JEE Main 2005 — Inorganic Chemistry

In which of the following arrangements the order is NOT according to the property indicated against it?

The number of hydrogen atom(s) attached to phosphorus atom in hypophosphorous acid is

Heating an aqueous solution of aluminium chloride to dryness will give

The oxidation state of chromium in the final product formed by the reaction between KI and acidified potassium dichromate solution is

The lanthanide contraction is responsible for the fact that

In silicon dioxide

Which of the following factors may be regarded as the main cause of lanthanide contraction?

The correct order of the thermal stability of hydrogen halides (H – X) is

Which of the following oxides is amphoteric in character?

Which of the following compounds shows optical isomerism?

The IUPAC name of the coordination compound $\mathrm{K}_3\left[\mathrm{Fe}(\mathrm{CN})_6\right]$ is

Heating mixture of $\mathrm{Cu}_2 \mathrm{O}$ and $\mathrm{Cu}_2 \mathrm{~S}$ will give

Which one of the following cyano complexes would exhibit the lowest value of paramagnetic behaviour? (At. No. $\mathrm{Cr}=24, \mathrm{Mn}=25, \mathrm{Fe}=26, \mathrm{Co}=27$ )

The number and type of bonds between two carbon atoms in calcium carbide are

The molecular shapes of $\mathrm{SF}_4, \mathrm{CF}_4$ and $\mathrm{XeF}_4$ are

The oxidation state of $\mathrm{Cr}$ in $\left[\mathrm{Cr}\left(\mathrm{NH}_3\right)_4 \mathrm{Cl}_2\right]^{+}$is

The photon of hard gamma radiation knocks a proton out of ${ }_{12}^{24} \mathrm{Mg}$ nucleus to form

Which one of the following species is diamagnetic in nature?

Lattice energy of an ionic compounds depends upon

The value of the ‘spin only’ magnetic moment for one of the following configurations is 2.84 BM. The correct one is

The structure of diborane $\left(\mathrm{B}_2 \mathrm{H}_6\right)$ contains