19,000+ solved questions for JEE Advanced, JEE Mains, NEET & IChO — with answers and expert explanations.
The acidic nature of carboxylic acids, is due to
Which of the following would be expected to be the most highly ionized in water ?
Rewrite the following in the increasing order of acidity ? (i) Benzoic acid (ii) p-methoxybenzoic acid (iii) o-methoxybenzoic acid
The increasing order of acidity of , and – chlorobutyric acids is
Which one of the following orders of acid strength is correct
Acetic acid is weak acid than sulphuric acid because
Which of the following para-substituted benzoic acids is the most acidic
In the anion HCOO– the two carbon-oxygen bonds are found to be of equal length. What is the reason for it.
What is the main reason for the fact that carboxylic acids can undergo ionization
Increasing value of the dissociation constant Ka of the given acids is of the order Carboxylic Acid and Its Derivatives
The reaction: RCOOAg + Br2 4 ,Reflux CCl -> R – Br + AgBr + CO2 is called
The principal organic product formed in the reaction ( ) Peroxide CH CH CH COOH HBr -> is:
Among the following, the acid which undergoes fastest decarboxylation is (a) (b)
Treatment of benzoic acid with Cl2/FeCl3 will give
Which of the following will not undergo Hell - volhard Zelinsky (HVZ) reaction ?
The elimination of CO2 from a carboxylic acid is known as
Which has maximum value of equilibrium constant ? (a) CH COOH H O CH COO H O -> (b) HCOOH H O HCOO H O -> (c) C H COOH H O C H COO H O -> (d) CF COOH H O CF COO H O ->
Propanoic acid or its sodium salt can be converted into alkanes by reduction with HI/red P or decarboxylation reaction or kolbe’s electrolysis. Which of the following alkanes is not formed in any of these reactions ?
Which is false in case of carboxylic acids?
Among the following the strongest acid is
The strongest acid amongst the following compounds is
Consider the acidity of the carboxylic acids : (i) C6H5COOH (ii) o–NO2C6H4COOH (iii) p–NO2C6H4COOH (iv) m–NO2C6H4COOH Which of the following order is correct ?
What will be the product, when carboxy phenol, obtained by Reimer-Tiemann’s process, is deoxidised with Zn-powder? (a) (b) (a) (b) (c) (d)
Silver benzoate reacts with bromine to form (a) (b) (c) (d)
Which of the following undergoes hydrolysis when dissolved in water