Compounds Containing Nitrogen — JEE Advanced PYQs

In the following reaction sequence, P, Q, S and T are the major products.

The correct statement(s) about $\mathbf{P}$, $\mathbf{Q}$, $\mathbf{S}$ and $\mathbf{T}$ is (are)

The correct statement(s) is(are)

A trinitro compound, 1, 3,5 tris-(4-nitrophenyl) benzene, on complete reaction with an excess of $\mathrm{Sn}/\mathrm{HCl}$ gives major product, which on treatment with an excess of ${\mathrm{NaNO}}_2/\mathrm{HCl}$ at $0^{\circ }\mathrm{C}$ provides P as the product. P, …

A trinitro compound, 1, 3,5 tris-(4-nitrophenyl) benzene, on complete reaction with an excess of $\mathrm{Sn}/\mathrm{HCl}$ gives major product, which on treatment with an excess of ${\mathrm{NaNO}}_2/\mathrm{HCl}$ at $0^{\circ }\mathrm{C}$ provides P as the product. P, …

Consider the following reaction sequence,

the correct option(s) is(are)

Correct option(s) for the following sequence of reactions is(are)

Reaction of $\mathbf{x}\mathrm{g}$ of Sn with HCl quantitatively produced a salt. Entire amount of the salt reacted with $\mathbf{yg}$ of nitrobenzene in the presence of required amount of HCl to produce 1.29 g of an organic salt (quantitatively).
(Use Molar masses (in …

Reaction of $\mathbf{x}\mathrm{g}$ of Sn with HCl quantitatively produced a salt. Entire amount of the salt reacted with $\mathbf{yg}$ of nitrobenzene in the presence of required amount of HCl to produce 1.29 g of an organic salt (quantitatively).
(Use Molar masses (in …

Consider the following four compounds I, II, III, and IV.

Choose the correct statement(s).

Consider the reaction sequence from $\mathbf{P}$ to $\mathbf{Q}$ shown below. The overall yield of the major product $\mathbf{Q}$ from $\mathbf{P}$ is $75\%$. What is the amount in grams of $\mathbf{Q}$ obtained from 9.3 mL of $\mathbf{P}$ ? (Use density of …

Scheme 1 and 2 describe the conversion of $\mathbf{P}$ to $\mathbf{Q}$ and $\mathbf{R}$ to $\mathbf{S}$, respectively. Scheme 3 describes the synthesis of $\mathbf{T}$ from $\mathbf{Q}$ and $\mathbf{S}$. The total number of Br atoms in a molecule of $\mathbf{T}$ i …

Aniline reacts with mixed acid (conc. ${\mathrm{HNO}}_3$ and conc. ${\mathrm{H}}_2{\mathrm{SO}}_4$) at 288 K to give P (51%), Q (47%) and R (2%). The major product(s) of the following reaction sequence is (are) …

The major product of the following reaction is

(see structure)

The product(s) of the following reaction sequence is(are)

(see structure)

i) Acetic anhydride/pyridine
ii) ${\mathrm{KBrO}}_3/\mathrm{HBr}$
iii) ${\mathrm{H}}_3{\mathrm{O}}^{+}$, heat
iv) ${\mathrm{NaNO}}_2/\mathrm{HCl}$, 273-278 K
v) $\mathrm{Cu}/\mathrm{HBr}$

Reagent(s) which can be used to bring about the following transformation is(are)

Treatment of compound O with ${\mathrm{KMnO}}_4/{\mathrm{H}}^{+}$ gave P, which on heating with ammonia gave Q. The compound Q on treatment with ${\mathrm{Br}}_2/\mathrm{NaOH}$ produced R. On strong heating, Q gave S, which on further treatment with ethyl 2-bromopropanoate in t …

The major product of the reaction is

In the following reactions, the major product W is

For the identification of $\beta$-naphthol using dye test, it is necessary to use

Amongst the compounds given, the one that would form a brilliant colored dye on treatment with ${\mathrm{NaNO}}_2$ in dil. HCl followed by addition to an alkaline solution of $\beta$-naphthol is

The correct functional group X and the reagent/reaction conditions Y in the following scheme are

In the reaction

(1) $\mathrm{NaOH}/{\mathrm{Br}}_2$

Product T is

$p$-Amino-$N,N$-dimethylaniline is added to a strongly acidic solution of $\mathbf{X}$. The resulting solution is treated with a few drops of aqueous solution of $\mathbf{Y}$ to yield blue coloration due to the formation of methylene blue. Treatment of the aqueous solutio …

Match each of the compounds in Column I with its characteristic reaction(s) in Column II.
| (B) ${\mathrm{CH}}_3{\mathrm{CH}}_2{\mathrm{OCOCH}}_3$ | (q) …

STATEMENT-1: Aniline on reaction with ${\mathrm{NaNO}}_2/\mathrm{HCl}$ at 0 °C followed by coupling with β-naphthol gives a dark blue coloured precipitate.
and
STATEMENT-2: The colour of the compound formed in the reaction of aniline with ${\mathrm{NaNO}}_2/\mathrm{HCl}$ at 0 …

${\mathrm{CH}}_3{\mathrm{NH}}_2+{\mathrm{CHCl}}_3+\mathrm{KOH}\to$ Nitrogen containing compound $+\mathrm{KCl}+{\mathrm{H}}_2\mathrm{O}$. Nitrogen containing compound is