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Propanoic acid gives a series of reactions as given below. $CH_3CH_2COOH \xrightarrow{SOCl_2} B \xrightarrow{NH_3} C \xrightarrow{Br_2/KOH} D$ The structure of D would be:
Match List-I with List-II: **List-I (Amine)** (a) Benzenamine (b) Phenylmethanamine (c) Methenamine (d) N-Ethylethanamine **List-II ($pK_b$ value)** (i) 3.38 (ii) 9.38 (iii) 4.70 (iv) 3.0 Choose the correct answer from the options given below:
Which of the following compounds is most basic? [Options Missing]
The least basic compounds/species among the following is: [Options Missing]
Given below are two statements: Statement I: RNA mutates at a faster rate. Statement II: Viruses having RNA genome and shorter life span mutate and evolve faster. In the light of the above statements, choose the correct answer from the options given below:
Which of the following is a polar molecule?
In $NO_{3}^{-}$ ion, the number of bond pair and lone pair of electrons on nitrogen atom are respectively:
Which one of the following orders is correct for the bond dissociation enthalpy of halogen molecules?
In humans, the main oxygen carrier in the blood is:
The structure that represents the peptide chain is:
Which of the following species has a linear shape?
Which of the following is not isostructural with $\text{SiCl}_4$?
The correct reaction among the following is:
Given below are two statements: Statement I: Primary aliphatic amines react with $HNO_2$ to give unstable diazonium salts. Statement II: Primary aromatic amines react with $HNO_2$ to form diazonium salts which are stable even above $300\text{ K}$. In the light of the above statements, choose the most appropriate answer from the options given below:
Among the following, reducing sugar is:
Which of the following molecule does not possess a $\pi$ bond?
Which of the compounds given below will exhibit a linear structure?
Given below are two statements: Statement I: Benzenediazonium chloride is a colourless crystalline solid. It is insoluble in water but reacts with water when warmed. Statement II: Benzenediazonium chloride on reacting with $HCl$ in presence of copper powder gives chlorobenzene as the product. This is an example of Gatterman reaction. In the light of the above statements, choose the correct answer from the options given below:
The compound that does not reduce Fehling solution is:
Which of the following has the longest C—O bond length? (Free C—O bond length in CO is 1.128 Å)