General Organic Chemistry

The compounds P, Q and S were separately subjected to nitration using $\ce{HNO3/H2SO4}$ mixture. The major product formed in each case respectively, is

Match the reactions in Column I with appropriate options in Column II.

The correct acidity order of the following is

The IUPAC name of the following compound is

In the following carbocation, H/CH$_3$ that is most likely to migrate to the positively charged carbon is

The correct stability order of the following resonance structures is

Hyperconjugation involves overlap of the following orbitals

The correct stability order for the following species is

Match the compounds in Column I with their characteristic test(s)/reaction(s) given in Column II. Indicate your answer by darkening the appropriate bubbles of the 4 × 4 matrix given in the ORS.

In the following reaction, the structure of the major product 'X' is

Benzanilide $\xrightarrow[\text{conc. }\ce{H2SO4}]{\text{conc. }\ce{HNO3}}$ X

Among the following, the least stable resonance structure is

Sodium fusion extract, obtained from aniline, on treatment with iron(II) sulphate and $\ce{H2SO4}$ in presence of air gives a Prussian blue precipitate. The blue colour is due to the formation of

The electrophile in this reaction is

The structure of the intermediate I is