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n-Propyl alcohol and Isopropyl alcohol can be chemically distinguished by which reagent:
The half-life of a certain enzyme catalysed reaction is 138 s, that follows 1st order kinetics. The time required for the concentration of the substance to fall from $1.28 \text{ mg L}^{-1}$ to $0.04 \text{ mg L}^{-1}$, is:
The correct corresponding order of names of four aldoses with configuration given below respectively, is
The hydrolyzed product of an ester, when reduced by $LiAlH_4$, gives:
The correct IUPAC name of the following compound is:
The final product C, obtained in this reaction, would be: [Reaction Scheme Missing]
Which one of the following species has a plane triangular shape?
Given below are two statements: Statement I: A unit formed by the attachment of a base to 1' position of sugar is known as a nucleoside. Statement II: When nucleoside is linked to a phosphorous acid at 5' position of sugar moiety, we get nucleotide. In the light of the above statements choose the correct answer from the options given below:
Match Column-I (Reaction) with Column-II (Product formed) and mark the appropriate choice: **Column-I (Reaction)** (a) Gabriel synthesis (b) Kolbe synthesis (c) Williamson synthesis (d) Etard reaction **Column-II (Product formed)** (i) Benzaldehyde (ii) Ethers (iii) Primary amines (iv) Salicylic acid
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:
In humans, the main oxygen carrier in the blood is:
The reactant 'A' in the below-mentioned reaction is:
Identify the product in the following reaction: [Reaction Scheme Missing]
Which of the following compounds is most basic? [Options Missing]
Which of the following species has a linear shape?
Cyanohydrin of which of the following compounds on hydrolysis gives an optically active product?
The reaction of concentrated sulphuric acid with carbohydrates ($\text{C}_{12}\text{H}_{22}\text{O}_{11}$) is an example of:
Among the given reactions, which one does not result in the formation of a primary amine as the product? [Options Missing]
Which of the following molecule does not possess a $\pi$ bond?
Arrange the following species in increasing order of their dipole moments: $NH_3, NF_3, BF_3, H_2O$