19,000+ solved questions for JEE Advanced, JEE Mains, NEET & IChO — with answers and expert explanations.
The reaction: RCOOAg + Br2 4 ,Reflux CCl -> R – Br + AgBr + CO2 is called
Increasing value of the dissociation constant Ka of the given acids is of the order Carboxylic Acid and Its Derivatives
What is the main reason for the fact that carboxylic acids can undergo ionization
In the anion HCOO– the two carbon-oxygen bonds are found to be of equal length. What is the reason for it.
Which of the following para-substituted benzoic acids is the most acidic
Acetic acid is weak acid than sulphuric acid because
Which one of the following orders of acid strength is correct
The increasing order of acidity of , and – chlorobutyric acids is
Rewrite the following in the increasing order of acidity ? (i) Benzoic acid (ii) p-methoxybenzoic acid (iii) o-methoxybenzoic acid
Which of the following would be expected to be the most highly ionized in water ?
The acidic nature of carboxylic acids, is due to
Which of the following is the weakest acid (a)
Which acid is strongest or Which is most acidic
The weakest acid among the following is
Carboxylic acids have higher boiling point due to presence of …. Fill in the blank with best suitable word.
Benzoic acid is nearly insoluble in cold water. Carboxylic acids are soluble in less polar organic solvents like benzene, ether, alcohol, chloroform. The above statement is
Higher carboxylic acids are insoluble in water due to (a) increased hydrophobic interaction of the hydrocarbon part
Carboxylic acids exist as … in the vapour phase or in the aprotic solvents. Fill in the blank with best suitable word.
Select correct statement (s) :
The carboxylic acid which has maximum solubility in water is
Which of the following has the highest boiling point?
The major product obtained on interaction of phenol with sodium hydroxide and carbon dioxide is
Which of the following compounds will react with NaHCO3 solution to give sodium salt and carbon dioxide
In which cases RCO2H is not the product? H O OH SnCl /HCl DIBAL LiAlH : RCN :RCN : RCN : RCN : RCN -> -> -> -> -> I II III IV V
In which case yield of the carboxylic acid is maximum? (a) H O KCN,DMSO CH CH CH CH Br ->-> (b) (c)