JEE Main 2016 — Inorganic Chemistry

Which of the following atoms has the highest first ionization energy?

Find the metallic and ferromagnetic substance.

Match the items in Column $I$ with its main use listed in Column$\mathrm{II}$: <table class="pyq-table"><tbody><tr><td></td><td>Column$I$</td><td></td><td>Column$\mathrm{II}$</td></tr><tr><td>$A$</td><td>Silica gel</td><td>$i.$</td><td>Transistor</td></tr><tr><td>$B$</td><td>Silicon</td><td>$\mathrm{ii}.$</td><td>Ion-exchanger</td></tr><tr><td>$C$</td><td>Silicone</td><td>$\mathrm{iii}.$</td><td>Drying agent</td></tr><tr><td>$D$</td><td>Silicate</td><td>$\mathrm{iv}.$</td><td>Sealant</td></tr></tbody></table>

The group of molecules having identical shape is:

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 $s{p}^{3}$ and $s{p}^{2}$ respectively.

The bond angle H-X-H is the greatest in the compound :

The species in which the N atom is a state of sp hybridization is:

Which one of the following species is stable in aqueous solution?

Identify the incorrect statement :

The reaction of zinc with dilute and concentrated nitric acid, respectively, produces:

Which one of the following complexes will consume more equivalents of aqueous solution of ${\mathrm{AgNO}}_{3}$ ?

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

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

The pair having the same magnetic moment is: $[At. No. :Cr=24, Mn=25, Fe=26, Co=27]$

Which of the following is an example of homoleptic complex?

Identify the correct trend given below: (Atomic No. = Ti : 22, Cr : 24 and Mo : 42)

Identify the reaction which does not liberate hydrogen

The following statements concern elements in the periodic table. Which of the following is true?

Which one of the following complexes shows optical isomerism? (en=ethylendiamine)

Which of the following are the transition metal ions responsible for colour in ruby and emerald respectively?