p-Block Elements

Chlorine on reaction with hot and concentrated sodium hydroxide give :

The element that does NOT show catenation is :

The element that shows greater ability to form p\(\pi\)-p\(\pi\) multiple bonds, is :

The basic structural unit of feldspar, zeolites, mica, and asbestos is :

The C–C bond length is maximum in :

The chloride that CANNOT get hydrolysed is :

The hydride that is NOT electron deficient :

The relative stability of +1 oxidation state of group 13 elements follows the order :

The number of 2-centre-2-electron and 3-centre -2-electron bonds in B2H6, respectively, are :

Among the following reactions of hydrogen with halogens, the one that requires a catalyst is :

The correct order of catenation is :

The number of pentagons in C60 and trigons (triangles) in white phosphorus, respectively, are :

The noble gas that does not occur in the atmosphere is :

Among the oxides of nitrogen : N2O3, N2O4 and N2O5; the molecule(s) having nitrogen-nitrogen bond is / are :

A group 13 element 'X' reacts with chlorine gas to produce a compound XCl3. XCl3 is electron deficient and easily reacts with NH3 to form Cl3X \(\leftarrow\) NH3 adduct ; however, XCl3 does not dimerize X is :

In graphite and diamond, the percentage of p-characters of the hybrid orbitals in hybridisation are respectively :

A white sodium salt dissolves readily in water to give a solution which is neutral to litmus. When silver nitrate solution is added to the aformentioned solution, a white precipitate is obtained which does not dissolve in dil. nitric acid. ...

Xenon hexafluoride on partial hydrolysis produces compounds 'X' and 'Y' . Compounds 'X' and 'Y' and the oxidation state of Xe are respectively :

Lithium aluminium hydride reacts with silicon tetrachloride to form :

In XeO3F2, the number of bond pair(s), \(\pi\)-bond(s) and lone pair(s) on Xe atom respectively are :

In KO2, the nature of oxygen species and the oxydation state of oxygen atom are, respectively :

The number of P \(-\) O bonds in P4O6 is :

When metal ‘M’ is treated with NaOH, a white gelatinous precipitate ‘X’ is obtained, which is soluble in
excess of NaOH. Compound ‘X’ when heated strongly gives an oxide which is used in chromatography as
an adsorbent. The metal ‘M’ is

The compound that does not produce nitrogen gas by the thermal decomposition is :

The number of P−OH bonds and the oxidation state of phosphorus atom in pyrophosphoric acid (H4P2O7) respectively are :

XeF6 on partial hydrolysis with water produces a compound ‘X’. The same compound ‘X’ is formed when XeF6 reacts with silica. The compound ‘X’ is :

The correct sequence of decreasing number of \(\pi\)-bonds in the structures of H2SO3, H2SO4 and H2S2O7 is :

The number of S = O and S − OH bonds present in peroxodisulphuric acid and pyrosulphuric acid respectively are :

A metal ‘M’ reacts with nitrogen gas to afford ‘M3N’. ‘M3N’ on heating at high temperature gives back ‘M’ and on
reaction with water produces a gas ‘B’. Gas ‘B’ reacts with aqueous
solution of CuSO4 to form a deep blue compound. ‘M’ and
‘...

The products obtained when chlorine gas reacts with cold and dilute aqueous NaOH are :

The non-metal that does not exhibit positive oxidation state is :

Which intermolecular force is most responsible in allowing xenon gas to liquefy?

Match the items in Column I with its main use listed in Column II :

.tg {border-collapse:collapse;border-spacing:0;border-color:#999;width:100%}
.tg td{font-family:Arial, sans-serif;font-size:14px;padding:10px 5px;border-style:solid;borde...

Identify the incorrect statement :

Aqueous solution of which salt will not contain ions with the electronic
configuration 1s22s22p63s23p6 ?

Assertion :     Among the carbon
allotropes, diamond is an insulator, whereas, graphite is a good conductor of electricity.
Reason :     Hybridization of carbon in diamond and graphite are sp3 and sp2, respectively.

The pair in which phosphorous atoms have a formal oxidation state of +3 is :

Which among the following is the most reactive?

Which one has the highest boiling point?

Assertion : Nitrogen and Oxygen are the main components in the atmosphere but these do not react to
form oxides of nitrogen.
Reason : The reaction between nitrogen and oxygen requires high temperature.

Which one of the following properties is not shown by NO?

The correct statement for the molecule, CsI3 is :

Among the following oxoacids, the correct decreasing order of acid strength is :

Which of the following is the wrong statement?

The molecule having smallest bond angle is :

Which of the following statements regarding sulphur is incorrect?

Which of the following statement is wrong?

Boron cannot form which one of the following anions?

Which one of the following reactions of Xenon compounds is not feasible?

Which one of the following is the correct statement?