p-Block Elements

Correct statement(s) about the compounds P, Q and R is(are)

Correct statement(s) about the compounds X, Y and Z is (are)

The compound(s) with P–H bond(s) is(are)

The complete hydrolysis of ICl, ClF3 and BrF5, respectively, gives :

The heating of NH4NO2 at 60–70 °C and NH4NO3 at 200–250 °C is associated with the formation of nitrogen containing compounds X and Y, respectively. X and Y, respectively, are

The compound(s) having peroxide linkage is(are)

The species formed on fluorination of phosphorus pentachloride in a polar organic solvent are

At room temperature, disproportionation of an aqueous solution of in situ generated nitrous acid $\left(\mathrm{HNO}_2\right)$ gives the species

Match the reactions (in the given stoichiometry of the reactants) in List-I with one of their products given in List-II and choose the correct option.

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The reaction of $\mathrm{Pb}\left(\mathrm{NO}_{3}\right)_{2}$ and $\mathrm{NaCl}$ in water produces a precipitate that dissolves upon the addition of $\mathrm{HCl}$ of appropriate concentration. The dissolution of the precipitate is due to ...

The reaction of $\mathrm{HClO}_{3}$ with $\mathrm{HCl}$ gives a paramagnetic gas, which upon reaction with $\mathrm{O}_{3}$ produces

The compound(s) which react(s) with $\mathrm{NH}_{3}$ to give boron nitride (BN) is(are)

Dissolving $1.24 \mathrm{~g}$ of white phosphorous in boiling $\mathrm{NaOH}$ solution in an inert atmosphere gives a gas $\mathbf{Q}$. The amount of $\mathrm{CuSO}_{4}$ (in g) required to completely consume the gas $\mathbf{Q}$ is ________...

The correct statement(s) related to oxoacids of phosphorous is(are)

A colourless aqueous solution contains nitrates of two metals, X and Y. When it was added to an aqueous solution of NaCl, a white precipitate was formed. This precipitate was found to be partly soluble in hot water to give a residue P and a...

With respect to hypochlorite, chlorate and perchlorate ions, choose the correct statement(s).

Consider the following reactions (unbalanced).\(Zn + Hot\,conc.\,{H_2}S{O_4}\mathrel{\mathop{\kern0pt\longrightarrow} \limits_{}} G + R + X\)\(Zn + conc.\,NaOH\mathrel{\mathop{\kern0pt\longrightarrow} \limits_{}} T + Q\)$$G + {H_2}S + N{H_4...

Among B2H6, B3N3H6, N2O, N2O4, H2S2O3 and H2S2O8, the total number of molecules containing covalent bond between two atoms of the same kind is ...................

A tin chloride Q undergoes the following reactions (not balanced)\(Q + C{l^ - } \to X\)\(Q + M{e_3}N \to Y\)\(Q + CuC{l_2} \to Z + CuCl\)X is a monoanion having pyramidal geometry. Both Y and Z are neutral compounds.Choose the correct optio...

At 143 K, the reaction of XeF4 with O2F2 produces a xenon compound Y. The total number of lone pair(s) of electrons present on the whole molecule of Y is .................

The total number of compounds having at least one bridging oxo group among the molecules given below is _________.
\({N_2}{O_3},{N_2}{O_5},\) \({P_4}{O_6},{P_4}{O_7},\) \({H_4}{P_2}{O_5},{H_5}{P_3}{O_{10}},\) $${H_2}{S_2}{O_3},{H_2}{S_2}{O...

The compounds(s) which generate(s) \({N_2}\) gas upon thermal decomposition below \({300^ \circ }C\) is (are)

Based on the compounds of group \(15\) elements, the correct statement(s) is (are)

Among the following, the correct statement(s) is (are)

\(W\) and \(X\) are, respectively

\(Y\) and \(Z\) are, respectively

The correct statement(s) about the oxoacids, \(HCl{O_4}\) and \(HClO\) is (are)

The color of the \({X_2}\) molecules of group \(17\) elements changes gradually from yellow to violet down the group. This is due to

The nitrogen containing compound produced in the reaction of HNO3 with P4O10

The crystalline form of borax has.

The increasing order of atomic radii of the following group 13 elements is

The correct statements regarding (i) HClO, (ii) HClO2, (iii) HClO3 and (iv) HClO4 is (are)

Three moles of B2H6 are completely reacted with methanol. The number of moles of boron containing product formed is ____________.

The number of lone pairs of electrons in N2O3 is ___________.

Under ambient conditions, the total number of gases released as products in the final step of the reaction scheme shown below is

The product formed in the reaction of SOCl2 with white phosphorus is

The correct statement(s) for orthoboric acid is/are

The unbalanced chemical reactions given in List I show missing reagent or condition (?) which are provided in List II. Match List I with List II and select the correct answer using the code given below the lists :

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R, S and T respectively, are

P and Q, respectively, are the sodium salts of

The correct statement(s) about O3 is(are)

Concentrated nitric acid, upon long standing, turns yellow-brown due to the formation of

With respect to graphite and diamond, which of the statement(s) given below is(are) correct?

25 mL of household bleach solution was mixed with 30 mL of 0.50 M KI and 10 mL of 4 N acetic acid. In the titration of the liberated iodine, 48 mL of 0.25 N Na2S2O3 was used to reach the end point. The molarity of the household bleach solut...

Bleaching powder contains a salt of an oxoacid as one of its components. The anhydride of that oxoacid is

The reaction of white phosphorous with aqueous NaOH gives phosphine along with another phosphorus containing compound. The reaction type; the oxidation states of phosphorus in phosphine and the other product are, respectively,

Which of the following hydrogen halides reacts with AgNO3(aq.) to give a precipitate that dissolves in Na2S2O3 (aq.) ?

Which ordering of compounds is according to the decreasing order of the oxidation state of nitrogen?

Among the following, the number of compounds that can react with PCl5 to given POCl3 is _____________.
O2, CO2, SO2, H2O, H2SO4, P4O10

Extra very pure N2 can be obtained by heating