid is [KCET 1989] 

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Question#4

Which of the following compounds will react with NaHCO3 solution to give sodium salt and carbon dioxide [CBSE PMT 1999; BHU 1983, 2002]

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Question#5

Formaldehyde and formic acid can be distinguished using [AFMC 1993]

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1.    Introduction To Fundamental
         Atomic Mass
         Empirical formula
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         Common ion effect
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         Lowry-Bronsted acid base concept
7.    Reaction kinetics
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12.    Transition Elements
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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
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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
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         Predicting Relative acidity of alcohols
         iodoform test
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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